sensum_fw-la nobis_fw-la ipsi_fw-la adimamus_fw-la neque_fw-la dubitationis_fw-la â—muli_fw-la aut_fw-la fatui_fw-la aut_fw-la aliud_fw-la ejusmodi_fw-la quidvis_fw-la simus_fw-la sed_fw-la quod_fw-la tum_fw-la rectum_fw-la est_fw-la tum_fw-la modestis_fw-la hominibus_fw-la convenit_fw-la quod_fw-la quidâ—m_fw-la evidens_fw-la est_fw-la promptè_fw-la accipiamus_fw-la quod_fw-la autem_fw-la dubium_fw-la est_fw-la per_fw-la ocium_fw-la quaeramus_fw-la ¶_o error_n of_o the_o press_n correct_v thus_o page_n 1._o line_n 20._o read_v plostique_n page_n 5._o line_n 1_o read_v aristotelean_n pagâ—_n 8._o line_n 2_o read_v void_a and_o line_n 20._o read_v 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d page_n 10._o line_n 7._o read_v homaeomerian_n p._n 13._o l._n 10._o read_v ructus_fw-la acidus_fw-la and_o l._n 25_o one_o and_o the_o same_o etc._n etc._n page_n 15._o line_n 9_o read_v difficult_o page_n 17._o line_n 13_o read_v pecquet_n page_n 26_o line_n 29._o read_v pecquet_n page_n 31._o line_n ult_n read_v other_z branches_z page_z 40._o line_n 4_o read_z it_o be_v own_o nature_n etc._n etc._n page_n 61._o line_n 13._o read_v apposition_n page_n 64._o line_n 4._o read_v venous_a p._n 72._o l._n 1._o r._n slegelius_n and_o the_o same_o line_n 12._o page_n 77._o line_n penult_n read_v only_o thus_o much_o pag._n 83._o line_n 18._o read_v draw_v themselves_o etc._n etc._n page_n 86._o line_n 12._o read_v fracastorius_fw-la page_n 89._o line_n 29._o read_v lax_n page_n 95._o line_n 17._o read_v void_v page_n 114._o line_n 7._o read_v capsula_fw-la page_n 116._o line_n 10._o read_v nerve_n page_n 157._o line_n 19_o read_v nerve_n page_n 190._o line_n 8._o read_v vein_n page_n 192._o line_n ult_n read_v covered_z page_n 193._o line_n 17._o read_v tailor_n mascle_n of_o nutrition_n exercitation_n the_o first_o of_o nutrition_n the_o platonist_n article_n article_n though_o he_o hold_v the_o deity_n and_o the_o world_n to_o be_v coeternal_a virtue_n nutrition_n and_o generation_n one_o and_o the_o same_o act_n of_o the_o soul_n or_o formative_a virtue_n do_v yet_o allow_v the_o world_n to_o have_v be_v create_v by_o god_n and_o to_o solve_v the_o seem_a contradiction_n say_v that_o priority_n be_v not_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d in_o respect_n of_o time_n but_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d in_o respect_n of_o nature_n as_o the_o sun_n and_o light_n be_v coevous_a though_o the_o one_o be_v the_o cause_n the_o other_o the_o effect_n this_o certain_o may_v be_v more_o just_o say_v of_o the_o generative_a &_o nutritive_a faculty_n if_o at_o least_o they_o be_v not_o one_o and_o the_o same_o by_o one_o of_o which_o a_o animal_n be_v produce_v and_o by_o the_o other_o conserve_v for_o though_o the_o formative_a virtue_n may_v seem_v to_o precede_v in_o its_o operation_n yet_o be_v the_o stamina_fw-la or_o rudiment_n of_o the_o embryo_n scarce_o delineate_v or_o adumbrate_v when_o the_o nutritive_a begin_v to_o augment_v and_o perfect_v they_o so_o as_o that_o it_o may_v rather_o be_v say_v to_o go_v hand_n in_o hand_n with_o the_o plastick_n faculty_n than_o to_o follow_v after_o it_o and_o what_o priority_n there_o seem_v to_o be_v in_o their_o operation_n be_v rather_o in_o respect_n of_o nature_n than_o of_o time_n to_o form_n and_o nourish_v be_v not_o only_a act_n of_o one_o and_o the_o same_o soul_n but_o so_o alike_o that_o it_o be_v no_o easy_a matter_n to_o distinguish_v betwixt_o they_o for_o generation_n and_o accretion_n be_v not_o perform_v without_o nutrition_n nor_o nutrition_n or_o augmentation_n without_o generation_n to_o nourish_v be_v to_o substitute_v such_o and_o so_o much_o of_o matter_n as_o be_v decay_v in_o the_o part_n namely_o flesh_n nerve_n vein_n artery_n etc._n etc._n and_o what_o be_v that_o in_o reality_n but_o to_o generate_v flesh_n nerve_n vein_n artery_n &_o c_o in_o like_a manner_n accretion_n be_v not_o effect_v without_o generation_n for_o all_o natural_a body_n upon_o the_o accession_n of_o new_a part_n be_v augment_v and_o those_o new_a part_n be_v such_o of_o which_o these_o body_n be_v first_o compose_v and_o this_o be_v do_v according_a to_o all_o the_o dimension_n so_o that_o to_o speak_v proper_o the_o part_n of_o a_o animal_n be_v increase_v distinguish_v and_o organise_v all_o at_o once_o far_o this_o be_v necessary_a both_o in_o respect_n of_o the_o efficient_a cause_n and_o of_o the_o matter_n the_o former_a because_o idem_fw-la esse_fw-la principium_fw-la efficiens_fw-la efficient_a as_o well_o in_o respect_n of_o the_o matter_n as_o of_o the_o efficient_a nutriens_fw-la &_o conservans_fw-la in_o singulis_fw-la animalibus_fw-la necesse_fw-la est_fw-la nisi_fw-la aliam_fw-la formam_fw-la in_o pvero_fw-la aliam_fw-la in_o adolescente_fw-la et_fw-la in_o see_v aliam_fw-la constituamus_fw-la the_o latter_a because_o all_o animal_n such_o as_o be_v produce_v per_fw-la epigenesin_n of_o which_o be_v our_o discourse_n not_o of_o such_o infect_v as_o be_v produce_v per_fw-la metamorphosin_n be_v corporate_v of_o one_o part_n of_o the_o matter_n prepare_v by_o the_o formative_a spirit_n and_o nourish_v and_o augment_v by_o the_o rest_n for_o nature_n do_v nourish_v and_o amplify_v all_o part_n of_o a_o animal_n with_o the_o same_o matter_n or_o humour_n not_o with_o a_o diverse_a out_o of_o which_o she_o constitute_v or_o frame_v they_o at_o the_o first_o because_o whatsoever_o be_v superad_v to_o the_o part_n during_o their_o growth_n aught_o to_o be_v of_o the_o same_o substance_n with_o what_o be_v prae_fw-la existent_n and_o so_o must_v consist_v ex_fw-la congenere_fw-la materiâ_fw-la their_o renovation_n as_o well_o as_o first_o corporation_n be_v effect_v by_o epigenesis_n aggeneration_n or_o superstruction_n so_o that_o we_o may_v well_o conclude_v that_o nutrition_n be_v nothing_o else_o but_o continual_a generation_n and_o as_o necessary_a to_o the_o conservation_n of_o every_o individual_a nature_n as_o generation_n itself_o be_v to_o the_o conservation_n of_o the_o universe_n to_o make_v this_o necessity_n the_o more_o evident_a we_o be_v to_o consider_v conservation_n the_o necessity_n of_o nutrition_n twofold_n viz._n augmentation_n &_o conservation_n 1_o that_o forasmuch_o as_o a_o animal_n can_v perform_v all_o the_o function_n of_o which_o its_o nature_n be_v capable_a whilst_o it_o remain_v in_o the_o minute_n part_n and_o rude_a beginning_n in_o which_o it_o be_v first_o form_v therefore_o there_o must_v succeed_v a_o nutrition_n that_o may_v dilate_v and_o amplify_v those_o slender_a stamina_fw-la by_o interweave_v and_o assimilate_v so_o many_o other_o congenerous_a part_n as_o serve_v to_o advance_v and_o augment_v the_o animal_n to_o a_o convenient_a magnitude_n 2_o that_o since_o the_o chief_a principle_n of_o life_n in_o every_o animal_n be_v a_o certain_a indigenary_a heat_n analogous_a to_o pure_a flame_n such_o as_o the_o most_o rectify_a spirit_n of_o wine_n yield_v upon_o accension_n which_o by_o continual_a motion_n and_o activity_n agitate_v the_o minute_n and_o exsoluble_a particle_n of_o the_o body_n do_v dissolve_v and_o consume_v or_o disperse_v they_o of_o necessity_n the_o whole_a fabric_n will_v soon_o be_v destroy_v unless_o there_o be_v a_o continual_a renovation_n or_o reparation_n of_o those_o decay_n by_o a_o substitution_n and_o assimilation_n of_o equivalent_a particle_n in_o the_o room_n of_o those_o disperse_a and_o absume_v so_o that_o we_o see_v the_o necessity_n of_o nutrition_n be_v twofold_n one_o in_o respect_n of_o augmentation_n the_o other_o in_o respect_n of_o conservation_n as_o to_o the_o continual_a decay_n or_o depredation_n of_o the_o substance_n of_o our_o body_n wherein_o the_o latter_a necessity_n of_o nutrition_n do_v consist_v that_o we_o may_v the_o better_o understand_v the_o manner_n how_o it_o be_v effect_v we_o be_v to_o inquire_v into_o the_o cause_n thereof_o viz._n the_o agent_n or_o depredator_n and_o the_o matter_n or_o substance_n depredate_v the_o agent_n or_o efficient_a cause_n with_o all_o philosopher_n flame_n the_o efficient_a cause_n of_o the_o consumption_n of_o the_o part_n be_v the_o vital_a flame_n we_o hold_v to_o be_v the_o natural_a heat_n or_o vital_a flame_n at_o first_o kindle_v by_o the_o vegetative_a soul_n or_o plastic_a spirit_n in_o the_o blood_n constant_o burn_v in_o the_o heart_n as_o in_o its_o fountain_n or_o primary_n focus_n and_o thence_o by_o diffusion_n of_o itself_o through_o the_o artery_n warm_v cherish_v and_o enliven_a all_o part_n of_o the_o body_n this_o lar_n familiaris_fw-la be_v call_v 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d ingenitus_fw-la ignis_fw-la by_o hypocrates_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d accensio_fw-la animae_fw-la in_o cord_n the_o kindle_v of_o the_o soul_n in_o the_o heart_n by_o aristotle_n and_o general_o know_v by_o the_o name_n of_o calidum_fw-la innatum_fw-la the_o innate_a heat_n the_o principle_n of_o life_n therefore_o be_v a_o certain_a fire_n certain_a it_o be_v that_o the_o same_o can_v subsist_v or_o endure_v one_o moment_n of_o time_n unless_o it_o be_v perpetual_o maintain_v or_o feed_v with_o some_o
have_v undergo_v several_a circulation_n and_o as_o many_o fresh_a accension_n in_o the_o heart_n for_o in_o every_o circulation_n they_o grow_v more_o and_o more_o subtle_a and_o agile_a and_o so_o must_v at_o length_n be_v bring_v to_o the_o requisite_a height_n of_o volatility_n to_o which_o have_v once_o attain_v in_o the_o very_a next_o circulation_n though_o they_o be_v restrain_v and_o keep_v in_o by_o the_o side_n of_o the_o heart_n and_o coat_n of_o the_o artery_n while_o they_o remain_v therein_o be_v diffuse_v upon_o the_o outward_a part_n of_o the_o body_n as_o they_o warm_a and_o vivify_v those_o part_n so_o do_v they_o soon_o fly_v away_o and_o disperse_v themselves_o into_o air_n and_o while_o these_o thus_o fly_v away_o other_o spirit_n less_o volatile_a be_v by_o the_o cold_a temperament_n of_o the_o part_n by_o which_o they_o pass_v somewhat_o repress_v so_o that_o the_o force_n of_o their_o expansive_a motion_n be_v much_o abate_v the_o mication_n or_o pant_v of_o the_o blood_n interrupt_v and_o the_o blood_n wherein_o they_o be_v of_o arterial_a or_o vital_a blood_n be_v make_v venouse_a or_o natural_a and_o such_o it_o continue_v until_o the_o next_o circulation_n bring_v it_o again_o to_o the_o heart_n there_o to_o be_v kindle_v afresh_o and_o exalt_v to_o the_o due_a heat_n of_o vitality_n which_o once_o acquire_v it_o recover_v its_o intermit_a motion_n of_o mication_n or_o rise_v and_o fall_v alternate_o and_o yield_v a_o fresh_a supply_n of_o spirit_n vital_a which_o be_v transmit_v to_o the_o habit_n of_o the_o body_n be_v soon_o disperse_v like_o the_o former_a and_o thus_o be_v the_o vital_a flame_n keep_v alive_a at_o no_o less_o expense_n artery_n the_o reason_n of_o the_o mication_n or_o pant_a motion_n of_o the_o blood_n in_o the_o artery_n than_o a_o continual_a dissipation_n of_o the_o most_o votatile_a spirit_n of_o the_o blood_n for_o that_o vital_a heat_n arise_v from_o within_o and_o the_o most_o subtle_a spirit_n be_v the_o first_o mover_n to_o the_o excitement_n thereof_o the_o motion_n by_o which_o they_o do_v it_o be_v their_o endeavour_n to_o expand_v themselves_o and_o to_o dilate_v their_o bound_n while_o the_o other_o grosser_n element_n or_o ingredient_n of_o the_o blood_n oppose_v they_o therein_o and_o this_o strife_n or_o counter-activity_n of_o the_o spirit_n on_o one_o part_n and_o of_o the_o grosser_n ingredient_n of_o the_o blood_n on_o the_o other_o do_v exhibit_v the_o general_a essence_n of_o heat_n to_o which_o may_v be_v add_v this_o short_a observation_n that_o in_o this_o contention_n one_o while_o the_o spirit_n prevail_v do_v lift_v up_o or_o swell_v the_o mass_n of_o blood_n another_o while_o the_o grosser_n element_n the_o contraction_n of_o the_o heart_n and_o artery_n assist_v they_o prevail_v countermand_n and_o interrupt_v that_o expansive_a motion_n and_o that_o by_o this_o alternate_a conquest_n of_o these_o antagonist_n be_v make_v the_o mication_n or_o rising_n and_o fall_v of_o the_o blood_n the_o one_o in_o the_o dilatation_n the_o other_o in_o the_o contraction_n of_o the_o heart_n and_o artery_n forasmuch_o therefore_o as_o the_o vital_a heat_n do_v consist_v in_o the_o rarefactive_a motion_n of_o the_o spirit_n and_o the_o renitence_n of_o the_o grosser_n part_n of_o the_o blood_n and_o that_o the_o spirit_n for_o the_o most_o part_n at_o least_o alternate_o obtain_v the_o victory_n and_o dominion_n over_o their_o opponent_n it_o seem_v most_o consentaneous_a to_o truth_n that_o this_o vital_a heat_n can_v be_v preserve_v without_o a_o perpetual_a expense_n of_o the_o most_o pure_a i.e._n the_o most_o volatile_a spirit_n of_o the_o blood_n and_o consequent_o necessary_a that_o during_o life_n fresh_a spirit_n must_v be_v perpetual_o mint_v out_o of_o the_o blood_n to_o defray_v that_o vast_a and_o continual_a expense_n and_o this_o we_o conceive_v to_o be_v the_o true_a progress_n of_o nature_n from_o the_o first_o reception_n of_o the_o spirit_n contain_v in_o the_o aliment_n to_o their_o education_n into_o the_o chyle_n their_o sublimation_n in_o the_o heart_n their_o gradual_a exaltation_n to_o the_o high_a degree_n of_o volatility_n and_o last_o their_o dissipation_n through_o the_o skin_n into_o aer_fw-la upon_o which_o depend_v the_o conservation_n of_o the_o vital_a heat_n and_o the_o continual_a generation_n of_o the_o vital_a spirit_n of_o the_o motion_n of_o the_o blood_n its_o condition_n and_o cause_n exercitation_n the_o six_o of_o the_o motion_n of_o the_o blood_n its_o condition_n and_o cause_n nature_n which_o in_o all_o her_o work_n have_v the_o end_n chapter_n the_o method_n of_o the_o chapter_n and_o mean_v conduce_v to_o that_o end_n always_o close_o connect_v in_o one_o idea_n have_v ordain_v the_o perpetual_a generation_n of_o this_o vital_a nectar_n the_o blood_n in_o animal_n for_o the_o use_v in_o the_o precedent_a chapter_n recite_v that_o she_o may_v not_o be_v deficient_a in_o the_o mean_v requisite_a to_o fulfil_v those_o uses_n have_v also_o ordain_v that_o the_o blood_n shall_v be_v carry_v from_o the_o fountain_n to_o all_o the_o part_n in_o live_a stream_n by_o a_o certain_a admirable_a motion_n necessary_a to_o its_o distribution_n through_o the_o whole_a body_n now_o that_o we_o may_v full_o understand_v the_o nature_n of_o this_o motion_n we_o be_v to_o consider_v 1_o the_o manner_n 2_o the_o condition_n 3_o the_o cause_n of_o it_o concern_v the_o first_o we_o observe_v circular_a that_o the_o motion_n of_o the_o blood_n be_v circular_a that_o the_o blood_n be_v continual_o carry_v or_o rather_o drive_v from_o its_o fountain_n the_o heart_n in_o the_o centre_n of_o the_o body_n by_o the_o artery_n to_o the_o circumference_n and_o back_o again_o from_o the_o circumference_n to_o the_o centre_n by_o the_o vein_n irrigate_a cherish_a and_o vivify_a all_o the_o part_n as_o it_o pass_v along_o and_o that_o therefore_o this_o motion_n be_v by_o the_o glorious_a inventor_n of_o it_o dr._n harvey_n call_v the_o circulation_n of_o the_o blood_n quòd_fw-la ejus_fw-la enim_fw-la semper_fw-la redeat_fw-la labour_n actus_fw-la in_o orbem_fw-la for_o in_o the_o first_o place_n heart_n from_o the_o vena_fw-la cava_fw-la into_o the_o right_a ventricle_n of_o the_o heart_n the_o blood_n be_v effuse_v out_o of_o the_o vena_fw-la cava_fw-la into_o the_o right_a ventricle_n of_o the_o heart_n as_o may_v be_v evident_o see_v in_o live_a animal_n dissect_v especial_o in_o coney_n for_o if_o the_o trunk_n of_o the_o vena_fw-la cava_fw-la be_v bind_v with_o a_o ligature_n both_o above_o and_o below_o the_o heart_n you_o may_v perceive_v all_o the_o blood_n contain_v in_o the_o space_n betwixt_o the_o ligature_n to_o be_v speedy_o discharge_v into_o the_o right_a ventricle_n of_o the_o heart_n to_o which_o the_o vena_fw-la cava_fw-la be_v conjoin_v from_o the_o right_a ventricle_n of_o the_o heart_n it_o be_v the_o heart_n contract_v itself_o expel_v into_o the_o vena_fw-la arteriosa_fw-la lung_n from_o the_o right_a ventricle_n by_o the_o vena_fw-la arteriosa_fw-la into_o the_o lung_n and_o so_o into_o the_o lung_n but_o not_o through_o the_o septum_fw-la transversum_fw-la or_o middle_a partition_n of_o the_o heart_n as_o some_o have_v imagine_v conceive_v the_o same_o to_o have_v some_o certain_a obscure_a passage_n from_o the_o right_n into_o the_o left_a ventricle_n only_o because_o they_o can_v without_o much_o violence_n thrust_v a_o style_n or_o probe_n through_o it_o when_o indeed_o those_o passage_n be_v not_o make_v by_o nature_n but_o by_o the_o point_n of_o the_o probe_n the_o flesh_n of_o the_o heart_n be_v so_o tender_a as_o that_o it_o be_v easy_o penetrate_v by_o any_o hard_a and_o point_a instrument_n though_o but_o gentle_o intrude_v pass_v through_o the_o vena_fw-la arteriosa_fw-la into_o the_o very_a substance_n of_o the_o lung_n the_o blood_n be_v immediate_o return_v into_o the_o venosa_fw-la arteria_fw-la ventricle_n from_o the_o lung_n through_o the_o arteria_fw-la venosa_fw-la into_o the_o left_a ventricle_n and_o through_o that_o into_o the_o left_a ventricle_n of_o the_o heart_n this_o be_v demonstrable_a thus_o have_v make_v a_o ligature_n upon_o the_o great_a branch_n of_o the_o arteria_fw-la venosa_fw-la near_o the_o pericardium_n in_o the_o lung_n of_o a_o animal_n yet_o live_v you_o may_v observe_v that_o branch_n to_o be_v soon_o fill_v and_o much_o distend_v with_o blood_n in_o that_o part_n which_o be_v towards_o the_o lung_n and_o that_o empty_v and_o flaccid_a that_o be_v next_o the_o heart_n and_o upon_o remove_v of_o the_o ligature_n the_o blood_n will_v flow_v amain_o from_o the_o lung_n to_o the_o left_a ventricle_n now_o there_o be_v no_o other_o way_n by_o which_o this_o blood_n can_v flow_v to_o the_o left_a ventricle_n but_o from_o the_o lung_n it_o must_v of_o necessity_n descend_v thence_o by_o the_o arteria_fw-la venosa_fw-la the_o left_a ventricle_n have_v thus_o take_v in_o a_o quantity_n of_o blood_n
nerve_n be_v frame_v for_o the_o performance_n of_o some_o one_o common_a office_n it_o be_v not_o unreasonable_a to_o conceive_v that_o all_o of_o they_o be_v perforate_v more_o or_o less_o so_o as_o to_o be_v capable_a of_o convey_v the_o succus_fw-la nutritius_n this_o may_v be_v in_o good_a part_n infer_v even_o from_o hence_o that_o the_o apoplexy_n often_o end_v in_o a_o palsy_n in_o which_o case_n all_o physician_n grant_v that_o the_o humour_n oppress_v and_o obstruct_v the_o brain_n be_v discharge_v thence_o upon_o the_o spinal_a marrow_n and_o nerve_n affect_v which_o can_v not_o be_v unless_o the_o nerve_n be_v capable_a of_o be_v obstruct_v by_o the_o humour_n protrude_v or_o impel_v into_o they_o you_o will_v reply_v perhaps_o that_o they_o be_v capable_a indeed_o of_o the_o influx_n of_o animal_n spirit_n unless_o their_o original_n chance_v to_o be_v obstruct_v as_o in_o the_o case_n of_o the_o palsy_n but_o as_o for_o any_o liquor_n or_o humour_n of_o far_o less_o subtlety_n than_o those_o spirit_n it_o be_v impossible_a they_o shall_v admit_v it_o into_o they_o and_o we_o may_v return_v that_o the_o suppose_a animal_n spirit_n nor_o intruth_o the_o vital_a one_o be_v any_o where_n to_o be_v find_v in_o the_o whole_a body_n pure_a or_o sincere_a and_o without_o mixture_n and_o therefore_o if_o the_o nerve_n be_v frame_v for_o the_o reception_n of_o any_o matter_n pure_a and_o distinct_a from_o all_o other_o certain_o that_o matter_n must_v be_v of_o a_o grosser_n substance_n than_o simple_a and_o abstract_a spirit_n furthermore_o that_o there_o be_v small_a channel_n in_o the_o nerve_n may_v be_v perceive_v by_o their_o compression_n in_o our_o limb_n as_o when_o we_o have_v long_a fate_n upon_o a_o hard_a seat_n or_o otherwise_o straighten_v our_o sinew_n for_o in_o that_o case_n we_o feel_v a_o certain_a stupor_n or_o numbness_n the_o vulgar_a say_v their_o limb_n be_v asleep_a in_o that_o part_n to_o which_o the_o compress_a nerve_n be_v prolong_v a_o certain_a document_n that_o the_o free_a passage_n of_o some_o matter_n through_o they_o be_v at_o that_o time_n intercept_v and_o the_o compression_n be_v remove_v there_o instant_o ensue_v a_o kind_n or_o troublesome_a tingle_a or_o prick_a as_o if_o the_o part_n be_v pierce_v with_o needl_v and_o this_o only_a because_o what_o be_v arrest_v and_o intercept_v there_o begin_v again_o its_o former_a liberty_n of_o motion_n these_o thing_n due_o weigh_v we_o may_v lawful_o conclude_v that_o it_o be_v not_o sufficient_o 〈◊〉_d that_o the_o nerve_n be_v impenetrable_a by_o the_o succus_fw-la nutritius_n only_o because_o they_o have_v no_o manifest_a cavity_n second_v that_o in_o the_o dissection_n of_o a_o animal_n alive_a animal_n solution_n of_o the_o second_o yield_v the_o reason_n why_o no_o swell_a arise_v in_o a_o nerv_n when_o bind_v with_o a_o ligature_n in_o a_o live_a animal_n it_o general_o happen_v that_o by_o reason_n of_o the_o extreme_a strive_v and_o agony_n of_o the_o poor_a torture_a creature_n before_o the_o dissector_n can_v come_v either_o to_o apply_v a_o ligature_n unto_o or_o to_o cut_v a_o nerve_n all_o the_o liquor_n contain_v therein_o be_v squeeze_v forth_o into_o the_o part_n wherein_o the_o nerve_n be_v terminate_v so_o that_o no_o wonder_n if_o there_o appear_v neither_o swell_n on_o either_o side_n of_o the_o ligature_n nor_o any_o exstillation_n of_o liquor_n from_o the_o end_n of_o the_o nerve_n cut_v off_o and_o this_o violent_a streyn_v of_o the_o nerve_n in_o die_a animal_n and_o the_o squeeze_v of_o the_o liquor_n contain_v in_o they_o into_o the_o part_n to_o which_o they_o be_v insert_v seem_v to_o be_v the_o cause_n why_o that_o lympheduct_v which_o correspond_v to_o the_o nerve_n bind_v or_o cut_v be_v find_v more_o full_a and_o distend_v than_o ordinary_a as_o have_v be_v of_o late_a frequent_o observe_v and_o yet_o we_o have_v be_v assure_v by_o judicious_a and_o credible_a person_n that_o they_o have_v see_v no_o small_a quantity_n of_o the_o nutritive_a juice_n exstil_v out_o of_o the_o nervous_a chord_n of_o the_o thigh_n in_o a_o man_n and_o press_v some_o of_o it_o out_o of_o the_o axillary_a chord_n in_o dog_n three_o as_o to_o the_o second_o add_v withal_o that_o beside_o what_o have_v be_v say_v dissect_v solution_n of_o the_o three_o show_v the_o reason_n why_o the_o succus_fw-la nutritius_n be_v not_o find_v in_o the_o nerve_n of_o dead_a body_n dissect_v of_o the_o cut_n of_o the_o nervous_a fibres_fw-fr in_o divers_a plant_n without_o effusion_n of_o the_o least_o drop_n of_o their_o alimentary_a juice_n the_o motion_n of_o the_o succus_fw-la nutritius_n through_o the_o neru_n be_v neither_o continual_a nor_o impetuous_a but_o by_o intervall_n and_o gentle_a so_o as_o not_o to_o be_v perceive_v and_o that_o all_o of_o it_o be_v force_v into_o the_o part_n by_o reason_n of_o the_o strong_a contention_n or_o streyn_v of_o the_o neru_n in_o the_o very_a agony_n of_o death_n and_o all_o impulsion_n of_o humour_n in_o the_o body_n cease_v after_o death_n it_o can_v seem_v strange_a that_o none_o of_o the_o succus_fw-la nutritius_n can_v be_v find_v in_o the_o neru_n of_o body_n dissect_v after_o death_n these_o grand_a objection_n thus_o solve_v it_o remain_v that_o we_o inquire_v 1_o what_o be_v the_o principium_fw-la elaboratiom_n of_o the_o succus_fw-la nutritius_n or_o where_o it_o be_v praepare_v 2_o what_o be_v the_o principium_fw-la dispensationis_fw-la of_o it_o or_o whence_o it_o be_v immediate_o infuse_v into_o the_o neru_n which_o convey_v it_o to_o the_o part_n 3_o by_o what_o vessel_n it_o be_v import_v into_o that_o principium_fw-la dispensationis_fw-la 4_o what_o kind_a of_o motion_n it_o have_v in_o the_o distribute_v neru_n and_o 5_o what_o be_v the_o cause_n of_o that_o motion_n concern_v the_o first_o thymus_n what_o be_v the_o principium_fw-la elaborationis_fw-la of_o the_o nutritive_a juice_n viz._n the_o glandule_n of_o the_o mesentery_n of_o the_o loin_n and_o the_o thymus_n viz._n the_o part_n wherein_o the_o succus_fw-la nutritius_n be_v prepare_v immediate_o before_o it_o be_v imbibe_v by_o the_o neru_n there_o be_v good_a reason_n for_o we_o to_o believe_v that_o this_o work_n be_v effect_v in_o the_o glandule_n of_o the_o mâ—sentery_n in_o the_o three_o glandule_n of_o the_o loin_n and_o in_o the_o thymus_n or_o glandule_n in_o the_o thorax_n which_o opinion_n that_o we_o may_v the_o better_o explain_v it_o be_v requisite_a we_o make_v a_o short_a digression_n concern_v the_o difference_n and_o use_v of_o the_o glandule_n according_a to_o the_o observation_n and_o consequent_a conjecture_n of_o dr._n glisson_n and_o dr._n wharton_n of_o the_o glandule_n in_o the_o body_n there_o seem_v to_o be_v 3_o sort_n respective_o to_o the_o neru_n whereof_o some_o are_z inservient_fw-la to_o excretion_n some_o to_o reduction_n and_o some_o to_o nutrition_n for_o though_o it_o be_v most_o true_a that_o the_o common_a office_n of_o all_o the_o glandule_n be_v secernere_fw-la to_o make_v some_o separation_n yet_o be_v it_o no_o less_o true_a that_o that_o separation_n be_v various_a as_o tend_v to_o excretion_n in_o some_o in_o other_o to_o reduction_n and_o in_o other_o to_o nutrition_n and_o the_o matter_n itself_o which_o be_v separate_v by_o those_o divers_a way_n of_o secretion_n be_v likewise_o various_a the_o first_o sort_n be_v a_o mere_a excrement_n the_o second_o a_o excrement_n only_o in_o relation_n to_o some_o part_n but_o profitable_a in_o relation_n to_o other_o and_o therefore_o not_o to_o be_v exclude_v but_o retain_v and_o the_o last_o the_o true_a succus_fw-la nutritius_n under_o the_o first_o classis_fw-la of_o those_o glandule_n be_v comprehend_v the_o testicle_n the_o prostate_n the_o vesiculae_fw-la seminales_fw-la the_o pap_n in_o woman_n and_o the_o glandulae_fw-la maxillares_fw-la or_o spit_v glandule_n under_o the_o tongue_n all_o which_o be_v furnish_v with_o a_o peculiar_a excretory_n vessel_n by_o which_o they_o discharge_v and_o avoid_v some_o superfluous_a matter_n bring_v into_o they_o by_o the_o neru_n to_o the_o second_o inservient_fw-la to_o the_o secretion_n of_o a_o humour_n and_o the_o reduction_n of_o it_o into_o the_o vein_n afterward_o belong_v the_o glandulae_fw-la renales_fw-la or_o deputy_n kidney_n the_o glandule_n near_o the_o fundament_n those_o adjacent_a to_o the_o oesophagus_n the_o parotide_n axillary_a inguinal_n etc._n etc._n glandule_n all_o which_o receive_v from_o the_o neru_n a_o certain_a humour_n more_o rough_a and_o acrimonious_a and_o approach_v to_o the_o nature_n of_o the_o blood_n than_o be_v agreeable_a with_o the_o succus_fw-la nutritius_n and_o therefore_o the_o neru_n by_o the_o help_n of_o these_o glandule_n discharge_v themselves_o of_o it_o and_o retain_v only_o the_o more_o sweet_a mild_a and_o profitable_a juice_n but_o because_o the_o humour_n thus_o reject_v by_o the_o neru_n have_v some_o affinity_n to_o the_o
conjoin_v network_n of_o its_o nerve_n become_v more_o tense_n and_o firm_a than_o in_o sleep_n which_o seem_v to_o render_v it_o moist_a and_o lax_n and_o since_o that_o tension_n can_v but_o in_o a_o manner_n ex-press_a or_o squeeze_v forth_o the_o liquor_n contain_v in_o the_o original_n of_o the_o nerve_n it_o be_v reasonable_a to_o conceive_v that_o the_o motion_n of_o the_o succus_fw-la nutritius_n from_o the_o brain_n to_o the_o part_n be_v to_o be_v impute_v thereunto_o especial_o it_o be_v by_o we_o observe_v that_o the_o diffusion_n of_o the_o nourishment_n be_v chief_o soon_o after_o we_o awake_v and_o rise_v from_o sleep_n and_o last_o as_o for_o the_o motion_n of_o the_o nerve_n themselves_o nothing_o be_v more_o manifest_a than_o that_o while_o the_o nerve_n and_o muscle_n be_v distend_v in_o voluntary_a motion_n the_o juice_n contain_v in_o the_o nerve_n must_v be_v impel_v or_o ex-pressed_n to_o the_o part_n into_o which_o they_o be_v insert_v the_o extension_n of_o any_o nervous_a body_n necessitate_v the_o flux_n of_o any_o liquor_n contain_v betwixt_o its_o filament_n from_o one_o extreme_a to_o the_o other_o but_o this_o we_o deliver_v not_o as_o doctrine_n but_o mere_a conjecture_n nor_o shall_v we_o have_v adventure_v to_o deliver_v it_o but_o that_o we_o hope_v that_o as_o the_o singular_a obscurity_n of_o the_o argument_n may_v incite_v some_o other_o more_o able_a brain_n to_o labour_n in_o the_o same_o scrutiny_n so_o it_o may_v excuse_v we_o if_o we_o have_v not_o be_v so_o happy_a as_o to_o light_v upon_o the_o knowledge_n of_o the_o true_a cause_n we_o seek_v after_o there_o be_v among_o candid_a spirit_n not_o only_o pardon_v but_o even_o commendation_n due_a to_o ingenious_a error_n especial_o in_o thing_n of_o difficulty_n and_o where_o the_o discovery_n of_o truth_n be_v to_o be_v hope_v rather_o from_o time_n and_o multiply_v observation_n than_o from_o the_o single_a felicity_n of_o witt._n of_o voluntary_a motion_n exercitation_n the_o eleven_o of_o voluntary_a motion_n or_o the_o use_n of_o the_o muscle_n from_o one_o use_n of_o the_o nerve_n article_n article_n viz._n the_o convey_n of_o the_o nourishment_n to_o all_o part_n require_v it_o discourse_n the_o inference_n and_o method_n of_o this_o discourse_n we_o now_o transfer_v our_o contemplation_n to_o the_o other_o viz._n the_o transmission_n of_o the_o animal_n spirit_n from_o the_o brain_n the_o principal_a throne_n of_o the_o soul_n where_o she_o judge_v of_o the_o good_a or_o evil_n of_o object_n and_o from_o whence_o she_o dispense_v her_o command_n to_o the_o muscle_n the_o immediate_a and_o proper_a instrument_n of_o motion_n voluntary_a and_o here_o for_o the_o more_o perspicuity_n we_o shall_v take_v the_o liberty_n of_o permit_v our_o curiosity_n to_o exspatiate_v itself_o a_o while_n in_o that_o delightful_a and_o ample_a field_n the_o admirable_a art_n of_o nature_n show_v in_o the_o structure_n of_o those_o organ_n in_o their_o variety_n and_o in_o the_o reason_n of_o their_o motion_n the_o thing_n require_v to_o voluntary_a motion_n motion_n requisite_n to_o voluntary_a motion_n be_v 1_o the_o object_n communicate_v by_o the_o sense_n to_o the_o judicatory_a faculty_n or_o soul_n 2_o the_o soul_n perceive_v that_o object_n judge_v it_o to_o be_v good_a or_o evil_n and_o according_o pursue_a or_o avoid_v it_o 3_o the_o instrumentum_fw-la mediatum_fw-la by_o which_o the_o soul_n impress_v a_o motive-faculty_n upon_o the_o muscle_n and_o immediate_o act_v towards_o the_o attainment_n of_o her_o end_n and_o 4_o the_o instrumentum_fw-la immediatum_fw-la by_o which_o immediate_o the_o motion_n intend_v be_v execute_v or_o effect_v concern_v the_o exciting_a cause_n from_o that_o the_o animal_n spirit_n be_v the_o mediate_v instrument_n by_o which_o the_o soul_n move_v the_o muscle_n argue_v from_o or_o object_n and_o the_o primary_n agent_n there_o be_v nor_o can_v be_v no_o dispute_n it_o be_v most_o evident_a that_o the_o soul_n be_v the_o principle_n of_o motion_n and_o that_o it_o be_v excite_v thereunto_o by_o the_o good_a or_o evil_n appear_v in_o the_o object_n but_o concern_v the_o instrumentum_fw-la mediatum_fw-la or_o that_o by_o which_o the_o soul_n do_v cause_v the_o muscle_n to_o move_v either_o the_o whole_a body_n or_o some_o member_n of_o it_o in_o order_n to_o she_o embrace_v or_o avoid_v the_o object_n many_o especial_o of_o late_a year_n have_v seem_v very_o much_o to_o doubt_v to_o satisfy_v they_o therefore_o in_o this_o particular_a we_o with_o all_o the_o ancient_n conceive_v that_o the_o animal_n spirit_n send_v from_o the_o brain_n by_o the_o nerve_n into_o the_o muscle_n be_v the_o immediate_a instrument_n of_o the_o soul_n whereby_o she_o do_v impress_v a_o actual_a motion_n upon_o the_o muscle_n and_o to_o evince_v the_o probability_n of_o this_o opinion_n we_o offer_v these_o few_o yet_o in_o our_o judgement_n weighty_a reason_n 1_o voluntary_a motion_n be_v nothing_o move_v the_o mutation_n of_o figure_n both_o in_o the_o muscle_n and_o member_n move_v but_o the_o willing_a translation_n of_o the_o body_n of_o a_o animal_n or_o some_o part_n of_o it_o out_o of_o one_o place_n into_o another_o it_o be_v necessary_a the_o member_n move_v shall_v measure_v the_o determinate_a space_n betwixt_o the_o terminus_n à _fw-fr quo_fw-la and_o the_o terminus_fw-la ad_fw-la quem_fw-la and_o consequent_o that_o the_o proportion_n of_o the_o member_n move_v be_v answerable_a to_o the_o proportion_n of_o that_o intermediate_v space_n now_o from_o that_o necessary_a proportion_n there_o arise_v a_o change_n of_o figure_n as_o well_o in_o the_o member_n move_v as_o in_o the_o muscle_n move_v as_o we_o shall_v ere_o long_o demonstrate_v by_o principle_n mathematical_a in_o explanation_n and_o confirmation_n of_o the_o doctrine_n of_o our_o master_n galen_n in_o 1._o de_fw-la motu_fw-la musculor_fw-la cap._n 8._o but_o that_o mutation_n of_o figure_n in_o the_o external_a instrument_n can_v arise_v immediate_o from_o the_o soul_n itself_o which_o be_v immaterial_a can_v of_o herself_o produce_v no_o such_o effect_n and_o therefore_o it_o must_v arise_v from_o something_o more_o proportionate_a to_o the_o immediate_a energy_n of_o the_o soul_n than_o either_o the_o grossness_n of_o the_o member_n or_o muscle_n ordain_v to_o move_v it_o will_v admit_v they_o to_o be_v which_o something_n can_v be_v no_o other_o than_o the_o animal_n spirit_n who_o subtlety_n make_v they_o to_o approach_v near_o to_o the_o nature_n of_o the_o soul_n and_o who_o sudden_a influx_n through_o the_o nerve_n into_o the_o body_n of_o the_o muscle_n cause_v a_o swell_a or_o distension_n and_o so_o a_o contraction_n thereof_o and_o consequent_o a_o change_n of_o figure_n in_o the_o member_n 2_o since_o every_o instrument_n ought_v to_o be_v accommodate_v motion_n the_o quickness_n of_o voluntary_a motion_n as_o well_o to_o the_o nature_n of_o the_o agent_n which_o be_v to_o use_v it_o as_o to_o the_o effect_n to_o be_v produce_v by_o the_o use_n of_o it_o and_o that_o voluntary_a motion_n be_v perform_v as_o it_o be_v in_o a_o instant_n and_o by_o a_o most_o swift_a and_o speedy_a impulse_n from_o the_o soul_n it_o follow_v that_o betwixt_o the_o incorporeal_a agent_n the_o soul_n and_o those_o corporeal_a instrument_n the_o muscle_n there_o must_v be_v some_o intermediate_n instrument_n such_o as_o be_v capable_a of_o be_v so_o transmit_v from_o the_o brain_n into_o the_o muscle_n with_o the_o great_a velocity_n imaginable_a and_o of_o set_v they_o instant_o a-work_o according_a to_o the_o determination_n and_o direction_n of_o the_o soul._n now_o no_o part_n of_o a_o animal_n can_v be_v think_v capable_a of_o such_o easy_a and_o expedite_a mobility_n but_o the_o spirit_n which_o flow_v through_o the_o body_n in_o less_o than_o the_o twinkle_n of_o a_o eye_n and_o therefore_o we_o conclude_v that_o they_o be_v the_o immediate_a instrument_n of_o the_o soul_n in_o voluntary_a motion_n according_a to_o the_o assertion_n of_o galen_n in_o 4._o de_fw-la locis_fw-la affect_v cap._n 6._o in_o these_o word_n est_fw-la in_o cerebri_fw-la ventriculis_fw-la spiritus_fw-la animae_fw-la primum_fw-la instrumentum_fw-la quo_fw-la &_o sensum_fw-la &_o motum_fw-la per_fw-la universas_fw-la corporis_fw-la part_n anima_fw-la transmittit_fw-la etc._n etc._n 3_o as_o the_o power_n or_o faculty_n of_o see_v do_v not_o reside_v in_o the_o eye_n antagonist_n the_o conquest_n of_o the_o act_n muscle_n over_o its_o antagonist_n nor_o that_o of_o hear_v in_o the_o ear_n but_o be_v impart_v to_o the_o organ_n of_o sight_n and_o hear_v from_o the_o soul_n by_o the_o mediation_n of_o neru_n and_o spirit_n so_o likewise_o be_v not_o the_o virtue_n motive_n inhaerent_a in_o the_o muscle_n but_o communicate_v to_o they_o upon_o occasion_n from_o the_o same_o soul_n and_o seem_v to_o consist_v whole_o in_o the_o quick_a afflux_n of_o spirit_n as_o that_o by_o which_o alone_o they_o be_v move_v which_o
of_o plain_a concernment_n in_o the_o explication_n of_o it_o such_o as_o without_o which_o our_o disquisition_n into_o the_o nature_n of_o voluntary_a motion_n will_v be_v obscure_a and_o unsatisfactory_a fundament_n geometrical_a thereof_o principle_n geometrical_a of_o necessary_a importance_n towards_o the_o understanding_n thereof_o proposition_n 1._o what_o be_v equal_a to_o the_o same_o be_v equal_a also_o among_o themselves_o &_o è_fw-la contra_fw-la proposition_n 2._o all_o right_a line_n draw_v from_o the_o centre_n to_o the_o circumference_n be_v equal_a proposition_n 3._o two_o right_a line_n whatsoever_o mutual_o cut_v each_o other_o make_v at_o the_o vertex_fw-la angle_n equal_a among_o themselves_o proposition_n 4._o the_o square_n of_o equal_a line_n be_v equal_a proposition_n 5._o a_o right_a line_n fall_v upon_o two_o right_a line_n aequidistant_a or_o parallel_n make_v equal_a angle_n proposition_n 6._o in_o triangle_n where_o the_o angle_n be_v equal_a the_o side_n also_o be_v equal_a and_o proportional_a proposition_n 7._o in_o a_o triangle_n where_o any_o one_o angle_n be_v great_a there_o the_o side_n subtend_v that_o angle_n be_v also_o great_a proposition_n 8._o in_o every_o parallelogram_n the_o compliment_n of_o those_o parallellogram_n that_o be_v about_o the_o diameter_n be_v equal_a among_o themselves_o demonstration_n suppose_v a_o b_o c_o d_o the_o parallelogram_n a_o d_o the_o diameter_n or_o dimetient_fw-la and_o the_o supplement_n h_o b_o and_z h_o c._n we_o say_v the_o supplement_n h_o b._n be_v equal_a to_o the_o supplement_n h_o c._n because_o the_o parallelogram_n have_v for_o its_o diameter_n a_o d_o and_o therefore_o the_o triangle_n a_o b_o d._n be_v equal_a to_o the_o triangle_n a._n c_o d._n again_o because_o aegh_n have_v its_o diameter_n a_o h._n therefore_o the_o triangle_n a_o g_o h._n be_v equal_a to_o the_o triangle_n a_o e_o h._n by_o the_o same_o it_o be_v demonstrate_v that_o the_o triangle_n h_o f_o d._n be_v equal_a to_o the_o triangle_n h_o i_o d._n now_o since_o the_o triangle_n a_o g_o h._n be_v equal_a to_o i_o d_o and_z e_z h_z g._n equal_a to_o f_o d_o i_o it_o follow_v that_o the_o supplement_n h_o b._n be_v equal_a to_o h_n c._n which_o be_v to_o be_v demonstrate_v proposition_n 9_o if_o a_o straight_a line_n be_v divide_v into_o part_n equal_a and_o unequal_a the_o parallelogram_n that_o be_v contain_v in_o the_o unequal_a segment_n of_o the_o whole_a line_n give_v together_o with_o the_o square_n of_o that_o which_o be_v between_o the_o segment_n will_v be_v equal_a to_o the_o square_n describe_v by_o the_o half_a line_n demonstration_n let_v the_o right_a line_n be_v a_o b_o divide_v into_o equal_a part_n at_o the_o point_n c_o and_o into_o unequal_a at_o the_o point_n e._n let_v from_o the_o point_n a_o to_o the_o proportion_n of_o the_o equal_a segment_n be_v make_v a_o square_a a_o c_o g_o h_o and_o from_o the_o point_n e_o on_o the_o unequal_a segment_n be_v draw_v a_o parallel_a line_n e_o f_o and_o from_o the_o point_n a_o the_o diameter_n or_o dimetient_fw-la a_o h_n and_o a_o parallelogram_n e_o f_o b_o d._n we_o say_v the_o parallelogram_n e_o d._n with_o the_o square_a f_o h._n be_v equal_a to_o the_o square_a a_o h_n which_o be_v prove_v from_o the_o antecedent_n proposition_n 10._o to_o make_v a_o square_a equal_a to_o a_o parallelogram_n give_v let_v the_o parallelogram_n be_v a_o b_o c_o d._n to_o which_o to_o find_v a_o square_n equal_a draw_v a_o line_n from_o c_o to_o e_z to_o the_o proportion_n of_o g_o d_o and_o divide_v a_o e_o into_o equal_a part_n into_o the_o point_n f._n from_o whence_o make_v a_o circle_n a_o g_o e_o and_o continue_v the_o line_n c_o d_o to_o the_o point_n h._n we_o say_v the_o line_n c_o h._n be_v the_o root_n of_o the_o square_n i_o k_o c_o h._n which_o be_v in_o equal_a proportion_n to_o the_o parallelogram_n a_o b_o c_o d._n demonstration_n because_o the_o line_n ae_n be_v divide_v into_o equal_a part_n at_o the_o point_n f._n and_o into_o unequal_a part_n at_o the_o point_n c_o and_o the_o parallelogram_n contain_v in_o the_o unequal_a segment_n together_o with_o the_o square_a fc_n be_v equal_a to_o the_o square_a fh_n or_o fe_o the_o equal_a segment_n according_a to_o the_o nine_o proposition_n precedent_n it_o follow_v that_o the_o parallelogram_n abcd._n be_v equal_a to_o the_o square_a ikhc_n according_a to_o the_o 47._o proposition_n 1._o lib._n of_o euclid_n which_o be_v intend_v fundament_n architectonical_a out_o of_o vitruvius_n concernment_n principle_n architectonical_a of_o the_o same_o concernment_n lib._n 10._o cap._n 8._o proposition_n 1._o in_o the_o centre_n all_o gravity_n cease_v so_o that_o therein_o nothing_o be_v either_o heavy_a or_o light_n 2._o the_o power_n of_o all_o motion_n be_v vary_v according_a to_o the_o ration_n of_o the_o centre_n to_o the_o circumference_n 3._o by_o how_o much_o the_o more_o remote_a or_o elonge_v from_o the_o centre_n any_o thing_n be_v by_o so_o much_o the_o swift_a be_v it_o move_v 4._o by_o how_o much_o great_a the_o circumference_n of_o the_o circle_n so_o much_o great_a the_o diameter_n and_o so_o much_o swift_a the_o motion_n demonstration_n let_v the_o centre_n be_v e._n from_o which_o under_o the_o diameter_n e_o f._n let_v the_o weight_n be_v place_v at_o f._n we_o say_v this_o weight_n at_o f._n do_v not_o rest_v there_o but_o move_v to_o its_o centre_n towards_o c._n again_o if_o the_o same_o weight_n be_v elonge_v or_o remove_v to_o a_o then_o by_o reason_n of_o its_o great_a distance_n from_o e_o and_o of_o the_o great_a circle_n it_o will_v be_v move_v towards_o its_o centre_n c_o with_o the_o great_a velocity_n according_o 5._o body_n equal_a and_o under_o the_o same_o diameter_n equal_o distant_a from_o the_o centre_n do_v cut_n a_o perpendicular_a line_n at_o right_a angle_n demonstration_n in_o the_o former_a scheme_n let_v one_o body_n be_v at_o b_o and_z another_z at_o a._n upon_o the_o diameter_n of_o the_o circle_n who_o centre_n be_v e._n and_o neither_o of_o they_o shall_v move_v because_o their_o gravity_n be_v equal_a in_o that_o proportion_n of_o the_o diameter_n and_o so_o hasten_v to_o the_o centre_n c._n with_o equal_a swiftness_n but_o because_o they_o make_v equal_a angle_n with_o the_o perpendicular_a de._n 6._o if_o to_o one_o of_o two_o equal_a body_n place_v under_o the_o same_o diameter_n and_o equal_o distant_a from_o the_o centre_n any_o weight_n be_v superad_v that_o who_o weight_n be_v increase_v shall_v move_v more_o strong_o and_o make_v a_o acute_a angle_n with_o the_o perpendicular_a or_o whole_o obtain_v the_o place_n of_o the_o centre_n as_o in_o the_o last_o scheme_n the_o weight_n a_o be_v increase_v to_o the_o magnitude_n g_o and_o therefore_o it_o must_v move_v the_o more_o strong_o as_o be_v evident_o conclude_v and_o let_v these_o suffice_v for_o the_o fundamental_o to_o come_v to_o their_o concernment_n in_o the_o motion_n of_o the_o muscle_n we_o observe_v that_o every_o muscle_n have_v a_o twofold_a motion_n viz._n one_o natural_a wherein_o the_o fiber_n of_o the_o muscle_n spontaneous_o recontract_n themselves_o after_o they_o have_v be_v extend_v or_o restore_v themselves_o to_o their_o native_a tenor_n animal_n that_o every_o muscle_n have_v a_o twofold_a contraction_n viz._n natural_a and_o animal_n by_o philosopher_n name_v the_o motion_n of_o restitution_n common_a to_o all_o tensile_n body_n and_o this_o be_v always_o from_o the_o end_n towards_o the_o beginning_n of_o the_o muscle_n according_a to_o the_o position_n of_o its_o fiber_n another_o animal_n wherein_o the_o same_o fiber_n be_v further_o contract_v by_o the_o forcible_a and_o copious_a influx_n of_o animal_n spirit_n at_o the_o command_n of_o the_o soul_n in_o order_n to_o the_o performance_n of_o some_o action_n intend_v that_o the_o natural_a contraction_n of_o a_o muscle_n be_v not_o sufficient_a to_o voluntary_a motion_n animal_n that_o the_o natural_a contraction_n be_v not_o the_o cause_n of_o voluntary_a motion_n but_o only_o the_o animal_n though_o we_o allow_v every_o muscle_n to_o be_v make_v upon_o the_o stretch_n i.e._n in_o a_o extend_a position_n be_v manifest_a from_o hence_o that_o betwixt_o each_o muscle_n and_o its_o antagonist_n there_o be_v a_o equal_a power_n of_o naturally-moving_a themselves_o towards_o their_o original_n so_o that_o betwixt_o two_o contrary_a force_n the_o one_o draw_v one_o way_n the_o other_o the_o clean_a contrary_n the_o member_n must_v be_v hold_v immovable_a as_o appear_v in_o the_o 5_o proposit_a architectonical_a necessary_a it_o be_v therefore_o to_o voluntary_a motion_n that_o one_o muscle_n overpower_v the_o other_o not_o by_o reason_n of_o its_o spontaneous_a or_o natural_a contraction_n but_o of_o its_o impress_a or_o animal_n which_o depend_v upon_o the_o supply_n of_o spirit_n transmit_v from_o the_o
which_o the_o part_n be_v make_v be_v not_o blood_n but_o a_o certain_a liquid_a juice_n very_o like_o the_o white_a of_o a_o egg._n 60_o 13._o nevertheless_o blood_n may_v be_v the_o nourishment_n of_o such_o part_n who_o substance_n be_v most_o sanguineous_a and_o what_o those_o be_v 61_o 14._o the_o manner_n how_o the_o vital_a heat_n be_v conserve_v and_o the_o vital_a spirit_n continual_o recruit_v ex_fw-la sanguine_a 62_o 15._o the_o reason_n of_o the_o mication_n or_o pant_a motion_n of_o the_o blood_n in_o the_o artery_n 64_o exercitation_n the_o six_o of_o the_o motion_n of_o the_o blood_n its_o condition_n and_o cause_n art_n 1._o the_o method_n of_o the_o whole_a chapter_n 66_o 2._o that_o the_o motion_n of_o the_o blood_n be_v circular_a ibid._n 3._o from_o the_o vena_fw-la cava_fw-la into_o the_o right_a ventricle_n of_o the_o heart_n 67_o 4._o from_o the_o right_a ventricle_n by_o the_o vena_fw-la arteriosa_fw-la into_o the_o lung_n ibid._n 5._o from_o the_o lung_n through_o the_o arteria_fw-la venosa_fw-la into_o the_o left_a ventricle_n ibid._n 6._o from_o the_o left_a ventricle_n into_o the_o great_a artery_n and_o thence_o into_o the_o small_a artery_n 68_o 7._o from_o the_o small_a artery_n through_o the_o substance_n of_o the_o flesh_n into_o the_o small_a vein_n ibid._n 8._o how_o the_o new-made_a blood_n be_v circulate_v with_o the_o old_a 69_o 9_o that_o more_o blood_n pass_v through_o the_o heart_n in_o a_o hour_n than_o can_v be_v supply_v from_o the_o chyle_n in_o several_a day_n ibid._n 10._o the_o necessity_n of_o this_o circulation_n infer_v from_o three_o consideration_n viz._n 70_o 11_o the_o quantity_n of_o blood_n contain_v in_o the_o heart_n in_o its_o diastole_n 71_o 12_o the_o quantity_n expel_v out_o of_o it_o in_o its_o systole_n ibid._n 13_o the_o number_n of_o pulse_n in_o a_o hour_n 72_o 11._o that_o the_o circulation_n be_v universal_a in_o all_o the_o artery_n and_o vein_n of_o the_o body_n 73_o 12._o but_o after_o a_o peculiar_a manner_n in_o a_o infant_n unborn_a 75_o 13._o that_o this_o motion_n of_o the_o blood_n be_v continual_a 76_o 14._o vehement_a 77_o 15._o swift_a ibid._n 16._o of_o equal_a velocity_n in_o the_o artery_n and_o vein_n 78_o 17._o the_o blood_n not_o the_o cause_n of_o its_o own_o motion_n in_o respect_n of_o any_o motive_n faculty_n inhaerent_a in_o it_o 80_o 18._o nor_o in_o respect_n of_o its_o ebullition_n ibid._n 19_o nor_o of_o its_o rarefaction_n 81_o 20._o but_o of_o its_o quantity_n distend_v the_o ventricle_n of_o the_o heart_n 83_o 21._o the_o blood_n not_o move_v by_o attraction_n 84_o 22._o nor_o by_o vection_n ibid._n 23._o but_o by_o impulsion_n of_o the_o heart_n endow_v with_o a_o pulsifick_a faculty_n if_o any_o such_o may_v be_v admit_v ibid._n 24._o the_o fabric_n of_o the_o heart_n a_o remote_a cause_n of_o the_o motion_n of_o the_o blood_n 87_o 25._o the_o motion_n of_o the_o heart_n describe_v as_o consist_v of_o two_o contrary_a motion_n and_o a_o respite_n betwixt_o they_o ibid._n 26._o and_o the_o figure_n of_o it_o in_o each_o 88_o exercitation_n the_o seven_o of_o the_o depuration_n of_o the_o blood_n art_n 1._o the_o genealogy_n of_o the_o excrement_n in_o the_o blood_n 91_o 2._o exemplify_v in_o the_o distillation_n of_o wine_n 93_o 3._o the_o several_a sort_n of_o those_o excrement_n and_o their_o definition_n 94_o 4._o the_o reason_n why_o each_o particular_a excrement_n be_v determinate_o import_v into_o the_o part_n particular_o comparate_v for_o its_o separation_n 97_o 5._o not_o that_o it_o be_v so_o direct_v by_o any_o intelligence_n or_o distinguish_a faculty_n 99_o 6._o nor_o that_o it_o be_v attract_v by_o the_o like_a excrement_n contain_v in_o that_o part_n ibid._n 7._o but_o that_o there_o be_v a_o certain_a peculiar_a conformity_n of_o the_o magnitude_n and_o figure_n betwixt_o the_o minute_n particle_n of_o this_o or_o that_o excrement_n and_o the_o pore_n of_o this_o or_o that_o part_n peculiar_o constitute_v for_o the_o reception_n of_o it_o 100_o 8._o which_o be_v also_o the_o cause_n of_o the_o separation_n of_o particular_a excrement_n in_o particular_a part_n 101_o 9_o the_o difference_n of_o colature_n use_v by_o nature_n in_o the_o separation_n of_o humour_n in_o the_o body_n 102_o 10._o the_o reason_n and_o manner_n of_o the_o separation_n of_o the_o serum_fw-la from_o the_o blood_n in_o the_o kidney_n 104_o 11._o of_o the_o phlegmatic_a excrement_n in_o the_o stomach_n and_o gut_n 105_o 12._o of_o the_o bilious_a excrement_n accompany_v the_o phlegmatic_a so_o far_o 106_o 13._o why_o the_o blood_n be_v not_o carry_v immediate_o out_o of_o the_o trunk_n of_o the_o vena_fw-la porte_fw-fr into_z that_o of_o the_o vena_fw-la cava_fw-la but_o through_o the_o various_a meander_n in_o the_o liver_n 109_o 14._o and_o why_o it_o be_v transmit_v through_o the_o parenchyma_n of_o the_o liver_n ibid._n 15._o that_o the_o parenchyma_n be_v the_o principal_a part_n of_o the_o whole_a liver_n 110_o 16._o and_o a_o kind_n of_o streyner_n 111._o 17._o who_o particle_n be_v contex_v after_o a_o peculiar_a manner_n and_o pore_n of_o â—ivers_a sort_n in_o respect_n whereof_o the_o bile_n be_v therein_o separate_v from_o the_o blood_n mechanical_o ibid._n 18._o the_o same_o infer_v from_o four_o considerable_n viz._n 112_o the_o equal_a distribution_n of_o the_o capillary_a branch_n of_o all_o the_o vessel_n of_o the_o liver_n ibid._n the_o pulsation_n of_o the_o vena_fw-la porte_fw-fr within_z the_o liver_n 113_o the_o assistance_n of_o that_o pulsation_n by_o the_o hepatique_a nerve_n 114_o the_o resuscitation_n of_o vitality_n in_o the_o blood_n in_o the_o branch_n of_o the_o vena_fw-la porte_fw-fr within_o the_o liver_n and_o a_o new_a fermentation_n thereof_o previous_a to_o the_o separation_n of_o the_o bile_n ibid._n 19_o the_o various_a manner_n of_o the_o excretion_n of_o excrement_n after_o they_o be_v separate_v and_o collect_v 116_o 20._o the_o particular_a manner_n of_o the_o excretion_n of_o the_o bile_n and_o 117_o 21._o the_o cause_n thereof_o 118_o 22._o paradox_n that_o we_o have_v a_o certain_a natural_a feel_n whole_o distinct_a from_o the_o animal_n and_o independent_a upon_o the_o brain_n 119_o exercitation_n the_o eight_o of_o respiration_n art_n 1._o the_o connexion_n of_o this_o discourse_n to_o the_o precedent_n 126_o 2._o the_o disparity_n betwixt_o respirà tion_n and_o pulsation_n both_o as_o to_o their_o time_n or_o period_n and_o as_o to_o their_o uses_n ibid._n 3._o respiration_n describe_v 130_o 4._o the_o efficient_a cause_n of_o inspiration_n be_v the_o dilatation_n of_o the_o breast_n impel_v the_o ambient_fw-la aer_fw-la into_o the_o lung_n ibid._n 5._o and_o the_o cause_n of_o expiration_n be_v only_o the_o spontaneous_a contraction_n of_o the_o breast_n 132_o 6._o the_o disatation_n of_o the_o chest_n and_o lung_n not_o from_o any_o motive_n faculty_n congenial_a to_o the_o lung_n 133_o 7._o nor_o from_o the_o impulse_n of_o the_o blood_n out_o of_o the_o heart_n into_o the_o lung_n 134_o 8._o nor_o from_o the_o motion_n of_o the_o muscle_n of_o the_o thorax_n 135_o 9_o but_o from_o the_o diaphragme_n move_v by_o a_o congenite_fw-la faculty_n ibid._n 10._o yet_o the_o intercostal_n and_o pectoral_a muscle_n be_v allow_v to_o conspire_v with_o the_o diaphragme_n in_o respiration_n violent_a and_o arbitrary_a 137_o 11._o the_o final_a cause_n of_o respiration_n not_o the_o refrigeration_n of_o the_o heart_n or_o vital_a flame_n but_o the_o subtiliation_n of_o the_o blood_n which_o by_o the_o admistion_n of_o aer_fw-la be_v make_v the_o more_o convenient_a fuel_n of_o the_o vital_a lamp_n and_o matter_n of_o the_o spirit_n 138_o 12._o the_o same_o exemplify_v in_o the_o accension_n of_o flame_n in_o wood_n by_o aer_fw-la blow_v out_o of_o bellows_o and_o 139_o 13._o infer_v from_o the_o structure_n of_o the_o lung_n 140_o 14._o the_o use_n of_o expiration_n 141_o 15._o a_o problem_n of_o the_o respiration_n of_o the_o foetus_fw-la in_o the_o mother_n womb_n 142_o 16._o the_o motion_n of_o the_o brain_n not_o dependent_a upon_o respiration_n but_o upon_o the_o pulsarion_n of_o the_o artery_n 145_o 17._o the_o secondary_a uses_n of_o respiration_n 147_o exercitation_n the_o nine_o of_o the_o lymphduct_n art_n 1._o the_o lymphduct_n a_o new_a and_o excellent_a invention_n 149_o 2._o to_o who_o the_o honour_n of_o their_o discovery_n be_v to_o be_v ascribe_v ibid._n 3._o their_o description_n 150_o 4._o difference_n 151_o 5._o origination_n ibid._n 6._o insertion_n ibid._n 7._o situation_n and_o progress_n 152_o 8._o liquor_n deduce_v partly_o from_o the_o artery_n and_o 153_o 9_o part_o fâ—â—m_v the_o nerve_n 154_o 10._o the_o use_v of_o that_o liquor_n 155_o exercitation_n the_o ten_o of_o the_o distribution_n of_o the_o nourishment_n through_o the_o nerve_n art_n 1._o that_o the_o nerve_n be_v vessel_n carry_v the_o nutritive_a juice_n
either_o of_o its_o ventricles_n or_o ear_n 3_o it_o have_v be_v observe_v in_o dog_n that_o after_o the_o point_n of_o the_o heart_n have_v be_v cut_v off_o and_o the_o remainder_n turn_v upside_o down_o though_o the_o ventricle_n can_v not_o be_v half_o full_a the_o blood_n have_v yet_o be_v squirt_v forth_o at_o the_o top_n even_o to_o the_o distance_n of_o three_o or_o four_o foot_n which_o be_v impossible_a in_o case_n the_o rarefaction_n of_o the_o blood_n be_v the_o cause_n of_o its_o motion_n 4_o the_o musculous_a flesh_n of_o the_o heart_n be_v more_o firm_a and_o strong_a than_o to_o be_v subject_a to_o inflation_n and_o detumescence_n mere_o from_o the_o rarefaction_n of_o the_o blood_n it_o must_v be_v a_o more_o forceible_a agent_n that_o move_v that_o great_a and_o weighty_a machine_n of_o the_o heart_n 5_o if_o the_o blood_n be_v so_o much_o rarefy_v in_o the_o ventricles_n then_o certain_o ought_v the_o orifice_n of_o the_o vena_fw-la arteriosa_fw-la and_o aorta_n to_o have_v be_v much_o large_a because_o the_o blood_n will_v have_v require_v more_o room_n for_o its_o egress_n than_o for_o its_o ingress_n 6_o the_o motion_n of_o the_o heart_n and_o of_o its_o valve_n will_v be_v confuse_v for_o the_o diastole_n of_o this_o and_o open_v of_o they_o will_v happen_v at_o the_o same_o time_n and_o consequent_o the_o valve_n will_v become_v useless_a both_o which_o be_v repugnant_a to_o experience_n beside_o the_o open_n and_o shut_v of_o the_o valve_n will_v be_v co-incident_a with_o the_o systole_n of_o the_o great_a artery_n 7_o that_o the_o blood_n shall_v be_v rarefy_v in_o the_o heart_n and_o in_o a_o moment_n again_o refrigerated_a in_o the_o artery_n be_v contrary_a both_o to_o sense_n and_o reason_n and_o if_o the_o rarefaction_n shall_v so_o soon_o cease_v why_o be_v it_o at_o all_o it_o remain_v therefore_o that_o if_o the_o blood_n be_v the_o efficient_a of_o its_o own_o motion_n it_o must_v be_v so_o only_a ratione_fw-la quantitatis_fw-la heart_n but_o of_o its_o quantity_n distend_v the_o ventricles_n of_o the_o heart_n by_o reason_n of_o its_o quantity_n fill_v and_o distend_v the_o ventricles_n of_o the_o heart_n and_o irritate_v they_o to_o discharge_v it_o by_o contract_v or_o shurting_a themselves_o for_o the_o heart_n be_v as_o it_o be_v burden_v with_o the_o blood_n distend_v its_o cavity_n do_v contract_v its_o fiber_n and_o so_o its_o ventricles_n to_o vindicate_v itself_o from_o that_o oppression_n no_o otherwise_o than_o the_o stomach_n gut_n bladder_n womb_n etc._n etc._n which_o be_v extend_v by_o meat_n chyle_n wind_n urine_n and_o the_o infant_n drive_v themselves_o together_o by_o the_o help_n of_o their_o fiber_n and_o so_o exclude_v that_o be_v burdensome_a to_o they_o and_o thus_o be_v it_o probable_a that_o the_o heart_n be_v continual_o move_v by_o the_o blood_n like_o a_o mill_n perpetual_o agitate_a by_o a_o stream_n of_o water_n which_o stream_n be_v cut_v off_o the_o motion_n instant_o cease_v this_o may_v be_v credit_v upon_o the_o force_n of_o this_o one_o experiment_n if_o the_o vena_fw-la cava_fw-la be_v intercept_v by_o a_o ligature_n so_o soon_o as_o the_o heart_n have_v disburden_v itself_o of_o what_o blood_n it_o have_v receive_v from_o thence_o it_o instant_o remit_v its_o motion_n and_o upon_o let_v in_o the_o stream_n again_o by_o remove_v the_o ligature_n it_o as_o sudden_o recover_v it_o than_o which_o there_o can_v be_v a_o more_o convince_a argument_n that_o the_o quantity_n of_o the_o blood_n flow_v into_o the_o ventricle_n be_v a_o cause_n of_o the_o motion_n of_o the_o heart_n and_o so_o of_o its_o own_o motion_n we_o say_v a_o cause_n not_o the_o only_a cause_n for_o we_o shall_v soon_o find_v another_o efficient_a as_o necessary_a and_o immediate_a attraction_n thâ—_n blood_n not_o move_v by_o attraction_n to_o the_o motion_n as_o the_o blood_n in_o the_o respect_n mention_v that_o nothing_o do_v attract_v the_o blood_n either_o to_o or_o from_o the_o heart_n be_v evident_a from_o hence_o that_o in_o nature_n there_o be_v no_o such_o thing_n as_o the_o motion_n of_o a_o body_n by_o attraction_n as_o have_v be_v by_o solid_a and_o irrefutable_a argument_n prove_v by_o that_o heroical_a wit_n 49._o apolog_fw-la pro_fw-la circulat_v sang_fw-fr advers._fw-la parisan_n â—pag_n 27._o ad_fw-la 49._o and_o most_o accomplish_a scholar_n dr._n ent_n and_o also_o by_o ourselves_o in_o the_o begin_n of_o our_o discourse_n of_o occult_a quality_n whither_o for_o expedition_n sake_n we_o refer_v the_o unsatisfied_a nor_o be_v it_o move_v per_fw-la modum_fw-la vectionis_fw-la by_o way_n of_o carriage_n vection_n nor_o by_o vection_n for_o nothing_o can_v be_v imagine_v to_o carry_v along_o the_o blood_n in_o its_o course_n but_o the_o spirit_n and_o those_o will_v in_o respect_n of_o their_o levity_n carry_v it_o only_o upward_o but_o we_o see_v that_o the_o blood_n be_v move_v also_o downward_o and_o ad_fw-la latera_fw-la it_o remain_v therefore_o that_o the_o blood_n be_v move_v in_o round_a faculty_n but_o by_o impulsion_n of_o the_o heart_n endow_v with_o a_o pulsifick_a faculty_n per_fw-la modum_fw-la pulsionis_fw-la by_o impulsion_n or_o protrusion_n and_o the_o impellent_fw-fr can_v be_v no_o other_o but_o the_o heart_n contract_v itself_o and_o so_o expelling_a the_o blood_n contain_v in_o its_o ventricle_n into_o the_o great_a artery_n from_o whence_o it_o be_v urge_v or_o press_v forward_o into_o the_o small_a artery_n by_o the_o succeed_a current_n we_o conceive_v therefore_o that_o the_o heart_n be_v endow_v with_o a_o certain_a motive-virtue_n inhaerent_a and_o essential_a call_v the_o pulsifick_a faculty_n which_o be_v conjoin_v as_o a_o concomitant_a cause_n with_o the_o blood_n itself_o in_o give_v it_o a_o due_a motion_n whether_o it_o be_v that_o this_o faculty_n do_v regulate_v the_o influx_n and_o efflux_n of_o the_o blood_n which_o will_v otherwise_o be_v irregular_a or_o that_o of_o itself_o it_o produce_v the_o motion_n which_o can_v be_v afterward_o continue_v in_o case_n the_o flux_n of_o the_o blood_n be_v once_o interrupt_v that_o this_o faculty_n be_v necessary_a may_v be_v infer_v from_o these_o reason_n 1_o as_o the_o pulse_n so_o the_o influx_n of_o the_o blood_n will_v be_v always_o unequal_a unless_o it_o be_v regulate_v by_o a_o faculty_n 2_o when_o the_o blood_n be_v move_v vehement_o in_o fever_n by_o the_o intense_a heat_n agitate_v and_o urge_v it_o and_o in_o man_n at_o the_o point_n of_o death_n propter_fw-la extremos_fw-la naturae_fw-la conatus_fw-la by_o reason_n of_o nature_n agony_n and_o last_o effort_n yet_o be_v the_o pulse_n more_o weak_a and_o low_a than_o at_o other_o time_n because_o the_o pulsifick_a faculty_n be_v either_o much_o oppress_v or_o much_o weaken_v on_o the_o other_o side_n though_o the_o faculty_n continue_v strong_a yet_o be_v the_o influx_n of_o the_o blood_n much_o diminish_v after_o large_a haemorrhage_n or_o upon_o great_a obstruction_n of_o the_o capillary_a artery_n and_o vein_n in_o the_o habit_n of_o the_o body_n which_o consideration_n seem_v to_o we_o sufficient_a to_o import_v the_o necessity_n of_o conjoin_v a_o pulsifick_a faculty_n with_o the_o quantity_n of_o the_o blood_n distend_v and_o so_o molest_v the_o heart_n as_o a_o double_a proxime_fw-la cause_n of_o the_o blood_n motion_n 3_o though_o the_o heart_n be_v cut_v in_o piece_n yet_o will_v each_o piece_n have_v a_o kind_n of_o weak_a pulsation_n as_o long_o as_o it_o continue_v warm_a which_o in_o all_o probability_n be_v to_o be_v ascribe_v to_o the_o faculty_n implant_v in_o all_o its_o fibre_n and_o not_o yet_o utter_o destroy_v 4_o it_o will_v be_v derogatory_n to_o the_o majesty_n of_o that_o prince_n of_o all_o the_o part_n the_o heart_n to_o be_v move_v by_o the_o violent_a impulse_n of_o a_o external_a principle_n and_o itself_o conduce_v nothing_o thereunto_o notwithstanding_o these_o reason_n allege_v we_o dare_v not_o set_v up_o our_o rest_n in_o this_o doctrine_n of_o the_o ancient_n concern_v a_o pulsifick_a faculty_n implant_v in_o the_o heart_n only_o we_o have_v recite_v it_o as_o the_o most_o probable_a conjecture_n of_o all_o other_o touch_v this_o abstruse_a argument_n the_o proxime_fw-la cause_n of_o the_o motion_n of_o the_o blood_n nor_o shall_v we_o adhere_v to_o it_o long_o than_o until_o we_o shall_v be_v so_o happy_a as_o to_o meet_v with_o a_o more_o satisfactory_a solution_n of_o that_o admirable_a phaenomenon_n in_o the_o mean_a time_n modesty_n command_v we_o to_o declare_v that_o we_o find_v this_o knot_n to_o be_v too_o hard_a and_o intricate_a for_o the_o tooth_n of_o our_o weak_a understanding_n and_o well_o may_v we_o make_v this_o acknowledgement_n when_o the_o subtle_a frucastorius_fw-la after_o a_o long_a scrutiny_n into_o the_o same_o subject_n be_v at_o length_n force_v to_o desist_v with_o motum_fw-la cordis_fw-la soli_fw-la deo_fw-la cognitum_fw-la
humour_n which_o pass_v through_o the_o habit_n of_o the_o body_n but_o that_o it_o shall_v be_v discharge_v in_o thick_a cloud_n of_o exhalation_n in_o every_o systole_n of_o the_o artery_n this_o be_v plain_o impossible_a because_o at_o that_o time_n the_o coat_n of_o the_o artery_n be_v constringed_a and_o compress_v and_o there_o may_v be_v a_o easy_a egress_n for_o they_o in_o the_o diastole_n when_o the_o cavity_n of_o the_o artery_n be_v dilate_v so_o that_o among_o these_o many_o argument_n there_o be_v not_o one_o but_o do_v clear_o detect_v and_o thorough_o refute_v the_o error_n of_o those_o man_n who_o have_v confound_v the_o use_v of_o the_o artery_n and_o lung_n of_o pulsation_n and_o respiration_n this_o capital_a error_n eschew_v we_o may_v the_o more_o safe_o progress_n to_o explicate_v the_o nature_n of_o respiration_n as_o a_o thing_n in_o sundry_a particular_n distinct_a from_o pulsation_n though_o perchance_o institute_v by_o nature_n as_o in_o some_o sort_n subservient_fw-fr to_o the_o vital_a faculty_n and_o that_o we_o may_v proceed_v methodical_o it_o be_v requisite_a we_o consider_v 1_o the_o manner_n of_o respiration_n 2_o the_o efficient_a cause_n and_o 3_o the_o final_a cause_n or_o use_v of_o it_o concern_v the_o first_o respiration_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d be_v a_o action_n of_o the_o breast_n and_o lung_n consist_v of_o two_o contrary_a motion_n alternate_o successive_a or_o of_o two_o part_n describe_v respiration_n describe_v viz._n 1_o inspiration_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d in_o which_o the_o ambient_fw-la aer_fw-la be_v impel_v into_o the_o lung_n and_o chest_n at_o that_o time_n dilate_v 2_o expiration_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d wherein_o the_o same_o aer_fw-la be_v again_o expel_v out_o of_o the_o lung_n and_o chest_n those_o part_n spontaneous_o contract_v or_o compress_v themselves_o concern_v the_o inspiration_n the_o grand_a question_n be_v whether_o the_o breast_n and_o lung_n be_v dilate_v because_o they_o be_v fill_v and_o distend_v with_o the_o aer_fw-la as_o a_o bladder_n be_v distend_v by_o aer_fw-la blow_v into_o it_o or_o whether_o they_o receive_v in_o the_o aer_fw-la because_o they_o be_v dilate_v as_o a_o pair_n of_o bellows_n be_v fill_v with_o aer_fw-la only_o because_o it_o be_v dilate_v or_o open_v by_o external_a force_n to_o solve_v this_o difficulty_n in_o a_o word_n we_o say_v the_o breast_n be_v first_o dilate_v lung_n the_o efficient_a cause_n of_o inspiration_n be_v the_o dilatation_n of_o the_o breast_n impel_v the_o ambient_fw-la 〈◊〉_d into_o the_o lung_n before_o it_o can_v be_v fill_v with_o aer_fw-la and_o that_o dilatation_n or_o heave_v up_o of_o the_o breast_n be_v the_o cause_n of_o the_o air_n rush_v in_o at_o the_o mouth_n and_o nostril_n down_o the_o aspera_fw-la arteria_fw-la or_o windpipe_n into_o the_o lung_n for_o since_o there_o be_v no_o vacuity_n at_o least_o not_o coacervate_a one_o in_o the_o world_n no_o body_n can_v be_v move_v out_o of_o its_o place_n but_o the_o next_o body_n must_v give_v way_n and_o the_o next_o to_o that_o likewise_o give_v back_o till_o such_o a_o part_n of_o space_n as_o be_v adequate_a to_o the_o dimension_n of_o the_o body_n first_o move_v be_v make_v to_o receive_v it_o and_o the_o space_n which_o it_o abandon_v be_v again_o full_o possess_v by_o another_o body_n succeed_v into_o it_o we_o say_v since_o this_o be_v necessary_a it_o be_v manifest_a that_o the_o aer_fw-la next_o incumbent_n on_o or_o contiguous_a unto_o the_o breast_n and_o abdomen_fw-la be_v urge_v and_o impel_v by_o the_o breast_n while_o that_o be_v dilate_v or_o expanded_a be_v force_v to_o give_v back_o and_o press_v the_o aer_fw-la next_o to_o it_o which_o likewise_o drive_v back_o the_o next_o aer_fw-la until_o at_o length_n the_o compress_a aer_fw-la want_v room_n to_o retreat_n into_o and_o endeavour_v to_o avoid_v further_a compression_n its_o own_o elater_n engage_v it_o thereto_o rush_v into_o the_o breast_n and_o there_o possess_v that_o room_n or_o part_n of_o space_n which_o be_v leave_v by_o the_o breast_n when_o it_o begin_v its_o motion_n so_o that_o so_o much_o aer_fw-la be_v impel_v into_o the_o breast_n as_o be_v drive_v out_o of_o its_o place_n by_o the_o superfice_n or_o outside_n of_o the_o breast_n during_o its_o expansion_n or_o dilatation_n as_o for_o the_o attraction_n of_o aer_fw-la into_o the_o lung_n ad_fw-la fugam_fw-la vacui_fw-la it_o be_v a_o mere_a dream_n as_o well_o because_o all_o motion_n be_v by_o impulsion_n as_o because_o nature_n do_v not_o abhor_v vacuity_n primario_fw-la or_o ex_fw-la se_fw-la 40._o in_o physiolog-epiarro-gassendo-charltoniae_a lâ—b_n 1._o cap._n 5_o pag._n 40._o but_o only_o ex_fw-la accident_n or_o in_o respect_n of_o the_o confluxibility_n of_o the_o insensible_a particle_n of_o fluid_a body_n as_o we_o have_v elsewhere_o ample_o demonstrate_v and_o if_o there_o be_v any_o cause_n to_o be_v find_v that_o may_v blow_v the_o aer_fw-la into_o the_o breast_n as_o it_o be_v blow_v into_o a_o bladder_n so_o as_o to_o distend_v it_o or_o at_o least_o if_o the_o aer_fw-la can_v be_v conceive_v to_o enter_v into_o the_o breast_n spontaneous_o or_o of_o its_o own_o accord_n without_o impulsion_n so_o as_o to_o force_v or_o heave_v up_o the_o same_o then_o indeed_o will_v the_o comparison_n betwixt_o the_o dilatation_n of_o the_o breast_n and_o that_o of_o a_o bladder_n by_o wind_n blow_v violent_o into_o it_o hold_v good_a and_o we_o shall_v not_o need_v to_o seek_v further_o but_o there_o be_v no_o such_o insufflate_a cause_n assignable_a and_o it_o be_v ridiculous_a to_o imagine_v the_o aer_fw-la shall_v spontaneous_o move_v itself_o so_o as_o to_o flow_v uncompelled_a into_o the_o cavity_n of_o the_o chest_n as_o be_v manifest_v not_o only_o in_o dead_a man_n into_o who_o breast_n though_o their_o mouth_n and_o nostril_n be_v wide_o open_a the_o aer_fw-la do_v not_o crowd_n itself_o but_o also_o in_o live_a man_n when_o they_o at_o their_o pleasure_n keep_v their_o breast_n compress_v or_o hold_v their_o breath_n as_o the_o vulgar_a phrase_n be_v it_o seem_v much_o more_o reasonable_a to_o explain_v the_o reason_n of_o inspiration_n by_o that_o other_o similitude_n of_o the_o flux_n of_o aer_fw-la into_o a_o pair_n of_o bellows_o there_o be_v no_o other_o difference_n betwixt_o the_o repletion_n of_o the_o chest_n and_o the_o repletion_n of_o a_o pair_n of_o bellows_o with_o aer_fw-la but_o only_o this_o that_o the_o bellows_n be_v open_v by_o a_o external_a force_n and_o the_o chest_n be_v dilate_v by_o a_o internal_a and_o as_o for_o the_o expiration_n that_o be_v evident_o from_o the_o compression_n of_o the_o breast_n and_o lung_n breast_n and_o the_o cause_n of_o expiration_n be_v only_o the_o spontaneous_a contraction_n of_o the_o breast_n which_o be_v the_o natural_a motion_n of_o restitution_n for_o the_o dilatation_n be_v a_o action_n whereby_o the_o part_n of_o the_o chest_n be_v distend_v into_o a_o position_n more_o large_a than_o be_v natural_a to_o they_o the_o contraction_n seem_v to_o be_v nothing_o else_o but_o a_o certain_a fall_v down_o or_o relaxation_n of_o the_o part_n distend_v whereby_o they_o spontaneous_o return_v to_o their_o natural_a position_n and_o such_o as_o they_o hold_v in_o a_o dead_a body_n and_o this_o not_o only_o in_o the_o lung_n but_o also_o in_o the_o diaphragme_n which_o in_o dead_a body_n be_v not_o extend_v downward_o to_o the_o stomach_n and_o gut_n as_o in_o inspiration_n but_o rise_v upward_o towards_o the_o lung_n and_o heart_n but_o if_o it_o be_v here_o demand_v whether_o inspiration_n or_o expiration_n be_v first_o we_o answer_v that_o it_o be_v necessary_a that_o the_o aer_fw-la shall_v be_v first_o inspire_v before_o it_o can_v be_v exspire_v and_o every_o animal_n die_v exspirando_fw-la in_o expiration_n concern_v the_o second_o the_o enquiry_n be_v by_o what_o cause_n the_o breast_n and_o lung_n be_v so_o dilate_v lung_n the_o dilatation_n of_o the_o breast_n and_o lung_n not_o from_o any_o motive_n faculty_n congenial_a to_o the_o lung_n as_o we_o have_v assert_v and_o this_o indeed_o be_v a_o difficulty_n not_o so_o soon_o resolve_v as_o propose_v for_o beside_o the_o obscurity_n of_o the_o thing_n itself_o we_o find_v ourselves_o benight_a with_o the_o various_a opinion_n of_o author_n some_o will_v have_v that_o the_o lung_n be_v endow_v with_o a_o certain_a faculty_n of_o dilâ—ting_v themselves_o and_o so_o elevate_a the_o whole_a breast_n as_o the_o heart_n have_v a_o pulsifick_a faculty_n by_o who_o virtue_n the_o ventricle_n contract_v themselves_o in_o each_o systole_n and_o hereupon_o be_v it_o that_o aristotle_n the_o author_n of_o this_o opinion_n do_v compare_v the_o lung_n to_o a_o pair_n of_o bellows_n as_o if_o they_o do_v of_o themselves_o first_o attract_v the_o aer_fw-la and_o then_o emit_v it_o again_o but_o though_o it_o be_v
and_o transportation_n of_o it_o to_o the_o principle_n of_o its_o dispensation_n for_o it_o seem_v the_o nutritive_a juice_n be_v first_o imbibe_v by_o the_o small_a branch_n of_o the_o nerve_n of_o the_o six_o conjugation_n and_o those_o though_o very_o many_o be_v yet_o too_o few_o for_o the_o transportation_n of_o so_o large_a a_o quantity_n of_o that_o rich_a nectar_n as_o be_v require_v to_o the_o nourishment_n of_o the_o whole_a body_n nature_n have_v conjoin_v with_o they_o a_o vast_a number_n of_o other_o nerve_n as_o auxiliary_n in_o that_o great_a work_n so_o that_o it_o be_v not_o dissentaneous_a to_o reason_n to_o conceive_v that_o by_o these_o nerve_n and_o their_o coadjutor_n the_o succus_fw-la nutritius_n be_v carry_v to_o the_o brain_n and_o spinal_a marrow_n thence_o to_o be_v afterward_o derive_v to_o all_o part_n for_o their_o sustenance_n concern_v the_o four_o sleep_v what_o be_v the_o motion_n of_o the_o same_o in_o the_o neru_n viz._n not_o continual_a nor_o vehement_a but_o by_o intervall_n and_o slow_a and_o gentle_a to_o the_o brain_n in_o sleep_n and_o from_o it_o to_o the_o member_n after_o sleep_v viz._n the_o motion_n of_o the_o succus_fw-la nutritius_n in_o the_o nerve_n though_o it_o be_v a_o problem_n of_o great_a obscurity_n yet_o do_v the_o light_n let_v in_o at_o the_o postern_n gate_n of_o conjecture_n discover_v thus_o much_o that_o it_o be_v not_o continual_a as_o that_o of_o the_o blood_n in_o the_o artery_n and_o vein_n but_o by_o interval_n nor_o violent_a but_o slow_a and_o gentle_a as_o the_o defect_n of_o any_o swell_n on_o either_o side_n of_o a_o nerve_n bind_v about_o in_o a_o live_a creature_n do_v sufficient_o manifest_a nor_o be_v it_o unreasonable_a to_o conceive_v that_o in_o a_o short_a time_n after_o each_o meal_n immediate_o upon_o the_o distribution_n of_o the_o chyle_n through_o the_o venae_fw-la lacteae_fw-la the_o succus_fw-la nutritius_n be_v imbibe_v by_o the_o nerve_n of_o the_o six_o conjugation_n and_o by_o they_o carry_v to_o the_o brain_n and_o spinal_a marrow_n which_o perhaps_o be_v the_o reason_n why_o always_o within_o a_o hour_n or_o two_o after_o meat_n we_o perceive_v a_o certain_a dulness_n in_o our_o head_n together_o with_o a_o indisposition_n to_o motion_n and_o a_o propensity_n to_o sleep_v according_a to_o that_o proverb_n when_o the_o belly_n be_v full_a the_o bone_n will_v be_v at_o rest_n and_o soon_o after_o all_o those_o vanish_v again_o and_o we_o perceive_v ourselves_o more_o light_a strong_a and_o active_a than_o before_o our_o refection_n because_o then_o the_o nourishment_n begin_v to_o be_v diffuse_v from_o the_o principle_n of_o dispensation_n of_o outward_n into_o the_o limb_n and_o other_o part_n of_o the_o body_n and_o with_o this_o opinion_n agree_v that_o observation_n of_o bartholinus_n that_o the_o lymphduct_n be_v more_o plain_o discernible_a about_o five_o or_o six_o hour_n after_o meat_n than_o at_o other_o time_n as_o be_v at_o that_o time_n more_o fill_v with_o the_o superfluity_n of_o the_o succus_fw-la nutritius_n nor_o be_v it_o improbable_a that_o the_o brain_n and_o spinal_a marrow_n be_v chief_o nourish_v in_o sleep_n and_o that_o then_o the_o nutritive_a liquor_n be_v usual_o carry_v to_o they_o relax_v they_o with_o its_o sweet_a and_o mild_a vapour_n and_o so_o both_o induce_v and_o prolong_v sleep_n from_o whence_o perhaps_o it_o come_v that_o after_o long_a sleep_n we_o perceive_v our_o brain_n to_o be_v oppress_v and_o becloud_v with_o vapour_n our_o sense_n dull_a and_o the_o motive-faculty_n enervate_v beside_o in_o sleep_n all_o motion_n of_o humour_n flow_v to_o the_o patt_n by_o the_o nerve_n seem_v to_o be_v suspend_v and_o yet_o the_o circulation_n of_o the_o blood_n be_v certain_o at_o that_o time_n more_o free_a and_o quick_a than_o while_o we_o wake_v so_o that_o it_o can_v be_v think_v the_o cause_n of_o that_o cessation_n but_o the_o nerve_n only_o which_o intermit_v their_o office_n of_o distribute_v the_o succus_fw-la nutritius_n during_o sleep_n and_o all_o this_o will_v appear_v more_o reasonable_a if_o we_o reflect_v upon_o the_o flux_n of_o humour_n in_o the_o nerve_n immediate_o after_o sleep_n for_o then_o the_o brain_n and_o spinal_a marrow_n re-contract_n themselves_o and_o become_v more_o tense_n so_o that_o the_o nutritive_a liquor_n be_v from_o thence_o transmit_v partly_o to_o the_o member_n to_o be_v nourish_v and_o partly_o to_o the_o glandule_n as_o well_o such_o as_o serve_v for_o the_o excretion_n of_o its_o absolute_a excrement_n as_o those_o that_o serve_v for_o the_o reduction_n of_o its_o relative_a viz._n it_o be_v acrimonious_a part_n that_o be_v return_v into_o the_o blood_n for_o the_o reason_n former_o mention_v and_o concern_v the_o last_o themselves_o and_o what_o the_o cause_n of_o that_o motion_n viz._n the_o motion_n of_o the_o diaphragme_n of_o the_o brain_n and_o of_o the_o nerve_n themselves_o viz._n the_o cause_n of_o this_o motion_n of_o the_o succus_fw-la nutritius_n we_o may_v be_v allow_v to_o conceive_v at_o least_o until_o time_n shall_v have_v dispel_v that_o obscurity_n which_o yet_o surround_v this_o abstruse_a theorem_a and_o the_o industry_n of_o some_o more_o dextrous_a anatomist_n pierce_v deep_a into_o the_o mystery_n of_o the_o nerve_n a_o subject_n not_o much_o less_o inscrutable_a than_o the_o nature_n of_o the_o soul_n itself_o which_o use_v they_o as_o her_o principal_a instrument_n we_o hope_v we_o may_v have_v the_o liberty_n to_o conceive_v that_o the_o succus_fw-la nutritius_n be_v not_o import_v to_o the_o brain_n and_o spinal_a marrow_n nor_o export_v from_o thence_o to_o the_o member_n by_o any_o attraction_n similary_a or_o elective_a against_o which_o we_o have_v former_o allege_v convince_a argument_n unnecessary_a to_o be_v here_o repeat_v but_o as_o the_o blood_n and_o indeed_o all_o other_o humour_n of_o the_o body_n be_v move_v by_o mere_a impulsion_n or_o protrusion_n the_o immediate_a cause_n of_o all_o motion_n in_o nature_n and_o the_o agent_n in_o this_o case_n impel_v we_o conceive_v to_o be_v the_o motion_n of_o the_o diaphragme_n of_o the_o brain_n and_o of_o the_o nerve_n themselves_o for_o since_o the_o depression_n of_o the_o diaphragme_n be_v general_o admit_v to_o conduce_v to_o the_o distribution_n of_o the_o chyle_n out_o of_o the_o stomach_n gut_n venae_fw-la lacteae_fw-la common_a receptacle_n and_o ductus_fw-la chyliferi_fw-la successive_o into_o the_o subclavian_a vein_n by_o alternate_o compress_v all_o those_o part_n and_o so_o compel_v the_o liquor_n contain_v in_o they_o to_o flow_v upward_o and_o indeed_o to_o all_o other_o natural_a motion_n why_o may_v not_o the_o same_o be_v think_v sufficient_a also_o to_o the_o expulsion_n of_o the_o nutritive_a juice_n both_o out_o of_o the_o praepare_v glandule_n into_o the_o nerve_n of_o the_o six_o conjugation_n and_o their_o auxiliary_n and_o out_o of_o they_o into_o the_o brain_n and_o spinal_a marrow_n their_o position_n be_v such_o as_o render_v they_o no_o less_o subject_n to_o compression_n by_o the_o descend_a diaphragme_n than_o the_o venae_fw-la lacteae_fw-la common_a receptacle_n and_o other_o chyliferous_a part_n be_v if_o this_o seem_v difficult_a we_o may_v have_v recourse_n to_o the_o reason_n of_o the_o ascension_n of_o a_o liquor_n from_o the_o bottom_n through_o all_o part_n of_o a_o sponge_n cloth_n or_o other_o filamentous_a substance_n as_o be_v experiment_a in_o the_o percolation_n of_o aqua_fw-la calcis_fw-la make_v by_o a_o long_a piece_n of_o woollen_a cloth_n who_o one_o end_n be_v dip_v in_o the_o water_n and_o the_o other_o hang_v over_o the_o brim_n of_o the_o vessel_n contain_v it_o which_o we_o have_v profess_o explain_v in_o the_o 356_o page_n of_o our_o physiology_n and_o seem_v to_o be_v the_o same_o with_o the_o reason_n of_o the_o ascension_n of_o the_o nutritive_a juice_n of_o all_o plant_n from_o the_o root_n to_o the_o top_n of_o the_o branch_n and_o as_o for_o the_o motion_n of_o the_o brain_n though_o it_o may_v seem_v to_o be_v no_o other_o but_o what_o be_v impress_v upon_o the_o brain_n by_o the_o pulsation_n of_o the_o artery_n ascend_v from_o the_o plexus_fw-la arteriosus_n mirabilis_fw-la chief_a to_o the_o dura_n mater_n and_o copious_o disseminate_v themselves_o upon_o it_o yet_o since_o it_o be_v credible_a that_o the_o pulsation_n of_o the_o artery_n do_v promote_v the_o flux_n of_o the_o liquor_n in_o the_o nerve_n in_o other_o part_n especial_o such_o where_o nerve_n be_v either_o contiguous_a or_o near_o enough_o to_o artery_n to_o participate_v of_o their_o impulse_n why_o may_v not_o the_o motion_n of_o the_o brain_n also_o to_o which_o the_o nerve_n be_v continue_v serve_v to_o ex-press_a the_o liquor_n out_o of_o they_o towards_o the_o part_n wherein_o they_o be_v terminate_v beside_o it_o be_v most_o certain_a that_o immediate_o after_o sleep_n the_o whole_a brain_n together_o with_o the_o
galen_n also_o do_v not_o obscure_o intimate_v in_o 1._o de_fw-fr mot_fw-fr musculor_fw-la cap._n 8._o where_o he_o say_v aequipollens_fw-la musculorum_fw-la motus_fw-la fit_a quando_fw-la neuter_n tonum_fw-la animalem_fw-la habet_fw-la auxiliarm_n non_fw-la aequipollens_fw-la verò_fw-la cum_fw-la alter_fw-la solus_fw-la dominatur_fw-la quare_fw-la necessum_fw-la est_fw-la ut_fw-la uincat_fw-la contractio_fw-la istius_fw-la musculi_fw-la qui_fw-la ab_fw-la animali_fw-la facultare_fw-la adjuvatur_fw-la for_o what_o can_v be_v understand_v by_o this_o tonus_fw-la animalis_fw-la or_o facultas_fw-la animalis_fw-la unless_o it_o be_v the_o distension_n of_o the_o conquer_a muscle_n by_o animal_n spirit_n send_v from_o the_o brain_n at_o the_o pleasure_n of_o the_o soul_n 4_o what_o be_v the_o reason_n move_v the_o swell_a of_o each_o muscle_n when_o it_o move_v that_o a_o muscle_n be_v never_o move_v but_o it_o become_v more_o hard_a and_o swell_a in_o the_o middle_n than_o before_o as_o be_v most_o evident_a in_o both_o the_o masseter_n and_o temporal_a muscle_n when_o we_o chew_v our_o meat_n unless_o because_o it_o be_v then_o fill_v and_o distend_v with_o a_o great_a gale_n of_o spirit_n issue_v out_o of_o the_o store-house_n of_o the_o brain_n for_o it_o seem_v more_o reasonable_a that_o this_o swell_n in_o the_o body_n of_o the_o muscle_n be_v the_o cause_n of_o its_o contraction_n than_o on_o the_o contrary_a that_o the_o contraction_n shall_v be_v the_o cause_n of_o the_o swell_a as_o those_o contend_v who_o will_v have_v the_o motion_n to_o be_v perform_v without_o the_o afflux_n of_o spirit_n 5_o if_o a_o nerve_n be_v cut_v asunder_o the_o muscle_n into_o which_o it_o be_v insert_v off_o the_o privation_n of_o motion_n in_o a_o muscle_n who_o nerve_n be_v cut_v off_o do_v for_o ever_o become_v uncapable_a of_o motion_n and_o this_o certain_o for_o no_o other_o reason_n but_o because_o the_o intercourse_n of_o the_o spirit_n betwixt_o the_o brain_n and_o that_o particular_a muscle_n be_v whole_o destroy_v so_o that_o we_o may_v well_o conclude_v that_o the_o soul_n can_v cause_v voluntary_a motion_n but_o by_o the_o distribution_n of_o animal_n spirit_n through_o the_o neru_n into_o the_o muscle_n the_o necessity_n of_o animal_n spirit_n as_o the_o immediate_a instrument_n of_o the_o soul_n thus_o appear_v we_o be_v next_o to_o speculate_v the_o condition_n requisite_a in_o the_o immediate_a instrument_n of_o the_o motion_n itself_o that_o so_o we_o may_v come_v to_o a_o clear_a understanding_n both_o of_o the_o structure_n and_o diversity_n of_o the_o muscle_n and_o at_o length_n of_o the_o reason_n of_o their_o move_v the_o member_n the_o thing_n at_o which_o our_o scrutiny_n be_v chief_o level_v as_o for_o the_o requisite_a condition_n therefore_o of_o this_o last_o instrument_n we_o observe_v 1_o that_o in_o a_o organ_n of_o voluntary_a motion_n be_v require_v such_o a_o constitution_n flesh._n why_o a_o muscle_n be_v compose_v for_o the_o most_o part_n of_o flesh._n as_o may_v render_v it_o fit_a to_o receive_v the_o animal_n spirit_n at_o the_o pleasure_n and_o command_v of_o the_o soul._n which_o make_v it_o manifest_a that_o a_o hard_a inflexible_a and_o bony_a substance_n be_v most_o incompetent_a to_o a_o instrument_n of_o motion_n for_o which_o reason_n perhaps_o galen_n adventure_v to_o affirm_v that_o any_o part_n make_v hard_a and_o stiff_o by_o a_o thick_a cicatrice_n become_v unfit_a for_o motion_n and_o that_o it_o must_v be_v such_o a_o part_n as_o be_v soft_a rare_a spungy_a and_o flexible_a and_o distinguish_v with_o multitude_n of_o fiber_n may_v most_o easy_o and_o ready_o admit_v the_o gale_n of_o spirit_n flow_v into_o its_o substance_n and_o be_v by_o they_o fill_v or_o distend_v which_o be_v the_o reason_n why_o the_o substance_n of_o the_o muscle_n be_v for_o the_o most_o part_n fleshy_a than_o which_o no_o part_n be_v more_o soft_a rare_a flexible_a and_o distendible_a as_o galen_n have_v observe_v in_o 1._o de_fw-la usu_fw-la part_n cap._n 13._o 2_o lest_o the_o spirit_n may_v flow_v into_o this_o flesh_n nerve_n of_o a_o nerve_n indeterminate_o or_o at_o random_n and_o scatter_o there_o ought_v to_o be_v such_o peculiar_a vessel_n or_o conduit_n which_o be_v continue_v from_o the_o brain_n or_o spinal_a marrow_n quite_o home_n to_o the_o flesh_n into_o which_o they_o be_v insert_v may_v both_o carry_v the_o spirit_n thither_o and_o preserve_v they_o from_o stray_v or_o disperse_v by_o the_o way_n and_o by_o which_o the_o soul_n or_o regulate_v faculty_n principal_o reside_v in_o the_o brain_n the_o original_n of_o the_o neru_n may_v rule_v the_o member_n as_o a_o coachman_n rule_v his_o horse_n by_o the_o rain_v of_o his_o bridle_n that_o we_o may_v use_v the_o same_o comparison_n with_o galen_n 1._o de_fw-fr mot_fw-fr musculor_fw-la cap._n 1._o now_o the_o neru_n be_v the_o only_a part_n of_o the_o whole_a body_n thus_o qualify_v nature_n most_o wise_o insert_v one_o or_o more_o of_o they_o into_o each_o muscle_n so_o that_o from_o this_o constitution_n of_o the_o neru_n it_o appear_v that_o they_o make_v the_o second_o essential_a part_n of_o a_o muscle_n nay_o according_a to_o strict_a truth_n we_o may_v adventure_v to_o say_v that_o the_o flesh_n and_o nerve_n be_v the_o principal_a ingredient_n require_v to_o complete_a the_o essence_n of_o a_o muscle_n because_o there_o be_v some_o muscle_n viz._n those_o of_o the_o temple_n of_o the_o forehead_n of_o the_o eye_n of_o the_o bladder_n of_o the_o fundament_n etc._n etc._n in_o who_o body_n be_v neither_o tendon_n nor_o ligament_n to_o be_v find_v but_o only_a neru_n and_o flesh_n distinguish_v with_o various_a fibres_n 3_o because_o in_o some_o member_n ligament_n of_o a_o ligament_n by_o reason_n of_o their_o gravity_n there_o be_v a_o great_a resistance_n to_o motion_n than_o the_o musculous_a flesh_n in_o respect_n of_o its_o softness_n and_o tenderness_n be_v able_a to_o overcome_v therefore_o ought_v there_o to_o be_v a_o addition_n of_o some_o strong_a and_o tough_a substance_n which_o be_v connect_v or_o unite_v to_o the_o flesh_n of_o the_o muscle_n may_v both_o corroborate_v the_o same_o and_o firm_o conjoin_v it_o to_o the_o bone_n so_o as_o to_o enable_v it_o to_o move_v the_o ponderous_a member_n to_o who_o bone_n it_o be_v fasten_v now_o this_o nature_n foresee_v when_o she_o furnish_v some_o muscle_n with_o ligament_n especial_o such_o as_o be_v ordain_v to_o bear_v great_a stress_n in_o move_v the_o great_a and_o more_o weighty_a member_n which_o galen_n most_o elegant_o express_v thus_o ut_fw-la enim_fw-la ossa_fw-la quae_fw-la dearticulantur_fw-la exactè_fw-la simul_fw-la ligarentur_fw-la ac_fw-la continerentur_fw-la ne_fw-la facilè_fw-la in_o motibus_fw-la vehementioribus_fw-la à _fw-la seize_v abrumperentur_fw-la ligamentum_fw-la quoad_fw-la maximè_fw-la potuit_fw-la durum_fw-la atque_fw-la ab_fw-la injuriis_fw-la remotissimum_fw-la efficere_fw-la oportuit_fw-la ut_fw-la autem_fw-la ossibus_fw-la à _fw-la musculis_fw-la tractis_fw-la promptè_fw-la obsequeretur_fw-la molle_fw-la rursus_fw-la esse_fw-la oportuit_fw-la atque_fw-la ob_fw-la id_fw-la ipsum_fw-la imbecillum_fw-la atqui_fw-la forte_fw-fr quidem_fw-la imbecillo_fw-la ac_fw-la durum_fw-la molli_fw-la est_fw-la contrarium_fw-la quaenam_fw-la igitur_fw-la fuerit_fw-la in_o his_o naturae_fw-la solertia_fw-la quae_fw-la corpus_fw-la invenit_fw-la quod_fw-la commoditatem_fw-la utramque_fw-la haberet_fw-la idemque_fw-la ab_fw-la injuriis_fw-la tutum_fw-la esset_fw-la ex_fw-la ipsad_a anatome_n discas_fw-la licet_fw-la etc._n etc._n 12._o de_fw-la usu_fw-la part_n cap._n 2._o 4_o beside_o the_o connexion_n of_o the_o musculous_a flesh_n to_o the_o bone_n tendon_n of_o a_o tendon_n by_o the_o mediation_n of_o a_o ligament_n there_o must_v be_v also_o something_o to_o render_v it_o prompt_v easy_a and_o agile_a in_o its_o motion_n so_o as_o to_o answer_v the_o celerity_n of_o the_o influx_n of_o the_o spirit_n and_o to_o fulfil_v the_o command_n of_o the_o soul_n as_o it_o be_v in_o a_o instant_n which_o nature_n reflect_v upon_o superad_v also_o a_o tendon_n or_o chord_n which_o in_o respect_n both_o of_o its_o subtlety_n and_o of_o its_o tough_a and_o strong_a contexture_n or_o substance_n and_o also_o of_o its_o connexion_n to_o the_o joint_n do_v make_v the_o motion_n more_o facile_a and_o quick_a than_o otherwise_o it_o can_v possible_o be_v as_o appear_v in_o the_o muscle_n of_o the_o hand_n and_o foot_n etc._n etc._n 5_o that_o these_o part_n name_v viz._n the_o flesh_n it_o of_o a_o membrane_n invest_n it_o nerve_n ligament_n and_o tendon_n may_v not_o be_v endanger_v by_o lie_v uncover_v or_o confuse_a therefore_o have_v nature_n clothe_v the_o whole_a muscle_n with_o a_o proper_a membrane_n or_o coat_n which_o have_v these_o two_o further_o use_v that_o it_o cause_v the_o muscle_n that_o be_v contiguous_a to_o slip_v up_o and_o down_o easy_o and_o without_o enterfearing_a each_o other_o and_o preserve_v the_o spirit_n immit_v into_o the_o body_n of_o the_o muscle_n move_v from_o pass_v quite_o through_o or_o disperse_v themselves_o