be_v what_o the_o physician_n call_v the_o myurus_fw-la or_o mouse-tail_n for_o that_o its_o diadrome_n or_o difference_n between_o great_a and_o least_o expansion_n do_v continual_o become_v less_o and_o less_o even_o as_o it_o happen_v in_o pendulum_n once_o remove_v from_o the_o perpendicular_a which_o continue_v their_o motion_n for_o a_o long_a time_n after_o the_o hand_n be_v from_o they_o that_o first_o set_v they_o a-work_o at_o least_o this_o ebullition_n of_o the_o blood_n in_o the_o heart_n seem_v not_o a_o little_a to_o contribute_v to_o the_o continuation_n and_o strengthen_n of_o this_o pulsive_a motion_n in_o contemplation_n of_o this_o orgasmus_fw-la or_o fury_n as_o i_o may_v call_v it_o in_o the_o blood_n issue_v out_o of_o the_o lung_n and_o now_o to_o be_v distribute_v into_o all_o part_n of_o the_o body_n nature_n contrive_v the_o artery_n with_o thick_a and_o double_a coat_n the_o better_a to_o contain_v it_o whereas_o the_o vein_n design_v for_o the_o carry_v it_o back_o again_o to_o the_o heart_n at_o what_o time_n the_o blood_n be_v very_o much_o cool_v and_o tame_v be_v only_o make_v of_o single_a membrane_n as_o be_v sufficient_a now_o to_o hold_v it_o and_o this_o be_v all_o the_o difference_n between_o arterial_a and_o venal_a blood_n 5._o it_o seem_v of_o all_o other_o opinion_n the_o most_o probable_a that_o the_o blood_n when_o arrive_v at_o the_o extremity_n of_o the_o small_a artery_n be_v there_o shed_v upon_o the_o habit_n of_o the_o body_n in_o the_o belly_n or_o fleshy_a part_n of_o every_o muscle_n each_o muscle_n have_v the_o proportion_n or_o likeness_n of_o one_o of_o the_o quarter_n or_o acetabula_fw-la in_o a_o orange_n or_o a_o lemon_n upon_o the_o compression_n of_o which_o either_o by_o local_a or_o tonical_a motion_n it_o be_v not_o hard_a to_o conceive_v how_o the_o blood_n be_v again_o force_v into_o the_o mouth_n of_o the_o vein_n and_o after_o the_o same_o manner_n have_v every_o muscle_n its_o particular_a membrane_n and_o thus_o we_o find_v that_o blood_n issue_v forth_o upon_o prick_v the_o flesh_n in_o any_o place_n although_o it_o can_v be_v imagine_v we_o shall_v always_o prick_v a_o vein_n or_o artery_n or_o we_o must_v conclude_v there_o be_v nothing_o else_o in_o flesh_n but_o a_o multitude_n of_o capillar_n vein_n and_o artery_n which_o be_v absurd_a to_o be_v assert_v 6._o to_o make_v short_a life_n itself_o be_v but_o a_o continuation_n of_o this_o vigorous_a fermentation_n of_o the_o blood_n which_o be_v so_o long_o maintain_v as_o the_o mass_n of_o blood_n be_v keep_v hot_a and_o circulate_v through_o the_o vein_n and_o artery_n and_o if_o do_v by_o those_o mean_n and_o in_o that_o manner_n which_o be_v suitable_a to_o nature_n so_o long_o the_o body_n be_v in_o perfect_a health_n if_o it_o be_v too_o violent_o ferment_v or_o move_v it_o do_v in_o general_a become_v the_o cause_n of_o fever_n and_o other_o acute_a disease_n as_o contrariwise_o if_o the_o fermentation_n be_v too_o weak_a from_o thence_o all_o chronical_a disease_n take_v their_o original_n and_o that_o particular_o according_a to_o the_o several_a irregularity_n that_o may_v happen_v either_o in_o excess_n or_o defect_n in_o this_o fermentation_n and_o circular_a motion_n of_o the_o blood_n we_o descend_v not_o now_o to_o particular_n the_o most_o we_o aim_v at_o in_o this_o treatise_n be_v but_o a_o general_a method_n either_o of_o prevent_v or_o cure_v disease_n after_o a_o way_n not_o yet_o treat_v of_o 7._o since_o the_o discovery_n of_o the_o circulation_n of_o the_o blood_n it_o have_v be_v the_o opinion_n of_o many_o great_a assertous_a of_o it_o that_o where_o the_o indication_n be_v of_o let_v blood_n it_o matter_n not_o out_o of_o what_o vein_n it_o be_v take_v provide_v so_o many_o ounce_n be_v let_v out_o as_o the_o disease_n require_v and_o this_o their_o assertion_n be_v make_v probable_a by_o many_o argument_n allege_v by_o they_o for_o that_o purpose_n and_o but_o for_o the_o tonical_a motion_n of_o the_o habit_n of_o our_o body_n will_v be_v as_o great_a a_o truth_n as_o any_o be_v in_o physic_n but_o the_o tonical_a motion_n of_o the_o part_n once_o admit_v we_o must_v likewise_o grant_v that_o those_o part_n will_v empty_v themselves_o first_o that_o lie_v near_a to_o the_o incision_n as_o well_o for_o that_o there_o be_v less_o strength_n require_v to_o force_v any_o liquor_n to_o a_o short_a than_o a_o long_a distance_n as_o also_o because_o the_o more_o remote_a part_n or_o muscle_n do_v exercise_v a_o kind_n of_o antipraxia_n or_o contranitency_n and_o so_o become_v of_o mutual_a impediment_n one_o to_o the_o other_o whereas_o the_o near_a part_n do_v almost_o immediate_o discharge_v themselves_o upon_o the_o orifice_n or_o incision_n 8._o from_o this_o tonical_a motion_n of_o the_o whole_a body_n it_o happen_v that_o any_o particular_a part_n be_v sometime_o preternatural_o swell_v either_o from_o a_o stroke_n the_o application_n of_o cupping-glass_n or_o general_o any_o other_o cause_n which_o may_v weaken_v the_o tone_n of_o the_o part_n for_o in_o such_o case_n the_o heart_n continue_v its_o motion_n for_o the_o distribution_n of_o the_o mass_n of_o humour_n it_o be_v very_o easy_a to_o conceive_v that_o more_o of_o they_o will_v pass_v into_o that_o part_n where_o least_o resistance_n be_v make_v than_o otherwise_o will_v have_v happen_v have_v the_o part_n continue_v in_o its_o natural_a tone_n and_o vigour_n 9_o from_o hence_o likewise_o the_o reason_n be_v to_o be_v seek_v how_o it_o happen_v in_o let_v blood_n that_o so_o large_a a_o quantity_n shall_v in_o so_o small_a a_o time_n issue_n out_o at_o the_o incision_n make_v in_o one_o vein_n and_o that_o perhaps_o none_o of_o the_o large_a for_o if_o we_o due_o consider_v how_o quick_o a_o man_n may_v bleed_v to_o death_n by_o the_o open_n for_o instance_n of_o a_o vein_n in_o his_o arm_n we_o must_v conclude_v that_o the_o blood_n pass_v not_o much_o fast_o 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that_o there_o will_v in_o such_o case_n be_v about_o one_o half_a of_o his_o blood_n let_v out_o compute_v what_o be_v likewise_o contain_v in_o the_o capillar_n vessel_n and_o what_o remain_v in_o the_o habit_n of_o the_o body_n it_o will_v follow_v either_o that_o the_o whole_a mass_n be_v complete_o circulate_v twenty_o four_o time_n in_o twenty_o four_o hour_n or_o a_o natural_a day_n which_o seem_v a_o little_a too_o often_o or_o that_o the_o blood_n circulate_v much_o fast_o while_o a_o vein_n be_v breathe_v than_o at_o other_o time_n which_o be_v not_o improbable_a or_o that_o a_o man_n may_v continue_v bleed_v long_a than_o half_a a_o hour_n which_o be_v not_o so_o likely_a or_o that_o there_o be_v not_o in_o such_o case_n of_o bleed_v to_o death_n one_o full_a half_a of_o the_o mass_n let_v out_o all_o which_o may_v deserve_v a_o more_o exact_a scrutiny_n but_o must_v now_o be_v leave_v to_o be_v decide_v by_o the_o experiment_n of_o such_o as_o be_v conversant_a in_o the_o dissection_n of_o live_a animal_n 10._o it_o be_v frequent_o see_v in_o horse_n that_o upon_o long_a and_o much_o labour_n they_o lose_v the_o sight_n of_o their_o eye_n nay_o i_o have_v know_v some_o horse_n that_o have_v lose_v one_o or_o both_o eye_n with_o one_o day_n over-straining_a either_o by_o draught_n or_o course_n and_o so_o become_v blind_a of_o a_o sudden_a and_o then_o we_o common_o say_v they_o have_v draw_v their_o eye_n out_o but_o how_o the_o eye_n shall_v suffer_v or_o what_o part_n they_o take_v in_o the_o labour_n or_o violent_a exercise_n of_o the_o body_n be_v not_o so_o easy_o make_v out_o unless_o by_o this_o tonical_a motion_n of_o the_o body_n which_o now_o become_v much_o strengthen_v by_o the_o violent_a local_a motion_n either_o in_o draw_v or_o run_v whereby_o the_o muscle_n
of_o i_o have_v see_v as_o big_a as_o a_o small_a pullet_n egg._n now_o upon_o the_o come_n in_o of_o the_o tide_n the_o water_n rise_v this_o weed_n by_o mean_n of_o the_o say_a bladder_n float_n and_o if_o the_o stone_n be_v not_o too_o heavy_a boy_n it_o up_o and_o hangs_z in_o the_o water_n like_o a_o net_n that_o have_v cork_n and_o lead_n to_o it_o whereupon_o the_o plant_n be_v considerable_o stretch_v and_o again_o upon_o the_o subside_v of_o the_o water_n receive_v its_o nourishment_n as_o in_o the_o former_a instance_n of_o other_o vegetable_n though_o perhaps_o not_o from_o the_o root_n be_v fasten_v to_o a_o stone_n but_o by_o the_o porose_a surface_n of_o its_o body_n and_o last_o that_o there_o be_v much_o air_n disseminated_a through_o the_o body_n of_o animal_n be_v manifest_a from_o their_o food_n herb_n and_o water_n both_o which_o participate_v of_o it_o in_o good_a quantity_n a_o notable_a argument_n whereof_o in_o water_n may_v be_v that_o it_o do_v upon_o such_o easy_a term_n rise_v up_o in_o a_o vapour_n and_o mingle_v its_o minute_n and_o insensible_a part_n with_o the_o air._n for_o as_o the_o water_n grow_v warm_a either_o by_o the_o heat_n of_o the_o sun_n or_o fire_n the_o small_a part_n of_o air_n dilate_v make_v haste_n to_o the_o top_n of_o the_o water_n where_o they_o frame_v themselves_o with_o some_o of_o the_o water_n into_o little_a bubble_n and_o be_v carry_v away_o by_o the_o motion_n of_o the_o air_n or_o medium_fw-la like_o those_o bubble_n make_v by_o child_n with_o soap_n and_o water_n and_o this_o perhaps_o may_v be_v one_o reason_n why_o rain_n water_n be_v better_a for_o plant_n than_o other_o water_n because_o it_o have_v more_o air_n in_o it_o a_o testimony_n whereof_o the_o scale_n may_v afford_v we_o and_o this_o be_v manifest_a in_o wine_n even_o to_o sense_n from_o which_o if_o it_o be_v brisk_a and_o fresh_a and_o pour_v from_o on_o high_a into_o a_o glass_n you_o shall_v first_o see_v a_o great_a number_n of_o little_a bubble_n or_o float_a parcel_n of_o air_n rise_v up_o with_o such_o force_n as_o to_o mount_v near_o a_o foot_n above_o the_o surface_n of_o the_o wine_n but_o it_o be_v not_o enough_o for_o we_o to_o have_v prove_v great_a quantity_n of_o air_n in_o all_o mix_a body_n unless_o it_o be_v at_o the_o same_o time_n allow_v we_o that_o the_o air_n be_v actual_o and_o formal_o there_o as_o in_o the_o medium_fw-la or_o open_a air_n suffer_v nothing_o else_o but_o bare_o a_o imprisonment_n or_o confinement_n only_o which_o be_v already_o sufficient_o make_v out_o by_o the_o use_v late_o assign_v it_o in_o vegetable_n unless_o they_o may_v be_v otherways_o more_o commodious_o explain_v beside_o that_o the_o possibility_n of_o convert_v one_o substance_n into_o another_o be_v yet_o never_o so_o clear_o teach_v as_o to_o become_v intelligible_a and_o have_v at_o this_o day_n but_o few_o asserter_n of_o it_o in_o contemplation_n of_o all_o which_o particular_n and_o that_o the_o air_n alone_o of_o all_o simple_a body_n be_v capable_a of_o dilatation_n and_o constriction_n or_o call_v it_o rarity_n and_o density_n yet_o not_o by_o any_o power_n to_o move_v it_o have_v of_o its_o self_n but_o as_o it_o be_v move_v more_o or_o less_o by_o the_o presence_n or_o absence_n the_o nearness_n or_o remoteness_n of_o the_o sun_n the_o heart_n and_o centre_n of_o this_o worldly_a system_n in_o which_o we_o live_v i_o think_v it_o a_o matter_n worth_a my_o pain_n though_o perhaps_o exceed_v my_o ability_n to_o assay_v whether_o all_o fermentation_n be_v not_o reducible_a to_o this_o simple_a motion_n of_o the_o air_n and_o do_v not_o depend_v on_o it_o as_o on_o a_o general_a and_o more_o universal_a cause_n which_o if_o i_o fail_v not_o in_o it_o will_v be_v no_o very_o difficult_a matter_n to_o reduce_v all_o other_o motion_n in_o the_o world_n to_o that_o of_o fermentation_n and_o probable_o to_o resolve_v many_o hard_a question_n not_o as_o yet_o so_o right_o determine_v but_o because_o contemplation_n of_o this_o kind_n be_v in_o their_o own_o nature_n very_o unprofitable_a if_o not_o reducible_a to_o practice_v i_o have_v as_o well_o as_o i_o can_v apply_v the_o same_o to_o the_o cure_n and_o prevention_n of_o most_o disease_n as_o will_v somewhat_o more_o at_o large_a appear_v by_o the_o ensue_a treatise_n which_o i_o have_v suffer_v to_o undergo_v the_o public_a view_n with_o this_o assurance_n that_o if_o the_o foundation_n i_o build_v on_o fail_v i_o not_o i_o need_v not_o at_o all_o â—â—â—bt_n the_o superstructure_n clarissimi_fw-it viri_fw-la nathan_n henshaw_n m._n d._n opus_fw-la hoc_fw-la mole_n quidem_fw-la exiguum_fw-la sed_fw-la acumine_fw-la erudition_n cum_fw-la variâ_fw-la &_o jucundà _fw-la tum_fw-la utili_fw-la &_o nouà _fw-la succóque_fw-la plenum_fw-la relegimus_fw-la idque_fw-la cunctis_fw-la tam_fw-la medicinae_fw-la non-vulgaris_a quam_fw-la secretioris_fw-la &_o solidioris_fw-la philosophiae_fw-la studiosis_fw-la summoperè_fw-la commendamus_fw-la johannes_n stern_a m._n &_o j.u.d._n &_o m._n professor_n publicus_n in_o academiâ_fw-la dubliniensi_fw-la dat._n è_fw-la collegio_fw-la s._n &_o individ_n trin._n propter_fw-la dublinium_n calend._n julii_n 1664._o chap._n i._o of_o fermentation_n in_o general_n 1._o by_o fermentation_n i_o understand_v that_o motion_n observable_a in_o all_o compound_n or_o mix_v body_n whereby_o the_o order_n and_o situation_n of_o all_o the_o minute_n part_n of_o the_o same_o be_v continual_o change_v as_o well_o in_o respect_n of_o themselves_o as_o of_o the_o whole_a mass_n whereof_o they_o be_v part_n and_o that_o chief_o from_o a_o internal_a cause_n so_o move_v or_o dispose_v they_o without_o the_o local_a motion_n of_o the_o whole_a whether_o the_o same_o be_v accompany_v with_o any_o sensible_a heat_n in_o the_o mass_n so_o ferment_v or_o not_o 2._o that_o such_o a_o motion_n or_o fermentation_n 〈◊〉_d every_o where_o observable_a we_o need_v not_o go_v 〈◊〉_d to_o prove_v if_o we_o consider_v that_o there_o be_v scarce_o any_o thing_n sublunary_a which_o be_v subject_a to_o our_o observation_n that_o continue_v the_o least_o moment_n of_o time_n in_o the_o same_o tenor_n without_o alteration_n which_o if_o not_o observable_a to_o sense_n be_v yet_o find_v to_o be_v so_o with_o as_o little_a reason_n as_o that_o the_o shadow_n upon_o the_o dyal_n continual_o move_v on_o though_o our_o eye_n determine_v not_o till_o after_o some_o minute_n perhaps_o of_o time_n it_o become_v apparent_a that_o the_o shadow_n have_v move_v and_o then_o we_o straight_o conclude_v it_o move_v all_o the_o while_n and_o that_o the_o proportional_a part_n of_o space_n be_v commensurate_a to_o the_o respective_a moment_n in_o which_o the_o shadow_n pass_v from_o one_o term_n to_o the_o other_o if_o therefore_o all_o body_n be_v thus_o move_v or_o ferment_v at_o all_o time_n it_o follow_v that_o the_o doctrine_n of_o fermentation_n according_a to_o our_o acception_n of_o the_o word_n 〈◊〉_d manner_n as_o far_o extend_v as_o that_o of_o 〈◊〉_d itself_o i_o shall_v only_o consider_v it_o so_o 〈◊〉_d as_o it_o seem_v conducible_a and_o subservient_fw-fr to_o those_o noble_a end_n i_o have_v propose_v myself_o in_o this_o treatise_n viz._n the_o continuation_n of_o health_n the_o cure_n of_o disease_n and_o the_o retard_v of_o old_a age_n to_o say_v no_o more_o and_o not_o â—o_o promise_v too_o much_o by_o a_o new_a and_o hitherto_o unheard_a of_o method_n 3_o the_o most_o general_a property_n of_o fermentation_n be_v these_o that_o the_o mass_n so_o ferment_v suffer_v a_o eminent_a alteration_n in_o all_o its_o usual_a way_n of_o affect_v our_o sense_n as_o well_o in_o its_o first_o as_o second_o quality_n they_o be_v either_o exalt_v or_o depress_v they_o be_v sometime_o change_v for_o their_o contrary_n and_o in_o a_o word_n relation_n be_v have_v to_o our_o esteem_n of_o thing_n thus_o ferment_v all_o fermentation_n may_v be_v say_v to_o be_v either_o perfective_a or_o destructive_a though_o in_o itself_o it_o be_v but_o one_o continue_a flux_n as_o for_o instance_n in_o a_o apple_n or_o the_o like_a that_o from_o a_o green_a austere_a bud_n first_o acquire_v its_o due_a perfection_n and_o after_o by_o a_o continuation_n of_o that_o fermentation_n that_o ripen_v it_o at_o last_o arrive_v at_o corruption_n and_o so_o change_v both_o its_o name_n and_o nature_n together_o 4_o another_o eminent_a property_n of_o fermentation_n be_v that_o for_o the_o most_o part_n the_o body_n ferment_v do_v occupy_v more_o space_n than_o the_o same_o do_v before_o which_o be_v very_o evident_a in_o the_o drown_a body_n of_o man_n or_o other_o animal_n which_o though_o at_o first_o they_o go_v to_o the_o bottom_n yet_o after_o a_o certain_a time_n do_v slow_o boy_n themselves_o up_o again_o to_o the_o top_n of_o the_o water_n not_o for_o that_o the_o break_n of_o the_o gall_n become_v the_o
cause_n of_o their_o ascend_n as_o some_o even_o know_v man_n have_v suffer_v themselves_o to_o be_v persuade_v but_o because_o such_o body_n former_o heavy_a than_o water_n quantity_n for_o quantity_n and_o consequent_o apt_a to_o sink_v have_v now_o acquire_v a_o large_a dimension_n while_o they_o however_o increase_v not_o their_o weight_n and_o so_o become_v light_a than_o the_o water_n contain_v in_o the_o like_a space_n be_v protrude_v by_o it_o to_o the_o top_n where_o they_o by_o degree_n swell_v yet_o big_a so_o that_o sometime_o i_o have_v see_v a_o dog_n lie_v with_o more_o than_o one_o half_a of_o his_o body_n above_o the_o surface_n of_o the_o water_n and_o it_o be_v no_o more_o than_o happen_v in_o a_o pound_n of_o glass_n metal_n or_o other_o heavy_a material_a which_o in_o a_o solid_a mass_n sink_v to_o the_o bottom_n but_o if_o blow_a or_o wrought_v into_o a_o bottle_n it_o keep_v the_o top_n of_o the_o water_n all_o which_o together_o with_o the_o reason_n be_v well_o enough_o know_v to_o such_o as_o have_v be_v conversant_a in_o statick_a experiment_n 5_o another_o very_a useful_a property_n of_o fermentation_n be_v that_o while_o it_o separate_v all_o heterogeneous_a part_n it_o leave_v the_o basis_n as_o it_o be_v or_o main_a ingredient_n of_o the_o mass_n clear_a and_o limpid_a if_o not_o hinder_v by_o the_o density_n of_o the_o body_n and_o throw_v off_o two_o recrement_n or_o superfluity_n one_o a_o heavy_a descend_v to_o the_o bottom_n the_o other_o of_o a_o light_a more_o frothy_a substance_n which_o take_v its_o place_n at_o the_o top_n of_o the_o liquor_n as_o be_v manifest_a in_o wine_n cider_n and_o the_o juice_n of_o other_o fruit_n in_o beer_n make_v with_o barley_n and_o the_o decoction_n of_o other_o grain_n first_o mault_v and_o grow_v this_o happen_v not_o in_o bread_n because_o the_o great_a part_n of_o the_o mass_n be_v the_o more_o solid_a the_o less_o or_o watery_a parâ—_n take_v its_o flight_n on_o all_o side_n to_o the_o circumference_n though_o somewhat_o more_o slow_o and_o there_o coagulate_v into_o a_o blue_a mould_n 6._o another_o noble_a property_n of_o fermentation_n be_v that_o it_o exalt_v the_o body_n ferment_v to_o what_o perfection_n it_o be_v capable_a of_o but_o than_o it_o be_v requisite_a that_o the_o body_n ferment_v be_v of_o such_o a_o consistence_n as_o may_v not_o be_v ferment_v too_o fast_o as_o in_o fruit_n upon_o tree_n or_o if_o thin_a that_o it_o be_v close_o stop_v in_o some_o full_a vessel_n as_o all_o kind_n of_o drink_n or_o if_o oâ—_n 〈◊〉_d middle_a consistence_n that_o it_o be_v often_o stir_v which_o be_v observe_v by_o apothecary_n in_o the_o make_n of_o treacle_n and_o other_o such_o composition_n which_o afterward_o will_v keep_v a_o very_a long_a time_n for_o thus_o it_o be_v necessary_a that_o that_o spirit_n as_o we_o will_v call_v it_o for_o the_o present_a which_o ferment_n the_o mass_n be_v for_o a_o while_n detain_v either_o by_o the_o tone_n of_o the_o body_n by_o some_o strong_a vessel_n or_o that_o it_o be_v often_o re-effused_n as_o it_o be_v upon_o its_o body_n that_o so_o by_o its_o long_a difficult_a and_o reiterated_a work_n it_o may_v at_o last_o find_v out_o some_o congruity_n among_o the_o less_o heterogeneous_a part_n and_o cause_v a_o kind_n of_o complanation_n of_o the_o whole_a mass_n and_o itself_o with_o less_o reluctancy_n be_v detain_v in_o the_o body_n or_o mass_n 7._o another_o very_a general_n property_n of_o fermentation_n be_v that_o all_o body_n almost_o by_o it_o at_o last_o become_v acide_fw-la as_o be_v manifest_a in_o all_o liquor_n decoction_n of_o flesh_n or_o herb_n electuary_n sirup_n etc._n etc._n by_o which_o acidity_n i_o understand_v not_o that_o sour_a taste_n observable_a in_o most_o green_a fruit_n which_o be_v rather_o to_o be_v term_v acerbity_n and_o differ_v as_o much_o from_o what_o we_o here_o speak_v of_o as_o agresta_n the_o juice_n of_o green_a grape_n express_v do_v from_o vinegar_n 8._o in_o the_o next_o place_n let_v we_o brief_o consider_v the_o cause_n of_o fermentation_n the_o most_o immediate_a of_o which_o seem_v to_o be_v the_o air_n contain_v in_o every_o mix_a body_n for_o as_o i_o note_v before_o all_o body_n ferment_v do_v occupy_v a_o large_a room_n than_o they_o do_v before_o fermentation_n which_o can_v be_v due_o ascribe_v to_o any_o other_o ingredient_n in_o mix_a body_n than_o to_o the_o air_n for_o that_o it_o have_v not_o yet_o be_v find_v by_o sufficient_a experiment_n that_o any_o body_n whatsoever_o be_v capable_a of_o rarifaction_n and_o condensation_n or_o dilation_n and_o construction_n beside_o air_n as_o for_o leaf_n gold_n what_o it_o get_v in_o one_o dimension_n it_o lose_v in_o the_o other_o and_o all_o the_o part_n of_o gold_n calcine_v do_v but_o equal_a the_o mass_n they_o be_v make_v of_o no_o more_o than_o if_o the_o same_o have_v be_v reduce_v to_o a_o impalpable_a powder_n by_o mean_n of_o a_o very_a fine_a file_n the_o same_o be_v to_o be_v understand_v of_o water_n evaporate_v by_o heat_n which_o be_v only_o a_o comminution_n of_o it_o into_o exceed_v small_a part_n and_o no_o way_n a_o conversion_n of_o it_o into_o air_n as_o have_v be_v former_o receive_v which_o be_v from_o hence_o evidence_v that_o such_o vapour_n by_o the_o alembic_n be_v again_o reducible_a to_o the_o same_o liquor_n from_o whence_o they_o be_v first_o raise_v viz._n into_o rosewater_n or_o spirit_n of_o wine_n which_o be_v no_o more_o possible_a if_o they_o have_v be_v real_o convert_v into_o air_n then_o out_o of_o common_a air_n to_o draw_v rose-water_n or_o spirit_n of_o wine_n and_o if_o water_n or_o milk_n or_o other_o liquor_n take_v up_o more_o room_n when_o boil_a on_o the_o fire_n than_o they_o do_v cold_a it_o be_v by_o reason_n that_o the_o particle_n of_o air_n formerly_z not_o visible_a be_v now_o considerable_o dilate_v so_o as_o to_o become_v observable_a to_o the_o eye_n 9_o as_o the_o air_n contain_v in_o mix_a body_n be_v the_o most_o immediate_a efficient_a cause_n of_o fermentation_n so_o it_o need_v exciting_a and_o actuate_a for_o the_o most_o part_n as_o well_o by_o the_o temper_n and_o tone_n of_o the_o medium_fw-la as_o from_o the_o addition_n of_o this_o or_o that_o particular_a ferment_n as_o of_o leven_a yeast_n renet_n or_o the_o like_a of_o which_o perhaps_o we_o shall_v have_v far_a occasion_n to_o speak_v more_o hereafter_o and_o at_o present_a only_o consider_v how_o the_o medium_fw-la especial_o the_o ambient_fw-la air_n excite_v the_o internal_a air_n in_o the_o work_n of_o fermentation_n 10._o by_o the_o tone_n of_o the_o air_n i_o understand_v the_o measure_n of_o its_o rarity_n and_o density_n and_o especial_o its_o reciprocation_n or_o frequent_a access_n and_o recess_n to_o this_o or_o that_o degree_n of_o rarity_n and_o density_n now_o that_o one_o air_n be_v rare_a than_o another_o as_o that_o of_o hill_n then_o that_o of_o the_o valley_n that_o of_o southern_a region_n then_o that_o of_o the_o more_o northern_a be_v i_o think_v a_o undoubted_a truth_n also_o that_o the_o air_n of_o every_o particular_a place_n be_v sometime_o rare_a sometime_o denser_n according_a to_o the_o several_a season_n of_o the_o year_n time_n of_o the_o day_n and_o night_n etc._n etc._n need_v no_o other_o proof_n then_o that_o of_o the_o weatherglass_n by_o the_o temperature_n of_o the_o air_n i_o mean_v its_o degree_n and_o difference_n of_o heat_n and_o cold_a which_o admit_v of_o the_o same_o consideration_n of_o place_n and_o time_n as_o before_o and_o be_v not_o only_o prove_v by_o the_o weatherglass_n but_o even_o by_o sense_n itself_o 11._o the_o manner_n how_o the_o ambient_fw-la work_v upon_o the_o internal_a air_n in_o mix_a body_n be_v the_o same_o with_o that_o of_o the_o weatherglass_n where_o the_o enclose_a air_n be_v rarify_v and_o condense_a heat_a and_o cool_v according_o as_o the_o medium_fw-la be_v affect_v so_o in_o body_n ferment_v especial_o liquor_n the_o imperceptible_a particle_n of_o air_n be_v gentle_o and_o by_o degree_n dilate_v become_v the_o cause_n that_o the_o whole_a mass_n do_v occupy_v more_o and_o more_o room_n or_o increase_v its_o dimension_n under_o the_o same_o weight_n whereupon_o this_o effect_n immediate_o follow_v that_o several_a heterogeneous_a particle_n which_o before_o float_v in_o the_o liquor_n and_o be_v as_o i_o may_v say_v equilibrous_a with_o the_o same_o do_v now_o gentle_o descend_v towards_o the_o bottom_n in_o order_n according_a to_o their_o weight_n the_o small_a particle_n of_o air_n in_o the_o mean_a while_n be_v more_o and_o more_o dilate_a do_v together_o with_o the_o more_o viscous_a part_n of_o the_o liquor_n of_o which_o they_o form_v themselves_o coat_n or_o integument_n gentle_o ascend_v to_o the_o top_n of_o the_o mass_n where_o
to_o drink_v as_o the_o last_o mean_v leave_v to_o preserve_v their_o life_n which_o practice_n as_o it_o can_v replenish_v the_o vein_n to_o that_o measure_n it_o already_o empty_v they_o so_o it_o evident_o conclude_v that_o emptiness_n of_o the_o vessel_n be_v not_o the_o true_a cause_n of_o perish_v for_o want_n of_o food_n much_o less_o can_v the_o continuation_n of_o suction_n from_o the_o exhaust_a vessel_n to_o the_o stomach_n be_v the_o cause_n of_o hunger_n for_o first_o such_o hunger_n can_v not_o be_v immediate_o appease_v after_o eat_v the_o vessel_n receive_v no_o part_n thereof_o till_o a_o considerable_a time_n after_o when_o distribution_n begin_v to_o succeed_v concoction_n as_o be_v well_o know_v and_o confess_v second_o it_o will_v appear_v to_o such_o as_o shall_v due_o consider_v it_o that_o the_o vessel_n or_o vein_n be_v then_o full_a when_o the_o stomach_n be_v empty_a &_o è_fw-la contra_fw-la the_o empty_n of_o the_o stomach_n begin_v with_o the_o fill_n of_o the_o gut_n and_o vein_n nor_o shall_v we_o need_v other_o argument_n against_o this_o suction_n though_o it_o be_v easy_a to_o charge_v it_o with_o more_o difficulty_n than_o that_o the_o owner_n of_o it_o will_v be_v force_v to_o prove_v there_o be_v some_o such_o power_n of_o move_v by_o attraction_n draw_v or_o suction_n which_o will_v be_v a_o hard_a matter_n than_o it_o appear_v at_o first_o sight_n though_o as_o not_o make_v to_o our_o present_a purpose_n i_o shall_v not_o determine_v aught_o concern_v it_o 3._o in_o confirmation_n of_o this_o our_o assertion_n viz._n that_o the_o concoction_n of_o the_o stomach_n be_v a_o kind_n of_o fermentation_n it_o will_v not_o bâ—_n amiss_o to_o show_v the_o reason_n of_o some_o circumstance_n of_o it_o and_o first_o concern_v that_o preparation_n which_o meat_n receive_v in_o the_o mouth_n by_o chew_v or_o jaw_v of_o it_o which_o be_v rather_o a_o bruise_a than_o mince_v and_o it_o be_v a_o common_a observation_n that_o flesh_n mince_v very_o small_a be_v of_o much_o hard_a concoction_n than_o if_o eat_v by_o big_a piece_n and_o a_o sufficient_a reason_n be_v withal_o assign_v that_o meat_n mince_v slip_v down_o into_o the_o stomach_n before_o it_o be_v due_o masticated_a or_o chew_v which_o be_v so_o necessary_a a_o antecedent_n of_o concoction_n that_o the_o arabian_a physician_n be_v wont_a to_o say_v that_o he_o that_o chaw_v not_o his_o meat_n well_o hate_v his_o own_o soul_n now_o that_o any_o thing_n bruise_v will_v soon_o after_o corrupt_v be_v evident_a in_o all_o fruit_n which_o will_v soon_o putrisie_n after_o bruise_v than_o if_o they_o be_v cut_v with_o a_o sharp_a knife_n into_o many_o piece_n thus_o a_o flesh-wound_n make_v without_o bruise_v will_v common_o heal_v again_o with_o little_a or_o no_o corruption_n but_o not_o if_o the_o part_n be_v bruise_v at_o the_o same_o time_n thus_o the_o common_a practice_n be_v to_o bruise_v whitloe_n to_o ripen_v and_o break_v they_o the_o soon_o and_o thus_o to_o conclude_v our_o meat_n by_o be_v bruiâ—ed_v become_v of_o much_o easy_a and_o speedy_a concoction_n which_o seem_v to_o be_v the_o reason_n why_o nature_n have_v give_v to_o most_o creature_n namely_o dog_n wolf_n swine_n fox_n etc._n etc._n three_o sort_n of_o tooth_n to_o wit_n tusk_n to_o kill_v their_o prey_n with_o sharp_a foretooth_n or_o cutter_n wherewith_o they_o tear_v it_o into_o small_a piece_n and_o last_o grinder_n to_o chew_v and_o bruise_v it_o the_o better_a to_o prepare_v it_o for_o the_o stomach_n bird_n seem_v to_o grind_v their_o meat_n in_o their_o gizard_n after_o it_o be_v first_o well_o soak_v in_o their_o crap_n for_o which_o purpose_n they_o pick_v up_o sharp_a stone_n and_o their_o stomach_n be_v make_v of_o two_o large_a muscle_n one_o on_o either_o side_n the_o chief_a instrument_n in_o this_o work_n of_o moliture_n or_o grind_v the_o locusta_n or_o lobster_n have_v his_o tooth_n place_v in_o his_o stomach_n and_o so_o have_v the_o rest_n of_o that_o kind_n which_o they_o employ_v for_o the_o same_o purpose_n 4._o our_o next_o observation_n shall_v be_v upon_o two_o rule_n of_o diet_n common_o give_v by_o physician_n the_o one_o be_v that_o we_o shall_v not_o put_v new_a meat_n into_o our_o stomach_n till_o after_o a_o perfect_a digestion_n of_o what_o be_v eat_v the_o meal_n before_o the_o reason_n of_o which_o rule_n seem_v to_o be_v this_o that_o it_o be_v necessary_a thâ—_n stomach_n shall_v continue_v some_o time_n empty_a that_o so_o the_o fracid_a tincture_n or_o small_a corrupt_v remain_v portion_n of_o the_o former_a meat_n may_v have_v acquire_v its_o due_a acidity_n whereby_o it_o may_v the_o better_o help_v the_o succeed_a fermentation_n or_o concoction_n and_o it_o be_v no_o more_o than_o if_o you_o shall_v advise_v the_o housewife_n not_o to_o make_v any_o new_a bread_n till_o the_o leven_n be_v grow_v ripe_a or_o sour_a enough_o to_o leven_a and_o ferment_n the_o mass_n of_o dough._n the_o second_o rule_n be_v that_o we_o shall_v leave_v eat_v with_o some_o small_a appetite_n to_o eat_v on_o or_o that_o we_o shall_v rise_v from_o table_n with_o a_o appetite_n the_o reason_n be_v almost_o the_o same_o with_o the_o former_a and_o may_v well_o be_v illustrate_v by_o the_o same_o instance_n which_o be_v that_o it_o be_v requisite_a the_o leven_n shall_v bear_v some_o just_a proportion_n to_o the_o mass_n it_o be_v to_o ferment_n thus_o if_o we_o rise_v with_o a_o appetite_n it_o will_v appear_v that_o we_o have_v not_o overcharge_v this_o ferment_n of_o our_o stomach_n for_o appetite_n be_v as_o be_v say_v a_o sense_n of_o pain_n cause_v by_o the_o sharpness_n of_o this_o acid_a ferment_n it_o follow_v that_o this_o acidity_n be_v not_o yet_o quite_o obscure_v by_o the_o late_a mixture_n of_o good_a and_o consequent_o the_o stomach_n not_o charge_v with_o more_o than_o may_v be_v well_o digest_v at_o once_o by_o 〈◊〉_d and_o these_o be_v rule_n very_o fit_a to_o be_v observe_v as_o well_o by_o those_o which_o be_v of_o a_o more_o robu_v nature_n as_o of_o they_o especial_o who_o have_v weak_a stomach_n and_o find_v themselves_o indispose_v after_o eat_v 5._o it_o be_v further_o advise_v by_o some_o physician_n that_o such_o as_o have_v weak_a stomach_n shall_v forbear_v drink_v till_o they_o have_v near_o dine_v and_o we_o common_o observe_v that_o drink_v just_a before_o dinner_n spoil_v our_o eat_n which_o it_o do_v by_o dilute_v this_o ferment_n of_o the_o stomach_n whereupon_o the_o sense_n of_o pain_n and_o consequent_o hunger_n abate_v very_o much_o or_o quite_o cease_v for_o a_o time_n and_o it_o be_v usual_o see_v that_o they_o who_o be_v great_a drinker_n be_v bad_a trencher-man_n and_o that_o as_o well_o for_o that_o much_o drink_v relax_n the_o tone_n and_o extenuate_v the_o coat_n of_o the_o stomach_n as_o more_o especial_o for_o that_o it_o wash_v away_o by_o little_a and_o little_a all_o this_o fracid_a tincture_n or_o sour_a ferment_n of_o the_o membrane_n thereof_o which_o be_v as_o well_o the_o cause_n of_o concoction_n as_o of_o appetite_n or_o hunger_n 6._o bull_n blood_n drink_v be_v find_v a_o present_a poison_n by_o the_o ancient_n and_o milk_n take_v plentiful_o and_o after_o curdle_v on_o the_o stomach_n have_v often_o be_v the_o cause_n of_o great_a and_o mortal_a surfeit_n the_o reason_n of_o both_o be_v the_o same_o for_o that_o both_o blood_n and_o milk_n be_v curdle_v and_o bring_v into_o one_o hard_a lump_n become_v insuperable_a to_o the_o stomach_n whereas_o if_o the_o same_o be_v suffer_v to_o coagulate_v before_o they_o be_v eat_v and_o break_v into_o small_a part_n they_o will_v have_v no_o such_o effect_n and_o instead_o of_o poison_v will_v afford_v a_o indifferent_a good_a nourishment_n to_o the_o body_n so_o far_o seem_v helmont_n to_o have_v miss_v the_o mark_n when_o he_o say_v the_o cause_n of_o this_o poison_n be_v imago_fw-la irae_fw-la in_o sanguine_a taurino_n and_o i_o doubt_v not_o but_o a_o lump_n of_o beef_n or_o a_o piece_n of_o cheese_n of_o the_o same_o bigness_n whole_a in_o the_o stomach_n will_v as_o sure_o poison_v if_o not_o more_o effectual_o and_o this_o may_v far_o confirm_v what_o be_v say_v in_o the_o three_o paragraph_n of_o prepare_v our_o food_n by_o chaw_v etc._n etc._n 7._o the_o inward_a membrane_n or_o skin_n of_o the_o gizard_n of_o most_o bird_n especial_o such_o as_o feed_v on_o corn_n prepare_v by_o dry_v and_o powder_v they_o be_v hold_v a_o great_a help_n to_o concoction_n now_o the_o acidity_n of_o they_o be_v very_o manifest_a and_o no_o doubt_n they_o do_v no_o otherwise_o comfort_v our_o stomach_n than_o by_o increase_a and_o corroborate_n that_o ferment_n so_o often_o mention_v thus_o the_o dung_n of_o several_a animal_n prepare_v namely_o of_o wolf_n dog_n peacock_n etc._n
their_o burden_n and_o in_o case_n of_o hang_v or_o strangle_v let_v of_o blood_n in_o great_a quantity_n have_v sometime_o save_v man_n life_n that_o have_v be_v execute_v and_o this_o by_o no_o other_o way_n that_o i_o can_v think_v of_o than_o by_o help_v to_o discharge_v the_o lung_n of_o their_o oppression_n as_o have_v be_v already_o say_v 8._o and_o thus_o we_o have_v if_o our_o opinion_n fail_v we_o not_o discover_v the_o true_a use_n of_o respiration_n we_o have_v also_o of_o consequence_n free_v the_o heart_n of_o almost_o one_o half_a of_o the_o task_n impose_v on_o it_o by_o the_o modern_a physician_n for_o since_o the_o circulation_n of_o the_o blood_n consist_v of_o two_o part_n viz._n first_o the_o convey_v it_o from_o the_o heart_n or_o centre_n to_o the_o rest_n of_o the_o body_n as_o to_o a_o kind_n of_o natural_a circumference_n and_o second_o the_o return_v or_o bring_v back_o of_o the_o blood_n again_o to_o the_o heart_n the_o first_o part_n we_o conceive_v to_o be_v the_o office_n of_o the_o heart_n the_o second_o part_n seem_v to_o be_v the_o work_n of_o every_o particular_a member_n to_o discharge_v itself_o of_o its_o own_o superfluity_n for_o which_o purpose_n nature_n have_v endue_v they_o with_o a_o tone_n or_o tonical_a motion_n sufficient_a for_o that_o service_n the_o lung_n only_o except_v wherein_o nature_n have_v worthy_o employ_v her_o industry_n by_o the_o additional_a contrivance_n of_o respiration_n through_o the_o assistance_n of_o the_o diaphragme_n which_o labour_n of_o the_o lung_n in_o respiration_n for_o the_o return_v of_o the_o blood_n to_o the_o left_a ventricle_n of_o the_o heart_n seem_v to_o equal_v that_o of_o the_o tone_n or_o tonical_a motion_n of_o all_o the_o other_o part_n of_o the_o body_n for_o the_o lung_n convey_v the_o same_o quantity_n with_o all_o the_o rest_n that_o be_v to_o say_v the_o whole_a mass_n of_o blood_n through_o they_o and_o that_o in_o as_o little_a time_n as_o the_o same_o pass_v through_o the_o rest_n of_o the_o body_n and_o if_o it_o carry_v it_o not_o so_o far_o it_o move_v â—t_a so_o much_o the_o fast_o and_o so_o we_o shall_v have_v entitle_v the_o lung_n to_o one_o full_a quarter_n part_n of_o this_o work_n of_o the_o circulation_n of_o the_o blood_n leave_v a_o other_o quarter_n to_o the_o tonical_a motion_n of_o the_o body_n and_o the_o first_o and_o worthy_a half_n of_o dispense_n blood_n and_o life_n through_o the_o whole_a body_n to_o the_o heart_n as_o its_o proper_a office_n and_o duty_n what_o part_n the_o lung_n may_v just_o claim_v to_o themselves_o in_o the_o business_n of_o sanguification_n we_o shall_v more_o convenient_o find_v place_n to_o consider_v of_o in_o the_o follow_a chapter_n chap._n iu._n of_o sanguification_n 1._o the_o chyle_n when_o separate_v from_o the_o remain_v unprofitable_a part_n of_o our_o aliment_n be_v by_o proper_a vessel_n of_o its_o own_o the_o discovery_n of_o modern_a anatomist_n convey_v direct_o into_o the_o subclavial_a vein_n and_o from_o thence_o into_o the_o right_a ventricle_n of_o the_o heart_n where_o it_o be_v mingle_v with_o a_o large_a quantity_n of_o blood_n returning_z home_n by_o the_o great_a vein_n together_o with_o which_o it_o be_v immediate_o transmit_v to_o the_o lung_n where_o though_o it_o make_v great_a haste_n through_o and_o move_v very_o impetuous_o as_o have_v be_v say_v yet_o by_o reason_n of_o the_o length_n of_o the_o way_n it_o continue_v a_o considerable_a time_n and_o be_v more_o perfect_o mingle_v with_o the_o blood_n and_o wrought_v up_o together_o with_o it_o into_o one_o mass_n and_o at_o the_o same_o time_n acquire_v both_o the_o name_n and_o form_n of_o blood_n as_o physician_n term_v it_o and_o so_o be_v fit_v for_o the_o heart_n from_o thence_o to_o be_v distribute_v to_o the_o rest_n of_o the_o body_n where_o after_o what_o manner_n it_o be_v circulate_v we_o say_v not_o as_o a_o thing_n already_o sufficient_o know_v and_o whereof_o we_o have_v deliver_v our_o sense_n already_o 2._o that_o chyle_n be_v very_o easy_o mix_v with_o blood_n be_v evident_a for_o that_o it_o be_v the_o matter_n whereof_o all_o blood_n be_v make_v by_o a_o far_a continuation_n of_o that_o fermentation_n or_o concoction_n begin_v on_o it_o in_o the_o stomach_n nor_o yet_o be_v the_o proportion_n so_o great_a between_o they_o but_o that_o upon_o mingle_v the_o dissimilitude_n of_o part_n become_v immediate_o the_o cause_n of_o a_o extraordinary_a ebullition_n which_o be_v very_o much_o increase_v by_o the_o reciprocal_a motion_n of_o the_o lung_n whereby_o the_o blood_n be_v wrought_v almost_o all_o into_o a_o froth_n or_o foam_n by_o that_o time_n it_o get_v into_o the_o left_a ventricle_n of_o the_o heart_n which_o sudden_a excess_n of_o heat_n be_v not_o unlike_o what_o happen_v upon_o the_o mingle_v several_a chemical_a liquor_n together_o as_o spirit_n of_o wine_n and_o spirit_n of_o turpentine_n and_o other_o such_o like_a where_o the_o heat_n become_v so_o great_a that_o it_o often_o endanger_v the_o vessel_n they_o be_v contain_v in_o and_o this_o be_v the_o cause_n of_o that_o heat_n a_o while_n after_o meal_n discernible_a in_o hectical_a person_n and_o other_o otherwise_o affect_v and_o which_o in_o many_o appear_v by_o flushing_n in_o the_o face_n now_o that_o the_o blood_n be_v wrought_v up_o to_o that_o froth_n we_o speak_v of_o during_o its_o passage_n through_o the_o lung_n be_v not_o only_o suitable_a to_o reason_n but_o appear_v most_o evident_o in_o those_o sanguine_a excretion_n from_o the_o lung_n which_o happen_v in_o consumptive_a person_n nor_o do_v that_o frothiness_n then_o observable_a proceed_v from_o the_o mingle_n with_o it_o the_o air_n we_o breath_n for_o that_o at_o one_o breathe_v out_o or_o expiration_n can_v not_o be_v sufficient_o perform_v 3._o the_o blood_n by_o several_a very_o learned_a man_n have_v not_o unapt_o be_v compare_v to_o wine_n and_o in_o my_o opinion_n the_o chyle_n may_v as_o proper_o be_v liken_v to_o the_o juice_n new_o press_v out_o of_o the_o grape_n which_o if_o it_o be_v by_o certain_a interval_n in_o a_o due_a proportion_n pour_v gentle_o into_o new_a wine_n or_o must_v as_o it_o begin_v to_o cool_v will_v again_o renew_v its_o ebullition_n and_o continue_v the_o warmth_n of_o it_o to_o what_o degree_n be_v requisite_a and_o that_o so_o long_o as_o this_o practice_n shall_v be_v continue_v and_o from_o this_o illustration_n may_v be_v clear_o gather_v the_o necessity_n and_o use_n of_o eat_v at_o least_o within_o certain_a period_n or_o interval_n to_o wit_n that_o by_o the_o frequent_a affusion_n of_o chyle_n the_o blood_n may_v again_o recover_v its_o motion_n warmth_n and_o vigour_n without_o which_o supply_n it_o will_v soon_o languish_v cool_a and_o congeal_v and_o consequent_o death_n ensue_v now_o that_o the_o lung_n be_v indeed_o the_o principal_a officina_fw-la sanguinis_fw-la may_v be_v far_o collect_v from_o consumption_n of_o the_o lung_n wherein_o all_o part_n of_o the_o body_n be_v so_o sudden_o extenuate_v by_o the_o affection_n of_o the_o part_n 4._o it_o be_v probable_a that_o the_o blood_n during_o its_o stay_n in_o the_o lung_n do_v not_o actual_o dilate_v itself_o and_o rise_v into_o froth_n but_o only_o acquire_v a_o aptness_n so_o to_o do_v as_o soon_o as_o it_o be_v at_o a_o little_a more_o liberty_n as_o appear_v in_o blood_n spit_v out_o of_o they_o and_o consequent_o when_o it_o fall_v into_o the_o left_a ventricle_n of_o the_o heart_n it_o immediate_o dilate_v itself_o with_o great_a force_n in_o the_o manner_n of_o bottle_a beer_n and_o in_o this_o manner_n do_v for_o aught_o i_o know_v in_o great_a part_n become_v the_o cause_n of_o the_o diastole_n or_o expansion_n of_o the_o heart_n which_o be_v extend_v beyond_o its_o due_a and_o natural_a situation_n do_v again_o violent_o contract_v itself_o by_o a_o power_n almost_o all_o body_n have_v of_o restore_v themselves_o and_o which_o we_o call_v the_o tone_n or_o tonical_a motion_n and_o as_o we_o observe_v in_o a_o switch_n bow_v down_o or_o in_o a_o pendulum_n remove_v out_o of_o its_o place_n that_o they_o return_v beyond_o the_o perpendicular_a so_o it_o fare_v in_o this_o motion_n of_o the_o heart_n whereby_o it_o be_v again_o more_o contract_v than_o be_v natural_a to_o it_o and_o so_o of_o itself_o return_v again_o to_o expand_v itself_o and_o be_v again_o violent_o distend_v as_o before_o by_o the_o influx_n of_o more_o spumy_a blood_n from_o the_o lung_n now_o though_o it_o may_v be_v object_v that_o the_o pulse_n in_o the_o heart_n continue_v many_o time_n a_o long_a while_n after_o it_o be_v take_v out_o of_o the_o body_n and_o when_o there_o be_v no_o long_o any_o such_o influx_n to_o be_v pretend_v as_o the_o cause_n of_o it_o to_o this_o i_o answer_v that_o such_o pulse_n
obtain_v a_o air_n in_o it_o of_o what_o rarity_n or_o density_n you_o please_v the_o measure_n of_o which_o variety_n that_o you_o may_v the_o more_o exact_o take_v a_o account_n of_o and_o that_o there_o may_v be_v very_o little_a or_o no_o mistake_n in_o the_o use_n of_o this_o chamber_n it_o will_v be_v absolute_o necessary_a to_o have_v constant_o with_o you_o a_o large_a weatherglass_n and_o you_o may_v likewise_o have_v a_o tub_n of_o glass_n of_o some_o forty_o inch_n long_o fill_v with_o quicksilver_n and_o invert_v into_o a_o little_a earthen_a or_o wooden_a vessel_n half_o fill_v with_o a_o quantity_n of_o the_o same_o material_a after_o the_o manner_n of_o the_o torricellian_a experiment_n and_o these_o be_v to_o serve_v you_o for_o register_n for_o by_o the_o ascent_n and_o descent_n of_o the_o water_n in_o the_o weatherglass_n will_v be_v note_v to_o you_o by_o the_o degree_n on_o the_o neck_n of_o the_o glass_n in_o what_o proportion_n you_o have_v either_o rarify_v or_o condense_v the_o air_n within_o the_o room_n and_o you_o may_v by_o help_n of_o it_o rectify_v the_o tone_n of_o the_o air_n to_o what_o degree_n be_v requisite_a or_o enjoin_v the_o use_n of_o the_o quick_a silver_n tub_n be_v the_o very_a same_o but_o will_v not_o give_v so_o exact_a a_o account_n of_o every_o small_a difference_n as_o the_o former_a by_o reason_n of_o the_o small_a quantity_n of_o air_n contain_v in_o it_o but_o yet_o will_v not_o want_v its_o use_n in_o other_o experiment_n not_o relate_v to_o physic_n which_o i_o shall_v not_o here_o touch_v upon_o as_o too_o remote_a from_o what_o we_o here_o handle_v such_o therefore_o as_o employ_v this_o contrivance_n only_o in_o relation_n to_o their_o health_n may_v content_v themselves_o with_o a_o weatherglass_n which_o will_v prove_v much_o a_o exacter_n register_n than_o the_o quicksilver_n tub_n as_o have_v be_v already_o show_v 11._o as_o to_o the_o particular_a application_n of_o the_o use_n of_o the_o new_o describe_v domicilium_fw-la or_o air-chamber_n it_o will_v not_o be_v amiss_o to_o repeat_v what_o we_o before_o assert_v in_o the_o precedent_a chapter_n namely_o that_o as_o health_n itself_o be_v maintain_v by_o a_o due_a and_o suitable_a fermentation_n of_o the_o humour_n in_o our_o body_n and_o that_o within_o a_o certain_a latitude_n so_o if_o the_o irregularity_n of_o the_o say_a motion_n or_o fermentation_n be_v great_a enough_o to_o become_v the_o cause_n of_o the_o manifest_a abolition_n or_o weaken_v only_o of_o any_o action_n of_o our_o body_n the_o party_n so_o affect_v be_v say_v to_o be_v sick_a or_o disease_v and_o as_o all_o disease_n may_v be_v divide_v into_o acute_a whereto_o be_v those_o of_o short_a continuance_n to_o be_v refer_v though_o they_o be_v not_o usual_o term_v acute_a take_v the_o word_n more_o strict_o and_o chronical_a affection_n or_o else_o which_o come_v to_o the_o same_o thing_n they_o may_v proper_o enough_o be_v divide_v into_o disease_n participate_v of_o heat_n or_o of_o cold_a the_o former_a of_o which_o we_o have_v already_o define_v to_o depend_v upon_o such_o a_o irregular_a fermentation_n of_o the_o blood_n and_o mass_n of_o humour_n wherein_o the_o same_o be_v more_o violent_o move_v than_o be_v consistent_a with_o health_n of_o which_o kind_n be_v all_o continual_a and_o intermittent_a fever_n all_o inflammation_n most_o flux_n and_o several_a other_o distemper_n and_o contrariwise_o all_o chronical_a or_o cold_a affection_n seem_v to_o depend_v upon_o such_o a_o irregularity_n of_o the_o foresay_a fermentation_n whereby_o the_o humour_n be_v not_o so_o sufficient_o move_v and_o agitate_a as_o be_v requisite_a to_o health_n of_o which_o kind_n be_v the_o scurvy_a the_o rickets_o all_o dropsy_n some_o flux_n most_o affection_n of_o the_o spleen_n and_o probable_o the_o gout_n and_o other_o arthritical_a distemper_n now_o the_o method_n of_o use_v this_o domicil_n or_o air-chamber_n in_o general_a will_v be_v this_o that_o where_o the_o disease_n seem_v to_o depend_v upon_o a_o deficient_a fermentation_n of_o the_o humour_n in_o such_o case_n the_o patient_n be_v put_v into_o the_o say_a chamber_n and_o the_o door_n close_o shut_v shall_v by_o degree_n discharge_v the_o same_o or_o force_v the_o air_n out_o till_o have_v considerable_o alter_v the_o tone_n and_o rarefy_v what_o remain_v he_o still_o find_v himself_o to_o breath_n free_o or_o at_o least_o with_o no_o great_a difficulty_n at_o what_o time_n he_o may_v observe_v how_o low_o the_o water_n be_v descend_v in_o his_o register_n or_o weatherglass_n which_o will_v show_v he_o how_o far_o he_o may_v safe_o at_o another_o time_n discharge_v the_o air_n without_o danger_n of_o cramp_v which_o use_v to_o ensue_v if_o the_o air_n be_v too_o exceed_o rarify_v on_o the_o other_o side_n if_o the_o disease_n be_v acute_a and_o seem_v to_o depend_v upon_o the_o too_o violent_a fermentation_n of_o the_o humour_n than_o it_o be_v necessary_a the_o chamber_n be_v well_o charge_v with_o air_n to_o what_o degree_n of_o toleration_n shall_v seem_v convenient_a and_o here_o we_o be_v principal_o to_o provide_v that_o no_o difficulty_n of_o breathe_v ensue_v which_o often_o happen_v in_o this_o practice_n of_o condense_a than_o attenuate_v air_n now_o the_o term_n of_o the_o patient_n continuance_n in_o the_o chamber_n at_o one_o time_n be_v to_o be_v define_v in_o chronical_a disease_n as_o well_o from_o his_o own_o occasion_n as_o other_o circumstance_n and_o general_o two_o three_o or_o more_o hour_n may_v seem_v sufficient_a and_o that_o especial_o in_o the_o morning_n when_o the_o use_n of_o other_o remedy_n be_v find_v most_o conducible_a but_o in_o acute_a disease_n it_o shall_v seem_v necessary_a that_o the_o patient_n continue_v in_o the_o say_a chamber_n during_o the_o whole_a course_n of_o the_o disease_n and_o that_o the_o tone_n of_o the_o air_n be_v prudent_o alter_v after_o the_o direction_n of_o some_o able_a physician_n according_a as_o the_o time_n of_o the_o disease_n shall_v seem_v to_o require_v especial_o in_o intermittent_a fever_n where_o the_o time_n of_o the_o whole_a paroxysm_n must_v be_v spend_v in_o the_o chamber_n and_o the_o cold_a fit_n require_v to_o be_v treat_v as_o a_o cold_a disease_n with_o rarify_n the_o air_n as_o the_o hot_a fit_a by_o condense_v it_o which_o must_v be_v careful_o observe_v now_o though_o there_o may_v be_v many_o disease_n as_o the_o stone_n the_o french_a pox_n and_o some_o other_o which_o do_v not_o depend_v so_o immediate_o upon_o the_o aforesaid_a irregularity_n of_o the_o fermentation_n of_o the_o humour_n yet_o i_o shall_v not_o doubt_v even_o in_o these_o to_o commend_v the_o use_n of_o this_o domicil_n or_o air-chamber_n for_o that_o while_o nature_n be_v thereby_o much_o strengthen_v in_o all_o her_o natural_a function_n it_o must_v needs_o follow_v that_o she_o will_v from_o hence_o at_o least_o be_v enable_v the_o better_a to_o endure_v the_o conflict_n with_o those_o disease_n if_o at_o last_o she_o do_v not_o whole_o get_v the_o better_a of_o they_o it_o will_v far_o be_v necessary_a here_o to_o add_v that_o in_o malign_a disease_n and_o where_o we_o require_v a_o amendment_n of_o the_o insensible_a transpiration_n we_o be_v as_o in_o cold_a disease_n to_o rarify_v and_o not_o condense_a the_o air_n in_o the_o domicil_n where_o the_o indication_n be_v rather_o preservative_n than_o curative_fw-it as_o physician_n use_v to_o speak_v 12._o to_o say_v something_o of_o the_o use_n of_o this_o contrivance_n in_o time_n of_o health_n we_o shall_v only_o propose_v it_o as_o a_o good_a expedient_a to_o help_v digestion_n and_o especial_o insensible_a transpiration_n and_o facilitate_v breathe_v and_o expectoration_n and_o consequent_o as_o of_o excellent_a use_n for_o prevention_n of_o most_o affection_n of_o the_o lung_n where_o they_o be_v fear_v and_o that_o general_o what_o ever_o the_o benefit_n of_o change_v the_o 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