of_o it_o as_o the_o least_o indecent_a sacrifice_n i_o can_v offer_v to_o your_o glory_n and_o the_o same_o may_v serve_v also_o to_o incline_v you_o to_o receive_v it_o benign_o as_o a_o specimen_fw-la of_o my_o devotion_n to_o so_o eminent_a a_o benefactor_n and_o to_o permit_v i_o to_o expose_v the_o same_o to_o the_o censorious_a world_n under_o your_o auspicious_a patronage_n which_o will_v certain_o afford_v it_o defence_n from_o contempt_n and_o may_v also_o give_v it_o long_o life_n be_v it_o not_o of_o a_o infirm_a constitution_n as_o have_v be_v form_v in_o haste_n and_o in_o the_o decline_a age_n of_o its_o author_n and_o march_z the_o 27_o a._n d._n 1679._o noble_a sir_n your_o most_o sincere_o devote_v humble_a servant_n walter_z charleton_n advertisement_n je_v the_o error_n of_o the_o press_n which_o yet_o be_v neither_o many_o nor_o great_a be_v impute_v to_o the_o author_n who_o want_v leisure_n to_o prevent_v they_o the_o reader_n be_v civil_o desire_v to_o correct_v they_o thus_o in_o page_n 19_o line_n 26._o of_o the_o preface_n read_v of_o one_o and_o the_o same_o part_n p._n 26._o l._n 30._o of_o the_o preface_n r._n trismegistus_n in_o asclepio_n in_o the_o book_n pag._n 23._o l._n 31._o r._n pelican_n and_o most_o other_o fowl_n p._n 52._o l._n 19_o r._n betwixt_o it_o and_o the_o second_o or_o middle_a coat_n p._n 130._o l._n 20._o r._n spontaneous_a p._n 132._o l._n 13._o r._n and_o be_v not_o only_o convenient_a p._n 421._o l._n 19_o r._n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d p._n 430._o l._n 11._o r._n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d p._n 436._o l._n 2._o r._n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d p._n 437._o l._n 31._o r._n purification_n of_o the_o blood_n p._n 438._o l._n 1._o r._n or_o not_o yet_o despoil_v of_o its_o spirit_n p._n 473._o l._n 26._o r._n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d p._n 478_o l._n 7._o r._n which_o threaten_v a_o flux_n p._n 498._o l._n 5._o r._n a_o force_n by_o transmission_n and_o l._n 16._o r._n of_o such_o a_o power_n and_o l._n penult_n r._n frame_v p._n 502._o l._n 25._o r._n kingdom_n of_o fairy_n p._n 505._o l._n 20._o r._n philosophy_n p._n 513._o l._n 24._o r._n arise_v p._n 515._o l._n 22._o r._n divine_a wit_n and_o l._n 33._o r._n so_o like_o a_o bog_n p._n 519._o l._n 9_o r._n caspar_n barlaeus_n p._n 544._o l._n 25._o r._n coadjuvantesque_fw-la omnium_fw-la operas_fw-la preface_n of_o the_o antiquity_n uses_n difference_n etc._n etc._n of_o anatomy_n this_o place_n be_v sacred_a to_o the_o study_n of_o god_n work_n for_o the_o benefit_n of_o mankind_n the_o occasion_n of_o this_o assembly_n rare_a inaugural_a and_o worthy_a of_o the_o great_a solemnity_n the_o assembly_n itself_o frequent_a and_o consist_v for_o the_o major_a part_n of_o man_n noble_a wise_a learned_a and_o curiose_fw-la and_o my_o talon_n but_o a_o mite_n high_o then_o it_o concern_v i_o before_o i_o advance_v one_o step_n to_o stand_v still_o a_o moment_n or_o two_o and_o serious_o consider_v what_o my_o subject_n be_v and_o what_o my_o province_n my_o subject_n be_v the_o most_o abstruse_a oeconomy_n of_o nature_n in_o the_o body_n of_o man_n a_o system_fw-la of_o innumerable_a small_a machine_n or_o engine_n by_o infinite_a wisdom_n frame_v and_o compact_v into_o one_o most_o beautiful_a great_a automaton_n all_o who_o part_n be_v among_o themselves_o different_a in_o their_o sensible_a element_n in_o their_o magnitude_n figure_n position_n texture_n motion_n action_n and_o use_n yet_o all_o ordain_v and_o adjust_v to_o one_o common_a end_n namely_o to_o compose_v a_o live_n ergasterium_fw-la or_o workhouse_n in_o which_o a_o reasonable_a and_o immortal_a soul_n may_v not_o only_o commodious_o but_o also_o with_o delight_n exercise_v all_o her_o divine_a faculty_n to_o her_o own_o felicity_n and_o to_o the_o praise_n and_o glory_n of_o her_o omnipotent_a creator_n a_o subject_a as_o you_o noble_a and_o most_o judicious_a auditor_n will_v all_o ready_o acknowledge_v admirable_a even_o to_o astonishment_n 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i_o have_v conceive_v in_o my_o mind_n of_o the_o singular_a dignity_n and_o excellency_n of_o the_o task_n assign_v i_o when_o by_o so_o do_v i_o shall_v at_o once_o pay_v some_o part_n of_o the_o debt_n i_o owe_v both_o to_o the_o honour_n of_o this_o temple_n of_o philosophy_n in_o which_o we_o now_o sit_v and_o to_o the_o solemnity_n of_o this_o convention_n and_o show_v myself_o however_o unfit_a worthy_o to_o administre_fw-fr so_o noble_a a_o province_n yet_o due_o conscious_a of_o the_o weight_n of_o it_o which_o may_v perhaps_o somewhat_o conduce_v to_o render_v my_o faileurs_fw-fr the_o more_o venial_a that_o i_o may_v therefore_o both_o invite_v your_o attention_n and_o pre-ingage_a your_o candour_n i_o ask_v leave_n to_o make_v myself_o for_o a_o few_o minute_n your_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d or_o remembrancer_n by_o recall_v into_o your_o memory_n what_o you_o have_v heretofore_o read_v in_o the_o monument_n of_o the_o ancient_n concern_v the_o antiquity_n of_o the_o art_n of_o dissection_n and_o what_o you_o have_v from_o your_o own_o happy_a experience_n and_o observation_n collect_v touch_v the_o great_a and_o manifold_a utility_n of_o the_o same_o which_o i_o shall_v endeavour_v to_o do_v with_o as_o much_o of_o perspicuity_n as_o the_o umbrage_n of_o the_o argument_n and_o the_o scantness_n of_o my_o readins_n will_v permit_v with_o as_o much_o of_o conciseness_n as_o can_v be_v bring_v to_o consist_v with_o that_o perspicuity_n ¶_o as_o for_o the_o antiquity_n of_o anatomy_n that_o doubtless_o be_v if_o not_o equal_a yet_o not_o much_o inferior_a in_o age_n to_o medicine_n itself_o which_o seem_v to_o have_v be_v invent_v by_o man_n in_o the_o very_a infancy_n of_o the_o world_n for_o 1._o if_o necessity_n be_v as_o hitherto_o on_o all_o hand_n it_o have_v be_v admit_v to_o have_v first_o suggest_v to_o man_n all_o those_o profitable_a invention_n whereby_o humane_a life_n have_v be_v render_v either_o more_o defensible_a or_o more_o comfortable_a we_o may_v with_o good_a reason_n infer_v that_o the_o art_n of_o medicine_n i._n e._n of_o preserve_v and_o restore_v health_n have_v its_o beginning_n as_o early_o in_o the_o morning_n of_o time_n as_o any_o of_o the_o rest_n it_o be_v certain_a that_o man_n body_n be_v then_o not_o only_o liable_a to_o but_o actual_o infest_a with_o various_a distemper_n pain_n infirmity_n and_o other_o malady_n the_o law_n and_o constitution_n of_o nature_n continue_v perpetual_o the_o same_o and_o no_o less_o certain_a that_o man_n observe_v what_o thing_n be_v agreeable_a what_o disagreeable_a to_o the_o body_n what_o mitigate_v what_o exasperate_v their_o malady_n be_v by_o the_o very_a dictate_v of_o reason_n teach_v to_o provide_v for_o the_o conservation_n of_o their_o health_n by_o abstain_v from_o thing_n noxious_a and_o for_o the_o restitution_n of_o it_o when_o impair_v by_o use_v
able_a after_o all_o their_o pain_n and_o tedious_a process_n to_o draw_v any_o thing_n from_o thence_o but_o a_o certain_a salt_n spirit_n not_o much_o different_a from_o the_o spirit_n of_o urine_n of_o hartshorn_n or_o of_o sal_fw-la ammoniac_a unless_o that_o perhaps_o it_o be_v somewhat_o more_o subtle_a less_o acrimonious_a and_o less_o ingrate_a and_o certain_a therefore_o it_o be_v as_o i_o before_o affirm_v that_o whatsoever_o of_o acid_n salt_n have_v not_o be_v actual_o convert_v into_o salt_n in_o the_o stomach_n be_v soon_o after_o when_o the_o chyle_n arrive_v at_o the_o gut_n change_v into_o animal_n salt_n no_o such_o thing_n as_o vegetable_a salt_n be_v to_o be_v find_v in_o any_o part_n of_o any_o live_a creature_n ¶_o have_v now_o at_o length_n with_o more_o of_o haste_n perhaps_o than_o of_o satisfaction_n to_o my_o auditor_n run_v through_o all_o the_o general_a difference_n of_o aliment_n to_o be_v concoct_v and_o all_o the_o various_a alteration_n they_o undergo_v in_o the_o stomach_n before_o they_o can_v be_v bring_v to_o the_o perfection_n of_o good_a and_o profitable_a chyle_n we_o come_v next_o to_o the_o three_o head_n of_o our_o present_a disquisition_n viz._n the_o cause_n of_o those_o alteration_n which_o though_o many_o and_o of_o various_a kind_n may_v nevertheless_o be_v commodious_o enough_o reduce_v to_o two_o general_a class_n or_o order_n viz._n such_o as_o be_v foreign_a or_o extra-advenient_a to_o and_o such_o as_o be_v indigenary_a or_o inbred_a in_o the_o stomach_n to_o the_o first_o classis_fw-la belong_v all_o thing_n that_o any_o way_n conduce_v to_o the_o promotion_n of_o concoction_n either_o by_o praevious_a alteration_n of_o the_o aliment_n or_o by_o fortify_v the_o stomach_n of_o those_o that_o remote_o conduce_v to_o the_o work_n of_o concoction_n only_o by_o praeparation_n of_o the_o food_n some_o correct_v the_o crudity_n of_o it_o by_o the_o help_n of_o fire_n namely_o by_o boil_v roast_a fry_a or_o bake_v other_o render_v it_o more_o mild_a and_o tender_a by_o maceration_n in_o brines_fw-mi lixivia'_v pickle_n vinegar_n and_o the_o like_a other_o make_v the_o aliment_n more_o familiar_a by_o way_n of_o hasten_v their_o maturation_n and_o other_o again_o intenerate_v and_o dispose_v they_o to_o dissolution_n by_o mixture_n of_o some_o wholesome_a and_o agreeable_a ferment_n where_o it_o may_v be_v observe_v that_o whatsoever_o aliment_n whether_o solid_a as_o bread_n or_o liquid_a as_o wine_n beer_n ale_n hydromel_n etc._n etc._n that_o have_v undergo_v fermentation_n before_o they_o be_v receive_v into_o the_o stomach_n invite_v other_o aliment_n with_o which_o they_o be_v therein_o commix_v to_o fermentation_n hence_o it_o be_v that_o good_a wine_n strong_a beer_n vinegar_n bread_n make_v light_a by_o leaven_n and_o the_o like_a help_v very_o much_o to_o digestion_n those_o that_o do_v so_o by_o corroboration_n of_o the_o stomach_n be_v peptic_a or_o digestive_a remedy_n as_o mint_n rose_n wormwood_n aromatic_n etc._n etc._n but_o all_o these_o of_o both_o sort_n be_v only_o accessory_n and_o foreign_a require_v not_o to_o be_v far_o prosecute_v in_o this_o place_n the_o inbred_a cause_n of_o concoction_n be_v either_o instrument_n generate_v in_o the_o stomach_n or_o the_o constitution_n of_o the_o stomach_n in_o which_o the_o faculty_n of_o concoct_v be_v found_v 1._o the_o instrument_n be_v the_o ferment_n contain_v in_o the_o stomach_n four_o in_o number_n whereof_o two_o be_v principal_n and_o the_o other_o two_o only_a adjuvant_fw-la the_o adjuvant_fw-la or_o less_o powerful_a be_v the_o humour_n salivalis_fw-la and_o the_o acid_n phlegm_n of_o the_o stomach_n both_o which_o help_v somewhat_o towards_o the_o inteneration_n of_o the_o meat_n but_o because_o they_o help_v but_o little_a in_o comparison_n of_o the_o other_o two_o i_o content_v myself_o with_o the_o bare_a mention_n of_o they_o en_fw-fr passant_a the_o more_o powerful_a be_v the_o acid_n relic_n of_o the_o former_a meal_n which_o thou_o more_o efficacious_a than_o both_o the_o adjuvant_fw-la ferment_n be_v yet_o in_o comparison_n of_o the_o grand_a one_o less_o considerable_a and_o therefore_o i_o may_v well_o be_v excuse_v if_o i_o pass_v they_o also_o over_o in_o silence_n and_o the_o proper_a ferment_n of_o the_o stomach_n which_o be_v the_o principal_a instrument_n of_o concoction_n deserve_v to_o be_v particular_o consider_v the_o origin_n and_o nature_n of_o this_o admirable_a dissolve_v ferment_n the_o only_a true_a alkahest_n in_o nature_n have_v be_v first_o investigate_v not_o many_o year_n past_a by_o the_o great_a industry_n of_o the_o learned_a and_o judicious_a moebius_n and_o profess_o prove_v by_o convince_a experiment_n and_o observation_n in_o a_o prolix_a dissertation_n contain_v in_o his_o book_n de_fw-fr fundament_n medicinae_fw-la and_o since_o that_o time_n much_o illustrate_v by_o our_o happy_a dr._n glisson_n the_o ventric_a &_o intestine_a cap._n 20._o all_o that_o remain_v for_o i_o to_o do_v concern_v it_o be_v only_o to_o recall_v to_o your_o memory_n the_o most_o remarkable_a head_n of_o those_o thing_n you_o have_v read_v in_o those_o discourse_n by_o give_v you_o a_o breviary_n of_o they_o this_o therefore_o i_o will_v do_v and_o in_o as_o few_o word_n as_o can_v with_o reason_n be_v expect_v this_o ferment_n than_o be_v nothing_o else_o but_o the_o spirituose_fw-la and_o saline_a effluvia_fw-la stir_v up_o by_o the_o vital_a motion_n of_o the_o arterial_a blood_n effuse_v out_o of_o the_o artery_n into_o the_o cavity_n of_o the_o stomach_n and_o gut_n but_o chief_o of_o the_o stomach_n and_o therein_o condense_v again_o into_o a_o sharp_a penetrate_a and_o dissolve_v liquor_n apt_a to_o dissolve_v the_o solid_a meat_n and_o to_o cause_v such_o a_o benign_a fermentation_n as_o tend_v not_o to_o volatilization_n but_o only_o to_o fusion_n of_o the_o same_o and_o in_o fine_a act_v upon_o it_o not_o by_o open_a force_n or_o violent_a invasion_n but_o after_o the_o manner_n of_o contagiose_fw-la ferment_n rather_o by_o clancular_a insinuation_n and_o mix_v itself_o first_o with_o the_o saline_n and_o spirituose_fw-la part_n and_o then_o with_o the_o grosser_n and_o less_o exsoluble_a in_o this_o concise_a abridgement_n i_o have_v i_o confess_v omit_v two_o position_n both_o zealous_o assert_v by_o the_o late_a of_o these_o two_o excellent_a author_n out_o of_o who_o doctrine_n i_o abstract_v it_o one_o be_v that_o that_o part_n of_o the_o blood_n which_o be_v by_o the_o coeliac_n and_o two_o mesenteric_a artery_n dispense_v to_o the_o stomach_n and_o gut_n chief_o to_o the_o inmost_a coat_n of_o they_o be_v somewhat_o more_o salt_n and_o sharp_a than_o the_o blood_n distribute_v to_o other_o part_n of_o the_o body_n the_o other_o be_v that_o the_o saline_n and_o spirituose_fw-la part_n of_o the_o meat_n new_o admit_v into_o the_o stomach_n perceive_v that_o they_o be_v ill_o lodge_v and_o that_o the_o ferment_n with_o which_o they_o there_o meet_v be_v real_o semblable_a or_o like_a to_o they_o and_o with_o all_o more_o noble_a as_o retain_v some_o relic_n of_o vitality_n with_o which_o it_o have_v so_o late_o be_v ennoble_v while_o it_o pass_v through_o the_o heart_n and_o artery_n do_v easy_o admit_v embrace_z and_o conjoin_v themselves_o with_o it_o but_o i_o declare_v withal_o that_o i_o omit_v these_o position_n not_o from_o inadvertency_n nor_o for_o brevity_n fake_v but_o only_o because_o i_o doubt_v of_o the_o verity_n of_o they_o for_o the_o first_o suppose_v similar_v attraction_n or_o mutual_a coition_n of_o thing_n alike_o ob_fw-la similitudinem_fw-la naturae_fw-la which_o yet_o i_o do_v not_o find_v myself_o oblige_v to_o grant_v and_o the_o other_o depend_v upon_o the_o hypothesis_n of_o natural_a perception_n which_o be_v not_o yet_o establish_v beyond_o disputation_n however_o it_o seem_v to_o i_o sufficient_o probable_a that_o this_o dissolve_v ferment_n be_v peculiar_a to_o and_o generate_v in_o the_o stomach_n because_o nothing_o like_o it_o be_v to_o be_v find_v in_o any_o other_o part_n of_o the_o whole_a body_n that_o to_o the_o constitution_n of_o it_o be_v require_v a_o concourse_n of_o both_o salt_n and_o sulphureous_a spirit_n such_o be_v the_o vital_a spirit_n themselves_o but_o chief_o of_o salt_n than_o which_o nothing_o be_v more_o sharp_a penetrate_a and_o dissolve_v and_o that_o therefore_o it_o may_v be_v call_v as_o moebius_n name_v it_o sal_fw-la spiritibus_fw-la impragnatum_fw-la acre_n ac_fw-la pungens_fw-la or_o as_o dr._n glisson_n fermentum_fw-la ventriculi_fw-la fusorium_fw-la feu_fw-fr principale_v coctionis_fw-la instrumentum_fw-la because_o it_o do_v not_o only_o efficacious_o dissolve_v the_o solid_a part_n of_o the_o food_n but_o also_o give_v it_o the_o first_o degree_n of_o assiimilation_n to_o the_o nature_n of_o the_o animal_n out_o of_o who_o blood_n the_o ferment_n itself_o be_v derive_v which_o may_v be_v one_o reason_n why_o the_o same_o aliment_n receive_v a_o divers_a praeparation_n in_o
opposite_a muscle_n act_v a_o obtuse_a which_o be_v great_a than_o a_o right_n be_v consequent_o subtend_v by_o a_o great_a side_n and_o a_o acute_a which_o be_v less_o than_o a_o right_n require_v a_o less_o subtend_v line_n take_v it_o then_o for_o grant_v that_o in_o the_o middle_a figure_n no_o motion_n can_v be_v make_v because_o therein_o both_o the_o opposite_a muscle_n be_v equal_o contract_v by_o their_o nixus_fw-la or_o natural_a contraction_n it_o remain_v to_o be_v inquire_v how_o motion_n be_v effect_v in_o each_o of_o the_o extreme_a figure_n now_o certain_o this_o be_v do_v when_o one_o of_o the_o two_o antagonist_n muscle_n be_v more_o contract_v by_o the_o animal_n virtue_n or_o invigoration_n derive_v from_o the_o brain_n than_o the_o other_o be_v by_o its_o natural_a tendency_n to_o restitution_n whence_o it_o necessary_o come_v to_o pass_v that_o the_o figure_n of_o the_o prevail_a muscle_n be_v at_o the_o same_o time_n alter_v and_o the_o angle_n of_o articulation_n make_v more_o or_o less_o acute_a by_o that_o animal_n contraction_n and_o the_o segment_n detract_v from_o the_o line_n be_v in_o proportion_n to_o the_o space_n comprehend_v by_o the_o member_n move_v to_o explain_v this_o by_o a_o example_n figure_n vi_o page_n 540_o imagine_v the_o upper_a half_n of_o the_o arm_n from_o the_o shoulder_n to_o the_o elbow_n to_o be_v c_o a_o and_o the_o cubit_n or_o low_a half_o from_o the_o elbow_n to_o the_o hand_n to_o be_v a_o b_o the_o muscle_n bend_v the_o arm_n to_o be_v c_o f_o and_o its_o antagonist_n extend_v the_o arm_n to_o be_v c_o g_o and_o the_o object_n to_o be_v apprehend_v by_o the_o hand_n at_o d._n now_o i_o say_v while_o these_o two_o opposite_a muscle_n c_o f_o and_o c_o g_o remain_z equal_o contract_v the_o appetite_n must_v continue_v unsatisfied_a i._n e._n the_o hand_n can_v be_v bring_v up_o to_o lay_v hold_n of_o the_o object_n desire_v because_o the_o figure_n of_o the_o arm_n or_o angle_n of_o articulation_n be_v keep_v unchanged_a but_o that_o the_o hand_n may_v be_v raise_v to_o the_o object_n at_o d_o it_o be_v necessary_a that_o angle_n be_v make_v more_o acute_a by_o a_o far_a contraction_n of_o the_o muscle_n c_o f_o and_o a_o extension_n of_o its_o antagonist_n c_o g_o in_o proportion_n to_o the_o motion_n of_o the_o line_n b_o d_o and_o because_o that_o angle_n be_v less_o than_o the_o former_a right_a angle_n therefore_o be_v the_o side_n subtend_v it_o also_o proportionate_o less_o or_o short_a according_a to_o the_o six_o proposition_n of_o the_o first_o book_n of_o euclid_n again_o since_o the_o line_n or_o arch_n e_o f_o be_v in_o proportion_n to_o the_o arch_n d_o b_o it_o follow_v that_o just_a so_o much_o be_v detract_v from_o the_o length_n of_o the_o muscle_n bend_v the_o arm_n not_o that_o so_o much_o be_v real_o defalk_v from_o the_o body_n of_o the_o muscle_n because_o then_o the_o muscle_n will_v be_v uncapable_a of_o motion_n ever_o after_o but_o only_o that_o by_o the_o animal_n contraction_n of_o its_o fibre_n it_o be_v make_v so_o much_o short_a the_o line_n c_o f_o that_o be_v before_o straight_o be_v now_o change_v into_o the_o arch_n c_o h_n which_o be_v what_o i_o propose_v to_o myself_o to_o prove_v in_o the_o four_o and_o last_o place_n i_o observe_v that_o notwithstanding_o this_o alteration_n of_o the_o figure_n of_o a_o muscle_n by_o its_o contraction_n yet_o be_v not_o the_o belly_n of_o it_o swell_v or_o augment_v in_o bulk_n as_o have_v be_v believe_v by_o all_o who_o hold_v the_o muscle_n when_o they_o act_v to_o be_v inflate_v as_o it_o be_v by_o a_o gale_n of_o animal_n spirit_n immit_v into_o they_o from_o the_o brain_n but_o on_o the_o contrary_a rather_o lessen_v as_o may_v appear_v from_o the_o experiment_n describe_v by_o dr._n glisson_n the_o ventric_a &_o intestine_a cap._n 8._o numer_n 9_o which_o be_v this_o let_v there_o be_v provide_v a_o tube_n of_o glass_n in_o length_n and_o bear_v capacious_a enough_o to_o hold_v a_o man_n arm_n and_o to_o the_o upper_a orifice_n of_o it_o on_o the_o outside_n affix_v another_o tube_n of_o glass_n of_o about_o a_o inch_n diameter_n in_o the_o boar_n shape_v like_o a_o common_a weatherglass_n only_o with_o a_o wide_a mouth_n like_o a_o tunnel_n so_o as_o the_o low_a end_n may_v open_v into_o the_o great_a tube_n who_o bottom_n be_v firm_o stop_v then_o have_v erect_v both_o tube_n let_v a_o man_n of_o strong_a and_o brawny_a muscle_n thrust_v his_o whole_a naked_a arm_n into_o the_o great_a tube_n up_o to_o the_o very_a shoulder_n about_o which_o the_o orifice_n of_o the_o glass_n must_v be_v close_o lute_v that_o no_o water_n may_v flow_v out_o that_o way_n this_o do_v let_v as_o much_o water_n be_v pour_v in_o by_o the_o tunnel_n as_o both_o glass_n will_v receive_v leave_v only_o a_o little_a space_n at_o the_o top_n of_o the_o lesser_a empty_a in_o fine_a let_v the_o man_n strong_o vigorate_v all_o the_o muscle_n of_o his_o arm_n by_o clinch_a his_o fist_n and_o relax_v they_o again_o by_o turn_n and_o you_o shall_v observe_v that_o when_o he_o vigorate_v his_o muscle_n the_o water_n in_o the_o less_o tube_n will_v sink_v somewhat_o low_o but_o rise_v again_o when_o he_o relax_n they_o whence_o it_o be_v evident_a that_o the_o muscle_n do_v not_o swell_v up_o nor_o be_v inflate_v at_o the_o time_n of_o their_o invigoration_n or_o act_n but_o rather_o be_v minorate_v and_o contract_v in_o all_o their_o three_o dimension_n otherwise_o the_o water_n will_v at_o that_o time_n not_o descend_v but_o ascend_v in_o the_o neck_n of_o the_o tunnel_n good_a reason_n than_o have_v dr._n lower_v to_o affirm_v lib._n the_o cord_n c._n 2._o pag._n 76._o musculum_n in_o omni_fw-la motu_fw-la voluntario_fw-la admodum_fw-la arctè_fw-la &_o in_o sese_fw-la introrsum_fw-la constringi_fw-la minorari_fw-la &_o durescere_fw-la adebque_fw-la motu_fw-la instationi_fw-la prorsus_fw-la contrario_fw-la moveri_fw-la there_o be_v then_o it_o seem_v no_o necessity_n of_o any_o influx_n of_o animal_n or_o vital_a spirit_n to_o puff_n up_o the_o muscle_n when_o they_o act_v but_o that_o their_o fibre_n invigorate_v by_o motion_n begin_v in_o the_o brain_n perform_v their_o work_n by_o simple_a abbreviation_n but_o how_o this_o abbreviation_n can_v be_v make_v without_o augmentation_n of_o the_o muscle_n either_o secundum_fw-la latitudinem_fw-la or_o secundum_fw-la profunditatem_fw-la or_o secundum_fw-la utramque_fw-la in_o proportion_n thereunto_o see_v that_o all_o tensile_n body_n have_v somewhat_o more_o of_o depth_n or_o breadth_n or_o both_o when_o they_o be_v contract_v than_o when_o they_o suffer_v extension_n in_o length_n this_o i_o confess_v i_o do_v no_o more_o comprehend_v than_o i_o do_v how_o the_o soul_n cause_v the_o abbreviation_n itself_o to_o say_v with_o dr._n glisson_n musculorum_fw-la fibres_fw-fr proprio_fw-la vitali_fw-la motu_fw-la se_fw-la abbreviare_fw-la seem_v to_o i_o rather_o to_o far_o entangle_v than_o untie_v the_o gordian_a knot_n amuse_v we_o with_o the_o hypothesis_n of_o natural_a perception_n and_o yet_o not_o solve_v the_o difficulty_n here_o press_v we_o viz._n how_o the_o fibre_n lose_v somewhat_o of_o all_o their_o dimension_n in_o the_o act_n of_o their_o contraction_n or_o abbreviation_n leave_v therefore_o this_o problem_n to_o the_o consideration_n of_o wise_a head_n than_o i_o and_o sit_v down_o content_a with_o my_o ignorance_n lest_o i_o shall_v far_o expose_v it_o i_o have_v to_o a_o conclusion_n reflect_v upon_o what_o have_v be_v say_v we_o may_v easy_o understand_v why_o most_o muscle_n have_v their_o proper_a antagonist_n there_o be_v contrary_a motion_n to_o be_v successive_o perform_v by_o every_o member_n and_o it_o be_v impossible_a that_o one_o and_o the_o same_o instrument_n shall_v serve_v to_o both_o of_o these_o antagonist_n one_o bend_v the_o member_n by_o be_v itself_o contract_v the_o other_o extend_v it_o again_o by_o be_v in_o like_a manner_n contract_v successive_o and_o both_o extend_v each_o other_o alternate_o the_o contract_a muscle_n always_o act_v the_o extend_v always_o suffer_v and_o be_v transfer_v with_o the_o part_n move_v some_o muscle_n there_o be_v that_o have_v no_o antagonist_n because_o they_o need_v none_o such_o be_v all_o circular_a muscle_n the_o reason_n of_o who_o motion_n be_v very_o obvious_a for_o have_v circular_a fibres_n and_o all_o contraction_n be_v necessary_o make_v secundum_fw-la continuitatem_fw-la lineae_fw-la it_o be_v most_o evident_a that_o all_o muscle_n of_o that_o figure_n close_o or_o draw_v together_o the_o part_n to_o which_o they_o be_v affix_v by_o contraction_n of_o their_o fibre_n towards_o their_o centre_n as_o be_v exemplify_v in_o the_o sphincter_n of_o the_o bladder_n and_o fundament_n and_o in_o the_o shutter_n of_o the_o eyelid_n nevertheless_o it_o may_v be_v inquire_v why_o the_o