way_n but_o that_o i_o may_v render_v what_o i_o have_v to_o say_v upon_o it_o as_o perspicuous_a and_o intelligible_a as_o i_o can_v i_o think_v it_o very_o convenient_a we_o shall_v take_v a_o special_a notice_n of_o the_o vessel_n that_o come_v into_o the_o tooth_n and_o of_o their_o respective_a function_n the_o first_o and_o chief_a whereof_o be_v a_o artery_n who_o office_n be_v to_o bring_v direct_o from_o the_o heart_n that_o hot_a and_o spirituous_a blood_n out_o of_o which_o although_o it_o be_v not_o the_o general_a opinion_n the_o tooth_n be_v at_o first_o make_v as_o well_o as_o the_o rest_n of_o the_o whole_a body_n and_o ever_o after_o preserve_v and_o repair_v by_o the_o supply_n of_o nourishment_n and_o vital_a principle_n it_o afford_v continual_o to_o this_o effect_n the_o whole_a artery_n divide_v itself_o into_o a_o infinity_n of_o small_a branch_n which_o be_v disseminated_a throughout_o the_o whole_a substance_n of_o the_o tooth_n distribute_v to_o each_o part_n as_o much_o of_o their_o blood_n as_o be_v necessary_a to_o make_v up_o the_o incessant_a loss_n they_o be_v subject_a to_o and_o the_o rest_n be_v return_v through_o innumerable_a hair-like_a vein_n into_o the_o great_a one_o and_o thence_o to_o the_o heart_n again_o but_o in_o two_o different_a manner_n for_o the_o superfluous_a part_n of_o that_o portion_n of_o the_o blood_n that_o be_v carry_v by_o the_o capillary_a artery_n to_o that_o part_n of_o the_o tooth_n stand_v above_o the_o gum_n be_v send_v back_o again_o through_o some_o capillary_a vein_n towards_o the_o middle_n of_o the_o tooth_n where_o unite_n together_o they_o make_v but_o a_o single_a channel_n and_o this_o be_v it_o we_o common_o call_v the_o vein_n of_o the_o tooth_n which_o we_o shall_v here_o take_v for_o its_o second_o vessel_n but_o the_o remainder_n of_o the_o blood_n that_o go_v to_o the_o relief_n of_o that_o part_n of_o the_o tooth_n that_o be_v within_o the_o gum_n pass_v quite_o through_o the_o substance_n of_o the_o tooth_n be_v carry_v by_o the_o capillary_a vein_n to_o the_o vein_n of_o the_o gum_n check_n and_o lip_n and_o hence_o it_o be_v that_o whatever_o pain_n be_v at_o any_o time_n occasion_v in_o any_o of_o those_o part_n either_o by_o bruise_n excessive_a heat_n or_o cold_a etc._n etc._n come_v to_o be_v soon_o after_o communicate_v to_o the_o tooth_n the_o three_o and_o last_o vessel_n of_o the_o tooth_n be_v a_o nerve_n one_o of_o the_o extremity_n whereof_o be_v expanded_a through_o the_o membrane_n that_o invest_v the_o cavity_n of_o the_o tooth_n and_o that_o that_o contain_v its_o vessel_n and_o the_o other_o be_v root_v in_o the_o brain_n from_o whence_o it_o take_v its_o origine_fw-la and_o where_o the_o animal_n spirit_n be_v elaborate_v be_v thence_o send_v by_o the_o nerve_n to_o all_o the_o part_n of_o the_o body_n to_o administer_v sense_n and_o the_o cause_n of_o motion_n to_o they_o etc._n etc._n although_o in_o some_o as_o the_o tooth_n the_o faculty_n of_o motion_n be_v not_o exercise_v from_o this_o consideration_n of_o the_o vessel_n of_o the_o tooth_n we_o may_v gather_v the_o follow_a reason_n of_o its_o dolour_n as_o first_o that_o if_o either_o through_o the_o too_o great_a quantity_n or_o ebulition_n of_o the_o blood_n the_o artery_n be_v so_o dilate_a and_o swell_v that_o it_o fill_v up_o the_o hole_n at_o the_o end_n of_o the_o stump_n where_o it_o enter_v the_o tooth_n and_o consequent_o so_o compress_n the_o vein_n go_v out_o the_o same_o way_n that_o the_o circulation_n of_o the_o blood_n be_v thereby_o hinder_v the_o continual_a flow_v in_o of_o the_o blood_n will_v extreme_o puff_v up_o and_o distend_v the_o membrane_n that_o contain_v the_o vessel_n and_o consequent_o cause_v a_o great_a pain_n in_o the_o tooth_n which_o will_v last_v till_o either_o the_o preternatural_a state_n of_o the_o blood_n be_v change_v or_o that_o the_o arteriol_n which_o we_o have_v say_v to_o pass_v quite_o through_o the_o rooty_a part_n of_o the_o tooth_n be_v so_o stretch_v and_o widen_v that_o by_o they_o the_o blood_n may_v be_v discharge_v into_o the_o gum_n cheek_n and_o lip_n where_o it_o will_v then_o cause_v a_o swell_a great_a or_o lesser_a according_a to_o the_o quantity_n of_o the_o superfluous_a blood_n and_o if_o at_o the_o begin_n of_o this_o disorder_n when_o the_o vein_n be_v first_o impede_v in_o its_o function_n the_o motion_n of_o the_o blood_n be_v so_o rapid_a and_o its_o influx_n into_o the_o tooth_n so_o impetuous_a that_o before_o it_o can_v make_v its_o way_n through_o the_o small_a arterial_a twig_n into_o the_o gum_n it_o do_v extreme_o extend_v the_o coat_n of_o the_o artery_n the_o interstice_n between_o their_o fibre_n will_v thereby_o become_v wide_a enough_o to_o give_v passage_n to_o some_o of_o the_o thin_a part_n of_o the_o blood_n which_o gather_v at_o the_o end_n of_o the_o root_n between_o the_o outside_n of_o the_o artery_n and_o the_o common_a coat_n invest_v all_o the_o vessel_n will_v there_o putrify_v and_o cause_v a_o great_a and_o very_a last_a pain_n in_o the_o tooth_n during_o which_o if_o the_o tooth_n be_v draw_v the_o say_a gather_n will_v appear_v at_o the_o end_n of_o its_o stump_n like_o a_o little_a bladder_n you_o shall_v know_v this_o sort_n of_o toothache_a by_o the_o high_a beat_n of_o your_o pulse_n the_o fullness_n of_o the_o vein_n and_o a_o often_o beat_v in_o the_o affect_a tooth_n with_o a_o continual_a though_o not_o very_o extreme_a pain_n and_o then_o for_o the_o cure_n of_o it_o you_o must_v first_o bleed_v the_o gum_n and_o sometime_o open_a a_o vein_n in_o the_o arm_n also_o and_o wash_v your_o mouth_n with_o rose-water_n and_o vinegar_n of_o each_o equal_a quantity_n mix_v together_o put_v a_o little_a cotton_n dip_v in_o oil_n of_o box_n into_o the_o tooth_n if_o it_o be_v hollow_a furthermore_o if_o that_o portion_n of_o the_o blood_n which_o be_v diffuse_v through_o the_o substance_n of_o the_o brain_n for_o the_o production_n of_o the_o animal_n spirit_n be_v so_o deprave_a that_o all_o the_o sift_v it_o receive_v through_o the_o hide_a meander_n and_o recess_n of_o the_o brain_n can_v clear_v it_o from_o its_o impurity_n and_o that_o notwithstanding_o all_o the_o contrivance_n of_o nature_n it_o be_v deposit_v into_o the_o ventricle_n of_o the_o brain_n though_o under_o another_o form_n yet_o still_o impregnate_v with_o its_o ill_a quality_n such_o sort_n of_o animal_n spirit_n be_v compound_v of_o heterogeneous_a part_n if_o not_o timely_o discharge_v of_o their_o malignant_a and_o offensive_a corpuscle_n through_o the_o usual_a emunctory_n will_v either_o by_o their_o fermentation_n in_o the_o ventricles_n of_o the_o brain_n cause_n a_o headache_a or_o by_o the_o oppilation_n of_o its_o pore_n cause_v a_o giddiness_n or_o else_o pass_v out_o of_o the_o brain_n into_o the_o nerve_n will_v by_o their_o irregular_a motion_n and_o preternatural_a extension_n of_o the_o coat_n of_o the_o nerve_n and_o other_o tunicle_n breed_v a_o disturbance_n in_o all_o the_o part_n they_o go_v to_o but_o more_o particular_o in_o the_o tooth_n in_o which_o they_o always_o excite_v very_o great_a pain_n for_o discharge_v the_o peccant_a humour_n between_o the_o membrane_n that_o invest_v the_o inside_n of_o the_o tooth_n and_o that_o that_o enclose_v its_o vessel_n it_o occasion_n a_o perpetual_a torment_n in_o they_o till_o it_o be_v expel_v from_o thence_o by_o transpiration_n this_o second_o kind_n of_o toothache_a will_v be_v know_v by_o a_o disturbance_n in_o the_o head_n which_o precede_v it_o most_o common_o a_o soreness_n in_o the_o joint_n and_o a_o certain_a drousiness_n and_o linger_a pain_n all_o over_o the_o body_n as_o if_o one_o be_v incline_v to_o a_o ague_n with_o a_o sharp_a and_o very_a excessive_a pain_n in_o the_o distemper_a tooth_n which_o come_v by_o fit_n soon_o cease_v and_o often_o begin_v anew_o as_o for_o its_o cure_n it_o may_v be_v effect_v by_o sternutation_n the_o friction_n of_o the_o nape_n of_o the_o neck_n with_o warm_a clothes_n and_o the_o application_n of_o aperitive_a remedy_n to_o open_v the_o pore_n of_o the_o tooth_n and_o if_o it_o be_v hollow_a you_o shall_v put_v in_o it_o a_o drop_n of_o oil_n of_o camphire_n whereinto_o have_v be_v infuse_v some_o henbane-root_n these_o be_v the_o two_o general_a cause_n of_o the_o toothache_a all_o the_o rest_n proceed_v from_o they_o some_o few_o except_v there_o be_v what_o i_o have_v a_o mind_n to_o say_v at_o this_o present_a concern_v the_o toothache_a but_o you_o must_v note_v further_o that_o as_o it_o be_v not_o enough_o for_o one_o that_o intend_v to_o travel_v a_o country_n over_o to_o understand_v the_o map_n of_o that_o country_n but_o he_o must_v also_o inquire_v often_o of_o the_o people_n he_o meet_v with_o as_o he_o go_v
philosopher_n attribute_v the_o say_a effect_n to_o the_o pulsifick_a faculty_n of_o the_o heart_n which_o in_o his_o opinion_n communicate_v itself_o to_o the_o artery_n both_o which_o opinion_n although_o propose_v by_o extraordinary_a man_n yet_o be_v so_o inconsiderable_a that_o they_o need_v no_o refutation_n the_o most_o learned_a and_o most_o profound_a cartesius_n be_v of_o opinion_n that_o the_o beat_v of_o the_o pulse_n proceed_v from_o the_o motion_n of_o the_o blood_n which_o come_v out_o of_o the_o lest_o ventricle_n of_o the_o heart_n into_o the_o aorta_n in_o a_o tumultuous_a manner_n extend_v itself_o forcible_o and_o thereby_o drive_v all_o the_o mass_n of_o the_o blood_n from_o the_o heart_n to_o the_o heart_n again_o according_a to_o the_o circulation_n of_o the_o blood_n after_o which_o this_o great_a man_n who_o will_v always_o give_v natural_a and_o intelligible_a reason_n for_o every_o thing_n as_o he_o have_v do_v for_o most_o come_v at_o the_o instigation_n of_o a_o physician_n of_o louvaine_n to_o examine_v galen_n experiment_n he_o attribute_v the_o cessation_n of_o the_o pulse_n that_o happen_v below_o the_o ligature_n to_o the_o narrowness_n of_o the_o passage_n of_o the_o blood_n through_o the_o quill_n which_o blood_n according_a to_o the_o principle_n of_o the_o philotopher_n come_v out_o of_o the_o say_a quill_n into_o a_o wide_a space_n can_v communicate_v its_o action_n to_o the_o side_n of_o the_o artery_n but_o be_v dispose_v to_o employ_v the_o force_n of_o its_o motion_n forward_o according_a to_o the_o length_n of_o the_o artery_n but_o the_o say_a physician_n allege_v against_o this_o that_o if_o one_o take_v a_o artery_n without_o quill_n or_o any_o incision_n and_o tie_v its_o side_n so_o close_o together_o that_o there_o be_v leave_v a_o far_o small_a passage_n for_o the_o blood_n in_o that_o place_n than_o in_o the_o quill_n the_o artery_n will_v nevertheless_o continue_v still_o to_o beat_v on_o both_o side_n of_o the_o ligature_n as_o it_o do_v before_o the_o contrary_a of_o which_o will_v necessary_o follow_v if_o it_o be_v so_o that_o the_o straitness_n of_o the_o passage_n of_o the_o blood_n do_v occasion_n the_o loss_n of_o the_o pulse_n cartesius_n be_v here_o force_v to_o recede_v somewhat_o from_o his_o former_a sentiment_n and_o to_o confess_v that_o the_o motion_n of_o the_o artery_n depend_v partly_o upon_o the_o free_a continuation_n of_o their_o coat_n which_o total_o overthrow_v his_o opinion_n for_o let_v the_o power_n of_o the_o say_a continuation_n be_v what_o it_o will_v suppose_v as_o the_o philosopher_n do_v that_o its_o action_n may_v be_v stop_v by_o the_o compression_n of_o the_o side_n of_o the_o artery_n it_o be_v certain_a that_o although_o the_o quill_n in_o the_o artery_n be_v of_o equal_a or_o if_o you_o will_v great_a capacity_n than_o the_o artery_n yet_o if_o the_o say_a artery_n be_v tie_v upon_o it_o the_o pulse_n will_v notwithstanding_o all_o that_o cease_v below_o the_o ligature_n but_o cartesius_n say_v that_o such_o a_o quill_n as_o that_o we_o be_v speak_v of_o just_a now_o be_v in_o a_o artery_n either_o tie_v or_o untie_v will_v never_o hinder_v any_o part_n of_o the_o artery_n from_o beat_v and_o therefore_o etc._n etc._n doctor_n lower_n say_v after_o many_o disquisition_n on_o this_o subject_a that_o the_o knowledge_n of_o those_o thing_n be_v leave_v to_o god_n alone_o doctor_n willis_n ascribe_v the_o beat_v of_o the_o pulse_n to_o the_o contraction_n of_o the_o circular_a fibres_fw-fr of_o the_o muscular_a coat_n of_o the_o artery_n but_o it_o be_v absurd_a to_o think_v so_o for_o its_o impossible_a to_o imagine_v that_o those_o fibre_n can_v contract_v themselves_o of_o their_o own_o accord_n neither_o do_v the_o doctor_n give_v any_o reason_n for_o what_o he_o say_v beside_o he_o be_v inconsistent_a with_o himself_o when_o he_o ascribe_v the_o same_o motion_n to_o the_o circular_a fibres_fw-fr of_o the_o muscular_a coat_n of_o the_o vein_n which_o be_v notwithstanding_o whole_o destitute_a of_o any_o pulsation_n etc._n etc._n all_o which_o consider_v and_o how_o these_o and_o other_o great_a man_n have_v through_o the_o difficulty_n of_o the_o thing_n and_o not_o out_o of_o any_o insufficiency_n in_o they_o fall_v into_o so_o gross_a and_o so_o erroneous_a opinion_n concern_v the_o point_n in_o question_n i_o conclude_v that_o it_o be_v as_o good_a as_o impossible_a ever_o to_o solve_v the_o difficulty_n yet_o recollect_v myself_o and_o see_v that_o the_o say_a effect_n must_v have_v a_o cause_n whatever_o it_o be_v which_o probable_o can_v reside_v any_o where_o else_o but_o either_o in_o the_o heart_n blood_n or_o coat_n of_o the_o artery_n or_o final_o in_o they_o all_o together_o i_o make_v a_o resolution_n to_o examine_v careful_o each_o one_o of_o these_o thing_n separately_z as_o possible_o contain_v alone_o the_o cause_n seek_v after_o and_o then_o all_o together_o as_o be_v possible_o coadjutor_n in_o the_o production_n of_o the_o know_a effect_n and_o after_o as_o exact_v a_o inquiry_n into_o the_o matter_n as_o i_o be_o capable_a of_o my_o reason_n which_o will_v be_v too_o tedious_a to_o tell_v you_o now_o persuade_v i_o that_o all_o the_o mystery_n consist_v in_o the_o three_o follow_a thing_n the_o first_o be_v the_o structure_n of_o the_o artery_n which_o be_v make_v up_o of_o four_o coat_n we_o shall_v examine_v in_o another_o place_n how_o they_o be_v generate_v at_o first_o the_o first_o of_o they_o which_o contain_v the_o blood_n immediate_o seem_v to_o be_v nervous_a and_o make_v of_o strait_a fibre_n which_o take_v their_o origine_fw-la from_o the_o heart_n or_o rather_o be_v a_o continuation_n of_o those_o that_o immediate_o invest_v the_o cavity_n of_o the_o heart_n as_o soon_o as_o they_o be_v arrive_v at_o the_o orifice_n of_o the_o heart_n they_o rank_v themselves_o by_o one_o another_o form_v a_o certain_a cartilagineous_a ring_n from_o the_o circumference_n of_o which_o they_o run_v almost_o parallel_v along_o the_o artery_n but_o yet_o with_o such_o a_o inclination_n towards_o one_o another_o that_o go_v from_o the_o heart_n to_o the_o extreme_a part_n they_o form_v a_o kind_n of_o cone_n for_o that_o we_o may_v render_v our_o discourse_n more_o intelligible_a we_o shall_v consider_v here_o one_o of_o the_o trunk_n of_o the_o great_a artery_n suppose_v the_o ascend_a one_o as_o a_o continue_a right_n conical_a pipe_n abstract_v from_o all_o its_o division_n and_o branch_n to_o every_o one_o of_o which_o may_v easy_o be_v apply_v what_o we_o be_v go_v to_o say_v of_o one_o of_o they_o a_o little_a below_o the_o apex_n of_o which_o those_o fibre_n unite_v themselves_o together_o and_o do_v compose_v a_o little_a tendinous_a ring_n call_v anastomosis_n to_o which_o be_v affix_v the_o extremity_n of_o the_o vena_fw-la cava_fw-la which_o vein_n we_o shall_v suppose_v here_o to_o be_v a_o single_a conical_a channel_n or_o pipe_n dispose_v as_o we_o have_v take_v the_o artery_n to_o be_v within_o this_o anastomosis_n there_o be_v a_o little_a valve_n so_o dispose_v that_o it_o permit_v the_o blood_n to_o pass_v from_o the_o artery_n into_o the_o vein_n but_o hinder_v it_o from_o return_v back_o again_o from_o the_o vein_n into_o the_o artery_n between_o every_o one_o of_o those_o nervous_a fibre_n there_o be_v a_o thin_a membrane_n that_o join_v they_o together_o as_o the_o skin_n in_o a_o goose'sfoot_o tie_v its_o toe_n to_o one_o another_o which_o permit_v the_o say_a fibre_n to_o open_v and_o go_v further_o from_o one_o another_o when_o the_o artery_n be_v dilate_v and_o which_o do_v continual_o increase_v in_o breath_n as_o they_o go_v from_o the_o anastomosis_n to_o the_o basis_n of_o the_o artery_n so_o that_o they_o become_v so_o conspicuous_a near_o the_o heart_n that_o doctor_n willis_n take_v they_o for_o some_o large_a fleshy_a fibres_n to_o which_o he_o assign_v the_o faculty_n of_o shorten_v the_o artery_n in_o order_n to_o promote_v the_o circulation_n of_o the_o blood_n the_o second_o coat_n be_v the_o muscular_a and_o the_o three_o the_o glandulous_a but_o the_o consideration_n of_o these_o middle_a coat_n be_v not_o necessary_a to_o our_o present_a purpose_n we_o shall_v speak_v of_o they_o another_o time_n as_o to_o the_o four_o or_o outmost_a coat_n it_o be_v that_o which_o we_o have_v most_o need_v to_o take_v notice_n of_o here_o as_o be_v the_o principal_a instrument_n of_o the_o systole_n and_o diastole_n of_o the_o artery_n this_o coat_n be_v make_v up_o of_o two_o order_n or_o rank_n of_o spiral_n fibres_n which_o proceed_v from_o the_o oblique_a fibres_fw-fr of_o the_o heart_n from_o whence_o they_o go_v twist_v and_o wind_v themselves_o about_o the_o body_n of_o the_o artery_n as_o ivy_n do_v about_o tree_n some_o run_v upon_o it_o from_o the_o left_a to_o the_o right_n and_o the_o other_o from_o
the_o right_n to_o the_o left_a intersect_v thus_o one_o another_o oblique_o as_o they_o go_v from_o the_o heart_n to_o the_o anastomosis_n whereby_o they_o form_n a_o sort_n of_o net_n or_o sieve-like-woof_n upon_o the_o outside_n of_o the_o artery_n at_o their_o come_n out_o of_o the_o heart_n they_o be_v knit_v together_o by_o a_o cartilagineous_a substance_n that_o incompass_n the_o root_n of_o the_o artery_n round_o about_o as_o a_o iron-ring_n do_v the_o end_n of_o a_o handle_n from_o the_o circumference_n of_o which_o cartilagineous_a ring_n they_o run_v helix-wise_a upon_o the_o superficies_n of_o the_o artery_n at_o the_o extremity_n of_o which_o be_v arrive_v they_o insert_v themselves_o into_o the_o tendinous_a small_a ring_n or_o anastomosis_n these_o spiral_n fibres_n be_v tie_v so_o loose_o on_o the_o body_n of_o the_o artery_n and_o so_o slight_o between_o themselves_o at_o the_o place_n where_o they_o intersect_v one_o another_o that_o they_o may_v run_v very_o easy_o to_o and_o fro_o upon_o the_o artery_n the_o second_o thing_n conducive_a to_o the_o production_n of_o those_o state_v turn_n of_o systole_n and_o diastole_n of_o the_o artery_n be_v that_o the_o blood_n contain_v a_o certain_a subtle_a matter_n or_o vital_a spirit_n which_o can_v move_v itself_o and_o pass_v between_o its_o part_n very_o easy_o and_o in_o fine_a that_o the_o blood_n come_v out_o of_o the_o heart_n where_o it_o acquire_v a_o extreme_a agitation_n into_o the_o arteria_fw-la magna_fw-la expand_v itself_o with_o great_a violence_n and_o strong_o dilate_v that_o part_n of_o the_o say_a artery_n that_o lie_v contiguous_a to_o the_o heart_n force_v in_o the_o same_o time_n the_o blood_n to_o advance_v from_o the_o heart_n towards_o the_o extremity_n whereby_o the_o spiral_n fibres_n be_v necessary_o draw_v towards_o the_o dilate_v place_n do_v compress_v the_o artery_n round_o about_o all_o along_o &_o so_o squeeze_v the_o subtle_a matter_n from_o between_o the_o part_n of_o the_o compress_a blood_n into_o that_o which_o be_v not_o force_v it_o thus_o to_o pass_v from_o the_o extremity_n towards_o the_o heart_n which_o make_v the_o ebb_a or_o systole_n of_o the_o artery_n and_o then_o the_o spiral_n fibres_n have_v be_v extend_v violent_o and_o on_o a_o sudden_a upon_o the_o dilatation_n of_o the_o artery_n do_v by_o the_o elastic_a faculty_n of_o some_o of_o their_o part_n come_v back_o again_o and_o restitute_a themselves_o into_o their_o former_a situation_n and_o state_n force_v thereby_o the_o subtle_a matter_n to_o fly_v through_o the_o blood_n from_o the_o dilate_a place_n of_o the_o great_a artery_n towards_o the_o extremity_n of_o the_o capillary_a one_o etc._n etc._n which_o make_v the_o flow_a or_o diastole_n of_o the_o artery_n the_o explication_n we_o have_v already_o suppose_v the_o artery_n to_o be_v of_o a_o right_n conical_a figure_n let_v we_o further_o for_o great_a evidence_n imagine_v it_o to_o be_v mental_o divide_v into_o four_o part_n of_o equal_a capacity_n so_o that_o as_o much_o as_o the_o first_o shall_v exceed_v the_o second_o in_o breadth_n the_o second_o will_v exceed_v the_o first_o in_o length_n etc._n etc._n let_v beside_o the_o place_n of_o the_o suppose_a division_n be_v mark_v with_o several_a letter_n as_o a_o b_o c_o and_o let_v a_o denote_v the_o first_o division_n proceed_v from_o the_o heart_n to_o the_o extremity_n b_o the_o second_o and_o c_z the_o three_o let_v we_o also_o mark_v the_o basis_n of_o the_o cylindrical_a artery_n which_o be_v insert_v into_o the_o basis_n of_o the_o heart_n by_o x_o and_o its_o capillary_a end_n insert_v into_o the_o circumference_n of_o the_o annular_a anastomosis_n by_o y._n and_o now_o suppose_v that_o a_o certain_a portion_n of_o blood_n as_o a_o dram_n for_o example_n pass_v out_o of_o the_o heart_n into_o the_o aorta_fw-la where_o it_o swell_v and_o dilate_v itself_o very_o considerable_o by_o reason_n of_o a_o very_a intense_a degree_n of_o heat_n it_o acquire_v in_o the_o ventricle_n of_o the_o heart_n and_o of_o its_o be_v mix_v therein_o with_o a_o certain_a leaven_n or_o fermentative_a juice_n it_o be_v the_o residue_n of_o that_o portion_n of_o blood_n that_o have_v pass_v immediate_o before_o through_o the_o heart_n which_o necessary_o cause_v a_o great_a commotion_n and_o strife_n among_o its_o part_n it_o must_v follow_v according_a to_o true_a philosophy_n that_o the_o say_a portion_n of_o blood_n come_v out_o of_o the_o heart_n do_v in_o the_o same_o time_n thrust_v the_o blood_n already_o in_o the_o artery_n forward_o and_o dilate_v that_o part_n of_o the_o artery_n that_o lie_v contiguous_a to_o the_o heart_n it_o thrust_v the_o blood_n i_o say_v towards_o the_o extremity_n because_o that_o it_o must_v occupy_v a_o space_n in_o the_o artery_n equal_a to_o its_o natural_a bulk_n neither_o great_a nor_o small_a by_o reason_n that_o a_o like_a quantity_n of_o the_o blood_n to_o that_o that_o come_v out_o of_o the_o heart_n into_o the_o artery_n be_v pour_v out_o of_o the_o vein_n into_o the_o heart_n so_o that_o there_o be_v only_a room_n leave_v in_o the_o vein_n to_o admit_v just_a as_o much_o blood_n as_o come_v out_o of_o the_o heart_n at_o each_o diastole_n and_o if_o we_o suppose_v the_o space_n x_o a_o to_o contain_v a_o dram_n of_o blood_n whether_o more_o or_o less_o make_v no_o matter_n here_o as_o we_o have_v also_o suppose_v that_o the_o same_o quantity_n come_v out_o of_o the_o heart_n at_o every_o diastole_n or_o systole_n as_o some_o will_v have_v it_o it_o be_v a_o invincible_a truth_n that_o this_o blood_n come_v out_o of_o the_o heart_n must_v exact_o occupy_v the_o space_n x_o a_o and_o that_o therefore_o it_o thrust_v in_o the_o same_o time_n the_o blood_n that_o occupy_v it_o before_o into_o the_o space_n a_o b_o that_o in_o a_o b_o into_o the_o space_n b_o c_o that_o in_o the_o space_n b_o c_o into_o the_o space_n c_o y_fw-fr and_o that_o in_o c_o y_fw-fr into_o the_o capillary_a end_n of_o the_o vein_n etc._n etc._n and_o although_o according_a to_o our_o hypothesis_n the_o passage_n from_o the_o artery_n into_o the_o vein_n be_v much_o small_a than_o that_o of_o the_o heart_n into_o the_o artery_n yet_o if_o the_o motion_n of_o the_o blood_n through_o the_o anastomosis_n be_v to_o the_o motion_n of_o the_o blood_n at_o the_o orifice_n of_o the_o heart_n as_o the_o orifice_n of_o the_o heart_n be_v to_o the_o anastomosis_n that_o be_v as_o x_o be_v to_o y_o as_o it_o may_v easy_o be_v so_o although_o it_o be_v natural_o otherwise_o the_o rest_n of_o the_o anastomosis_n from_o which_o we_o have_v abstract_v here_o be_v together_o at_o least_o as_o capacious_a as_o the_o orifice_n of_o the_o heart_n it_o be_v plain_a that_o a_o dram_n of_o blood_n will_v as_o soon_o pass_v from_o the_o artery_n into_o the_o vein_n as_o another_o shall_v from_o the_o heart_n into_o the_o artery_n and_o as_o the_o blood_n come_v out_o of_o the_o heart_n into_o the_o great_a artery_n can_v possible_o occupy_v a_o great_a space_n than_o such_o as_o be_v adequate_a to_o its_o volume_n in_o a_o condense_a state_n and_o that_o nevertheless_o it_o dilate_v itself_o it_o must_v necessary_o extend_v and_o dilate_v x_o a_o the_o part_n of_o the_o artery_n that_o contain_v it_o as_o much_o beyond_o its_o natural_a tone_n or_o reach_v as_o the_o rarefaction_n of_o the_o blood_n increase_v its_o volume_n which_o can_v come_v to_o pass_v but_o these_o two_o thing_n must_v necessary_o follow_v first_o that_o when_o the_o blood_n dilate_v itself_o it_o leave_v some_o interval_n between_o its_o part_n which_o interval_n because_o there_o be_v no_o vacuum_n in_o nature_n must_v in_o the_o same_o time_n be_v fill_v up_o with_o some_o other_o fluid_a matter_n which_o ought_v to_o be_v thin_a than_o the_o blood_n for_o otherwise_o it_o can_v not_o pass_v between_o its_o part_n and_o as_o this_o subtle_a matter_n can_v come_v from_o the_o heart_n because_o that_o then_o it_o be_v empty_a and_o that_o beside_o its_o orifice_n be_v shut_v close_o by_o its_o three_o valve_n it_o can_v neither_o come_v through_o the_o coat_n of_o the_o artery_n by_o reason_n of_o their_o thickness_n and_o close_a texture_n neither_o be_v there_o any_o such_o matter_n about_o they_o it_o remain_v then_o only_o that_o it_o must_v come_v from_o the_o blood_n contain_v in_o the_o artery_n second_o that_o the_o spiral_n fibres_fw-fr must_v be_v draw_v towards_o the_o dilate_a place_n and_o the_o rest_n of_o the_o artery_n make_v as_o much_o narrow_a than_o ordinary_a as_o x_o a_o become_v wide_a than_o it_o use_v to_o be_v whereby_o the_o artery_n be_v compress_v round_o about_o the_o vital_a spirit_n be_v squeeze_v from_o between_o the_o compress_a part_n of_o the_o blood_n and_o force_v to_o advance_v towards_o the_o dilate_a place_n
in_o such_o manner_n that_o as_o much_o of_o the_o spirit_n as_o be_v necessary_a to_o fill_v up_o the_o space_n leave_v between_o the_o part_n of_o the_o dilate_a blood_n be_v send_v thither_o from_o between_o the_o part_n of_o that_o which_o be_v compress_v the_o remnant_n of_o the_o spirit_n be_v equal_o distribute_v through_o the_o rest_n of_o the_o artery_n so_o that_o if_o every_o one_o of_o the_o four_o part_n or_o division_n of_o the_o artery_n contain_v a_o certain_a quantity_n of_o vital_a spirit_n distinguish_v into_o three_o part_n and_o that_o three_o of_o those_o part_n do_v pass_v from_o a_o b_o into_o x_o a_o two_o of_o they_o will_v in_o the_o same_o instant_n pass_v from_o b_o c_o into_o a_o b_o and_o one_o from_o c_o y_fw-fr into_z b_o c_z in_o which_o action_n consist_v the_o ebb_a or_o systole_n of_o the_o artery_n and_o as_o a_o rope_n or_o more_o sensible_o a_o gut-string_n which_o be_v fix_v to_o any_o place_n be_v pull_v with_o a_o jerk_n will_v draw_v back_o again_o he_o that_o draw_v it_o at_o first_o so_o likewise_o the_o spiral_n fibres_n be_v extend_v violent_o and_o on_o a_o sudden_a upon_o the_o dilatation_n of_o the_o artery_n do_v come_v back_o again_o instantaneous_o by_o reason_n that_o some_o of_o the_o part_n of_o each_o fiber_n be_v strong_o thru_v towards_o its_o middle_n and_o somewhat_o bend_v from_o its_o circumference_n towards_o its_o centre_n do_v present_o spring_v back_o again_o extend_v themselves_o according_a to_o the_o breadth_n of_o the_o fiber_n whereby_o the_o say_a fiber_n be_v necessary_o as_o much_o shorten_a as_o it_o have_v be_v stretch_v before_o and_o restitute_a themselves_o into_o their_o former_a situation_n &_o tone_n which_o they_o be_v facilitated_a to_o do_v by_o the_o extenuation_n of_o that_o extraordinary_a agitation_n of_o the_o blood_n which_o it_o communicate_v in_o a_o instant_n to_o the_o yield_a side_n of_o the_o artery_n force_v thereby_o three_o part_n of_o the_o vital_a spirit_n or_o subtle_a matter_n to_o repass_v from_o x_o a_o to_z a_o b_o and_o the_o two_o part_n that_o be_v already_o in_o a_o b_o to_z pass_z into_z b_o c_z from_o whence_o another_o will_v pass_v into_o c_o y_fw-fr etc._n etc._n which_o make_v the_o flow_a or_o diastole_n of_o the_o artery_n i_o foresee_v a_o objection_n that_o some_o may_v make_v against_o what_o we_o have_v say_v that_o that_o portion_n of_o the_o blood_n that_o come_v out_o of_o the_o heart_n in_o its_o diastole_n be_v dilate_v and_o yet_o occupy_v no_o more_o of_o the_o artery_n than_o if_o it_o be_v condense_v only_o that_o part_n of_o the_o artery_n which_o contain_v it_o be_v a_o little_a more_o extend_v than_o the_o rest_n for_o they_o will_v say_v this_o suppose_n that_o both_o the_o artery_n and_o the_o vein_n be_v always_o full_a of_o blood_n be_v certain_a that_o if_o the_o blood_n in_o come_v out_o of_o the_o heart_n into_o the_o great_a artery_n do_v find_v there_o any_o empty_a space_n where_o it_o may_v expand_v itself_o free_o it_o will_v start_v forward_o into_o it_o and_o then_o it_o will_v not_o dilate_v the_o artery_n nor_o by_o consequence_n draw_v the_o spiral_n fibres_fw-fr and_o therefore_o there_o will_v neither_o be_v systole_n nor_o diastole_n in_o the_o artery_n but_o it_o be_v most_o certain_a they_o will_v continue_v that_o man_n have_v sometime_o more_o and_o sometime_o less_o blood_n in_o their_o body_n and_o that_o if_o a_o man_n have_v for_o example_n fifteen_o ounce_n of_o blood_n draw_v it_o will_v follow_v that_o there_o be_v a_o vacuity_n in_o the_o sanguiduct_n till_o the_o same_o quantity_n of_o blood_n be_v regenerate_v anew_o the_o beat_v of_o the_o pulse_n must_v also_o cease_v till_o then_o which_o be_v contradict_v by_o daily_a experience_n they_o will_v conclude_v that_o the_o motion_n of_o the_o spiral_n fibres_fw-fr with_o whatever_o else_o we_o have_v teach_v concern_v the_o beat_v of_o the_o pulse_n be_v altogether_o chimerical_a to_o which_o i_o answer_v in_o few_o word_n that_o for_o the_o beat_v of_o the_o pulse_n and_o circulation_n of_o the_o blood_n it_o matter_n not_o at_o all_o whether_o or_o no_o the_o artery_n and_o vein_n be_v quite_o full_a of_o blood_n since_o that_o as_o the_o blood_n decrease_v in_o they_o the_o muscle_n of_o the_o limb_n and_o other_o adjacent_a part_n do_v proportionable_o compress_v they_o round_o about_o so_o that_o their_o internal_a superficies_n touch_v the_o blood_n continual_o every_o way_n which_o have_v the_o same_o effect_n as_o if_o the_o artery_n and_o vein_n be_v exact_o full_a of_o blood_n for_o the_o blood_n come_v out_o of_o the_o heart_n and_o find_v as_o much_o difficulty_n in_o lift_v up_o the_o adjacent_a part_n as_o to_o drive_v on_o the_o blood_n of_o the_o artery_n and_o vein_n when_o they_o be_v full_a on_o it_o it_o be_v force_v to_o keep_v the_o same_o order_n and_o method_n in_o that_o case_n as_o it_o do_v in_o this_o concern_v its_o dilatation_n and_o place_n in_o the_o artery_n now_o these_o be_v the_o true_a and_o genuine_a reason_n of_o the_o diastole_n and_o systole_n of_o the_o artery_n it_o be_v very_o easy_a thereby_o to_o explain_v all_o the_o phenomena_n relate_v to_o galen_n experiment_n for_o the_o quill_n be_v put_v into_o the_o artery_n and_o leave_v there_o without_o be_v tie_v the_o artery_n will_v nevertheless_o beat_v still_o above_o and_o below_o the_o quill_n as_o it_o do_v before_o because_o that_o the_o spiral_n fibres_fw-fr can_v still_o play_v to_o and_o fro_o from_o one_o end_n of_o the_o artery_n to_o the_o other_o without_o impediment_n but_o if_o you_o bind_v the_o side_n of_o the_o artery_n upon_o the_o quill_n the_o motion_n of_o the_o same_o spiral_n fibres_n will_v be_v intercopt_v by_o the_o ligature_n so_o that_o it_o must_v necessary_o follow_v by_o the_o forego_n reason_n that_o the_o artery_n be_v not_o alternative_o compress_v and_o dilate_a betwixt_o the_o say_a ligature_n and_o the_o extremity_n the_o pulse_n must_v also_o cease_v in_o that_o part_n of_o the_o say_a artery_n etc._n etc._n many_o thing_n may_v easy_o be_v explain_v by_o this_o doctrine_n though_o impossible_a to_o be_v interpret_v any_o otherwise_o which_o therefore_o become_v as_o many_o proof_n of_o its_o verity_n as_o namely_o the_o difference_n which_o be_v between_o the_o arterial_a and_o venal_a blood_n for_o have_v demonstrate_v above_o that_o when_o the_o blood_n advance_v in_o the_o great_a artery_n from_o the_o heart_n towards_o the_o anastomosis_n and_o from_o thence_o into_o the_o vein_n the_o vital_a spirit_n go_v in_o the_o very_a same_o time_n from_o the_o anastomosis_n towards_o the_o heart_n whereby_o the_o say_a spirit_n be_v necessary_o keep_v within_o the_o artery_n it_o be_v certain_a that_o this_o disparity_n proceed_v from_o the_o want_n of_o spirit_n in_o the_o venal_a to_o keep_v its_o part_n in_o agitation_n which_o abound_v in_o the_o arterial_a keep_v it_o in_o a_o continual_a effervency_n etc._n etc._n i_o can_v add_v many_o other_o thing_n to_o authorise_v what_o we_o have_v say_v concern_v the_o beat_v of_o the_o pulse_n and_o circulation_n of_o the_o blood_n but_o i_o hope_v this_o will_v suffice_v to_o rational_a man_n and_o such_o as_o be_v of_o a_o mechanical_a genius_n as_o for_o those_o that_o attribute_v all_o thing_n to_o final_a cause_n and_o have_v recourse_n upon_o every_o occasion_n to_o the_o design_n and_o intention_n of_o nature_n as_o when_o they_o say_v that_o the_o eyebrow_n be_v make_v to_o hinder_v the_o sweat_n from_o fall_v into_o the_o eye_n etc._n etc._n if_o notwithstanding_o all_o that_o we_o can_v do_v they_o remain_v still_o insensible_a to_o our_o reason_n it_o matter_n not_o much_o and_o in_o my_o opinion_n such_o person_n have_v a_o great_a deal_n better_o study_v astrology_n or_o if_o they_o be_v big_a with_o devotion_n go_v and_o comment_n upon_o job_n or_o paraphrase_n some_o psalm_n than_o meddle_v with_o physical_a matter_n finis_fw-la the_o content_n section_n i._o of_o the_o nature_n of_o the_o tooth_n page_n 7_o sect._n ii_o of_o the_o alteration_n of_o the_o tooth_n p._n 11_o sect._n iii_o of_o the_o corruption_n of_o the_o tooth_n with_o their_o remedy_n p._n 15_o the_o description_n and_o use_v of_o the_o polican_n p._n 17_o sect._n iu_o of_o the_o restauration_n of_o the_o tooth_n p._n 19_o sect._n v._n of_o the_o toothache_a looseness_n of_o the_o tooth_n and_o decay_v of_o the_o gum_n with_o their_o remedy_n p._n 22_o sect._n vi_o of_o child_n tooth_n p._n 31_o sect._n vii_o of_o the_o acceleration_n of_o the_o tooth_n p._n 37_o advertisement_n to_o the_o reader_n p._n 44_o a_o physical_a discourse_n concern_v the_o beat_v of_o the_o pulse_n and_o circulation_n of_o the_o blood_n p._n 45_o the_o explication_n p._n 52_o
of_o what_o we_o shall_v say_v so_o that_o although_o this_o tractate_n will_v be_v imperfect_a as_o want_v many_o thing_n yet_o what_o it_o shall_v contain_v will_v be_v as_o useful_a and_o advantageous_a as_o if_o it_o be_v accompany_v with_o all_o the_o rest_n however_o according_a to_o the_o method_n we_o have_v prescribe_v ourselves_o here_o we_o be_v to_o proceed_v next_o to_o the_o consideration_n of_o the_o structure_n and_o constitution_n or_o nature_n of_o the_o tooth_n in_o analyse_a the_o tooth_n its_o substance_n be_v not_o find_v to_o be_v uniform_a every_o where_o but_o manifest_o distinguishable_a into_o two_o different_a sort_n of_o make_v one_o of_o they_o be_v hard_o white_a and_o of_o a_o fine_a texture_n and_o the_o other_o soft_a more_o obscure_a and_o of_o a_o courser_n composition_n the_o first_o make_v up_o the_o head_n of_o the_o tooth_n or_o that_o part_n of_o it_o that_o stand_v out_o naked_a above_o the_o gum_n and_o the_o other_o its_o stump_n or_o that_o part_n on_o it_o which_o be_v hide_v within_o the_o say_a gum_n the_o expose_v part_n of_o the_o tooth_n consist_v also_o of_o two_o different_a part_n to_o wit_n its_o stony_a cover_n or_o case_n and_o its_o inward_a substance_n the_o first_o be_v as_o it_o be_v a_o hard_a periosteum_n that_o invest_v the_o head_n of_o the_o tooth_n on_o all_o side_n lie_v on_o it_o much_o after_o the_o same_o manner_n that_o enamel_n do_v upon_o gold_n or_o any_o other_o thing_n this_o natural_a enamel_n which_o i_o call_v the_o gloss_n of_o the_o tooth_n be_v of_o a_o far_o hard_a white_a more_o dense_a and_o lucid_a nature_n than_o the_o inward_a substance_n lie_v under_o it_o which_o for_o its_o several_a use_n may_v proper_o be_v compare_v to_o the_o cuticula_fw-la or_o scarf-skin_n for_o like_a unto_o this_o it_o be_v bloodless_a and_o altogether_o destitute_a of_o sense_n serve_v to_o cover_v and_o defend_v the_o extremity_n of_o the_o vessel_n contain_v within_o the_o inward_a substance_n from_o external_a injury_n and_o to_o render_v the_o tooth_n more_o beautiful_a and_o strong_a it_o have_v pore_n for_o the_o perspiration_n of_o the_o excrement_n of_o the_o tooth_n which_o pore_n be_v not_o always_o of_o the_o same_o figure_n nor_o magnitude_n but_o vary_v almost_o in_o every_o body_n the_o say_a gloss_n or_o stony_a substance_n be_v likewise_o very_o various_a in_o point_n of_o thickness_n from_o which_o difference_n do_v arise_v the_o diversity_n of_o its_o colour_n in_o several_a man_n the_o inward_a part_n of_o the_o head_n of_o the_o tooth_n though_o inferior_a to_o its_o cover_n or_o gloss_n in_o brightness_n and_o solidity_n yet_o its_o substance_n be_v nevertheless_o much_o more_o compact_a and_o clear_a than_o that_o of_o the_o stump_n and_o contain_v two_o several_a sort_n of_o pore_n or_o small_a channel_n both_o of_o a_o conical_a figure_n have_v their_o base_n in_o the_o concave_a superficies_n of_o the_o tooth_n and_o their_o apexes_n in_o the_o convex_a superficies_n of_o the_o inward_a substance_n immediate_o under_o its_o glassy_a integument_n through_o some_o of_o which_o channel_n the_o blood_n be_v carry_v by_o many_o and_o very_o small_a arterial_a sprig_n from_o the_o middle_n of_o the_o tooth_n to_o its_o extremity_n and_o through_o the_o other_o the_o same_o blood_n be_v send_v back_o again_o from_o the_o say_a extremity_n towards_o its_o middle_n by_o some_o capillary_a vein_n as_o shall_v be_v say_v hereafter_o as_o to_o the_o root_n or_o stump_n of_o the_o tooth_n it_o be_v the_o dark_a most_o soft_a and_o porous_a portion_n of_o its_o whole_a substance_n and_o yet_o be_v close_o and_o hard_a than_o any_o other_o bone_n of_o the_o body_n have_v also_o two_o sort_n of_o channel_n but_o of_o different_a situation_n from_o one_o another_o for_o some_o of_o they_o have_v their_o base_n like_o those_o above_o describe_v towards_o the_o cavity_n of_o the_o tooth_n and_o contain_v the_o branch_n of_o the_o artery_n that_o carry_v the_o blood_n quite_o through_o the_o substance_n of_o the_o tooth_n to_o the_o gum_n as_o shall_v be_v explain_v in_o its_o place_n but_o the_o other_o contrary_a to_o any_o of_o those_o already_o mention_v have_v their_o base_n towards_o the_o external_a superficies_n of_o the_o tooth_n the_o use_n of_o which_o last_o conduit_n be_v to_o transmit_v to_o the_o gum_n the_o blood_n that_o be_v return_v to_o the_o heart_n from_o the_o membrane_n that_o invest_v the_o cavity_n of_o the_o tooth_n this_o rooty_a part_n of_o the_o tooth_n consist_v in_o the_o small_a tooth_n of_o a_o single_a body_n and_o in_o the_o big_a one_o be_v divide_v into_o two_o three_o or_o four_o branch_n call_v root_n or_o fang_n along_o the_o middle_n of_o each_o of_o these_o fang_n there_o be_v a_o little_a channel_n that_o go_v up_o to_o the_o head_n of_o the_o tooth_n where_o they_o be_v unite_v together_o and_o make_v but_o a_o single_a cavity_n whereinto_o be_v carry_v the_o vessel_n of_o the_o tooth_n pass_v first_o through_o the_o hollowness_n of_o the_o stump_n every_o tooth_n have_v its_o particular_a cell_n or_o socket_n within_o the_o mandible_a distinct_a from_o all_o the_o rest_n by_o a_o thin_a production_n of_o the_o jawbone_n pass_v between_o the_o tooth_n from_o one_o side_n of_o the_o say_a bone_n to_o the_o other_o wherein_o most_o of_o its_o stump_n be_v comprehend_v the_o rest_n be_v encompass_v about_o with_o the_o gum_n sect_n ii_o of_o the_o alteration_n of_o the_o tooth_n with_o their_o remedy_n from_o the_o consideration_n of_o the_o nature_n of_o the_o tooth_n let_v we_o now_o pass_v to_o that_o of_o the_o first_o step_n of_o their_o degenerate_v or_o mutation_n for_o the_o better_a understanding_n of_o which_o we_o shall_v take_v notice_n that_o as_o our_o body_n be_v so_o make_v by_o nature_n that_o it_o waste_v continual_o by_o the_o dissipation_n of_o some_o particle_n separate_v themselves_o from_o its_o mass_n without_o intermission_n transpire_v for_o the_o most_o part_n through_o the_o pore_n of_o the_o skin_n and_o that_o if_o these_o particle_n which_o be_v divide_v from_o the_o whole_a become_v excrementitious_a be_v keep_v too_o long_o within_o the_o body_n by_o reason_n of_o the_o oppilation_n of_o the_o say_a pore_n it_o cause_v fevors_n and_o great_a disorder_n in_o our_o blood_n and_o vital_a as_o well_o as_o animal_n function_n so_o likewise_o from_o the_o substance_n of_o the_o tooth_n be_v emit_v certain_a effluvium_n through_o their_o pore_n the_o transpiration_n of_o which_o be_v hinder_v by_o the_o obstruction_n of_o those_o invisible_a passage_n the_o tooth_n become_v liable_a to_o all_o those_o infirmity_n hereafter_o to_o be_v mention_v the_o substance_n of_o the_o tooth_n be_v rigid_a and_o inflexible_a it_o can_v be_v opilate_v by_o contraction_n or_o astriction_n as_o the_o skin_n usual_o be_v but_o only_o by_o the_o intrusion_n of_o some_o extraneous_a matter_n into_o its_o pore_n or_o the_o incrustation_n of_o some_o slimy_a stuff_n upon_o its_o superficies_n which_o be_v do_v when_o we_o eat_v any_o thing_n of_o a_o glutinous_a nature_n for_o then_o some_o of_o its_o most_o viscous_a part_n do_v stick_v and_o cleave_v about_o the_o tooth_n and_o by_o the_o mixture_n of_o some_o tartarious_a particle_n come_v from_o the_o lung_n the_o heat_n of_o the_o mouth_n and_o a_o certain_a petrifick_a juice_n distil_v into_o the_o mouth_n out_o of_o the_o salival_n duct_n be_v turn_v into_o a_o stone-like_a substance_n common_o call_v the_o scale_n or_o scurf_n of_o the_o tooth_n these_o scale_n grow_v thick_a and_o thick_a continual_o and_o if_o let_v alone_o will_v cover_v the_o tooth_n all_o over_o except_o just_a at_o the_o top_n be_v they_o grind_v one_o against_o another_o have_v thus_o take_v notice_n of_o the_o production_n of_o those_o scale_n let_v we_o now_o consider_v of_o what_o ill_a consequence_n they_o may_v be_v to_o the_o tooth_n the_o first_o whereof_o be_v the_o oppilation_n of_o their_o pore_n from_o whence_o proceed_v all_o the_o rest_n for_o by_o that_o the_o exit_z of_o those_o excrementitious_a particle_n before_o mentitioned_a be_v hinder_v it_o cause_v they_o to_o stagnate_n within_o the_o body_n of_o the_o tooth_n and_o there_o corrupt_v do_v corrode_v it_o by_o degree_n begin_v first_o by_o the_o alteration_n of_o its_o colour_n from_o white_a to_o yellow_a and_o from_o yellow_a to_o black_a and_o then_o follow_v the_o real_a decay_n of_o its_o substance_n etc._n etc._n the_o say_a humour_n be_v not_o only_o destructive_a to_o the_o tooth_n but_o extend_v also_o its_o malignity_n to_o the_o gum_n some_o of_o its_o particle_n be_v subtle_a enough_o after_o a_o due_a fermentation_n to_o pass_v through_o the_o scale_n and_o thence_o slide_v between_o the_o gum_n and_o the_o tooth_n they_o eat_v clear_a away_o the_o ligament_n that_o tie_v they_o together_o divide_v
the_o operator_n for_o the_o tooth_n show_v how_o to_o preserve_v the_o tooth_n and_o gum_n from_o all_o the_o accident_n they_o be_v subject_a to_o with_o particular_a direction_n for_o child_n tooth_n as_o also_o the_o description_n and_o use_v of_o the_o polican_n never_o publish_v before_o by_o charles_n allen_n professor_n of_o the_o same_o to_o which_o be_v annex_v a_o physical_a discourse_n wherein_o the_o reason_n of_o the_o beat_v of_o the_o pulse_n or_o pulsation_n of_o the_o artery_n together_o with_o those_o of_o the_o circulation_n of_o the_o blood_n be_v mechanical_o explain_v which_o be_v never_o do_v before_o by_o a_o unknown_a hand_n dublin_n print_v by_o andrew_n crook_n and_o samuel_n helsham_n for_o the_o author_n and_o be_v to_o be_v sell_v by_o robert_n thornton_n bookseller_n at_o the_o leather-bottel_n in_o skinner-row_n and_o by_o the_o author_n at_o his_o own_o lodging_n at_o mr._n banister_n at_o the_o smiths-arm_n in_o essex-street_n imprimatur_fw-la 〈…〉_z christo_fw-la p._n d._n franc._n 〈…〉_z dom._n to_o the_o most_o honourable_a and_o true_o learned_a the_o physician_n surgeon_n and_o apothecary_n of_o the_o city_n of_o dublin_n gentleman_n when_o i_o see_v your_o indefatigable_a care_n in_o procure_v man_n that_o without_o which_o all_o the_o world_n be_v nothing_o health_n the_o primary_n cause_n sole_a foundation_n and_o prop_n of_o humane_a felicity_n and_o how_o the_o experience_n of_o so_o many_o year_n manifest_v to_o all_o man_n by_o the_o happy_a success_n of_o your_o undertake_n and_o your_o great_a charity_n to_o the_o poor_a that_o your_o private_a intention_n do_v correspond_v admirable_o well_o with_o your_o external_a action_n and_o that_o all_o your_o endeavour_n be_v real_a and_o unfeigned_a i_o be_o persuade_v that_o whatever_o can_v in_o any_o wise_a contribute_v to_o the_o promote_a of_o your_o most_o noble_a and_o generous_a design_n can_v but_o be_v acceptable_a to_o you_o wherefore_o have_v with_o the_o same_o passion_n for_o the_o public_a advantage_n compose_v the_o follow_v small_a treatise_n i_o take_v the_o liberty_n most_o humble_o to_o present_v it_o you_o that_o as_o you_o be_v the_o best_a judge_n of_o the_o thing_n so_o you_o may_v by_o your_o judicious_a and_o impartial_a censure_n of_o it_o inform_v the_o world_n of_o its_o worth_n that_o no_o person_n may_v be_v deceive_v in_o it_o for_o my_o intention_n in_o publish_v it_o be_v to_o advance_v the_o common_a good_a if_o i_o think_v it_o do_v contain_v any_o thing_n contrary_a to_o that_o design_n i_o shall_v be_v the_o first_o that_o will_v endeavour_v its_o suppression_n but_o gentleman_n beside_o the_o forego_n reason_n which_o i_o have_v of_o offer_v you_o this_o first_o essay_n of_o i_o i_o do_v it_o also_o to_o acquit_v myself_o in_o some_o measure_n of_o my_o duty_n towards_o you_o and_o to_o assure_v you_o further_o that_o i_o be_o in_o all_o respect_n gentleman_n your_o most_o humble_a most_o obedient_a and_o most_o oblige_a servant_n charles_n allen_n the_o operator_n for_o the_o tooth_n the_o proem_n know_v that_o it_o be_v the_o duty_n of_o every_o man_n and_o especial_o of_o sum_z h_z as_o live_v under_o a_o civil_a government_n where_o the_o general_a interest_n always_o include_v the_o particular_a to_o contribute_v as_o much_o as_o he_o can_v in_o his_o own_o station_n to_o the_o public_a good_a and_o also_o of_o what_o importance_n it_o be_v to_o all_o man_n to_o be_v inform_v of_o those_o benefit_n which_o by_o my_o art_n they_o may_v enjoy_v i_o be_o resolve_v to_o set_v down_o here_o what_o i_o think_v most_o convenient_a for_o every_o one_o to_o understand_v concern_v the_o preservation_n and_o melioration_n of_o his_o own_o tooth_n a_o thing_n indeed_o of_o little_a esteem_n among_o most_o people_n but_o in_o truth_n of_o inestimable_a value_n for_o its_o many_o and_o important_a consequence_n however_o in_o so_o do_v i_o shall_v acquit_v myself_o of_o my_o duty_n towards_o god_n and_o man_n and_o provide_v my_o endeavour_n prove_v but_o beneficial_a to_o other_o as_o certain_o they_o will_v if_o put_v in_o practice_n it_o be_v all_o i_o desire_v care_v very_o little_a what_o opinion_n the_o critic_n of_o word_n and_o artificial_a logic_n may_v have_v of_o i_o of_o what_o utility_n this_o undertake_n of_o i_o may_v be_v to_o every_o body_n will_v appear_v by_o the_o sequel_n of_o this_o discourse_n whereof_o the_o scope_n be_v to_o prevent_v the_o loss_n of_o tooth_n the_o use_n of_o which_o be_v so_o necessary_a in_o the_o prepare_n of_o food_n that_o the_o want_n of_o such_o a_o help_n if_o not_o supply_v by_o strong_a dissolvent_n hinder_v a_o true_a concoction_n of_o the_o aliment_n in_o the_o stomach_n whence_o do_v proceed_v indigestion_n and_o abundance_n of_o crudity_n very_o noxious_a to_o the_o body_n of_o man_n as_o be_v the_o seed_n of_o most_o of_o those_o innumerable_a disease_n and_o infirmity_n whereby_o life_n be_v not_o only_o make_v troublesome_a to_o we_o but_o also_o considerable_o short_a than_o it_o will_v otherwise_o be_v which_o be_v so_o consonant_a to_o truth_n that_o vulgar_a observation_n itself_o have_v turn_v it_o into_o a_o common_a proverb_n for_o they_o use_v to_o say_v of_o one_o who_o tooth_n be_v natural_o thin_a that_o he_o be_v short-lved_a whereof_o the_o reason_n be_v that_o such_o person_n do_v not_o chew_v their_o meat_n well_o moreover_o the_o loss_n of_o tooth_n render_v the_o pronounciation_n both_o troublesome_a to_o one_o self_n and_o unintelligible_a to_o other_o in_o a_o word_n the_o corruption_n and_o want_v of_o they_o be_v as_o great_a a_o deformity_n and_o of_o as_o much_o prejudice_n to_o one_o as_o any_o thing_n whatsoever_o can_v be_v section_n i._o of_o the_o nature_n of_o the_o tooth_n what_o man_n be_v wont_a to_o call_v science_n or_o the_o cognition_n of_o any_o be_v be_v by_o they_o common_o divide_v into_o two_o several_a part_n one_o whereof_o be_v term_v theoretical_a and_o the_o other_o practical_a the_o first_o include_v the_o reason_n and_o cause_n of_o thing_n with_o the_o order_n and_o manner_n of_o their_o progress_n in_o come_v to_o be_v what_o they_o be_v the_o second_o regard_v only_o their_o property_n and_o effect_n and_o what_o they_o be_v actual_o in_o themselves_o without_o inquire_v how_o they_o come_v to_o be_v so_o make_v or_o thus_o qualify_v as_o for_o example_n of_o those_o two_o branch_n of_o humane_a learning_n in_o respect_n to_o physical_a matter_n when_o philosopher_n go_v about_o to_o inspect_v the_o nature_n of_o the_o loadstone_n they_o search_v into_o its_o origine_fw-la trace_v out_o the_o several_a cause_n of_o its_o formation_n even_o to_o their_o source_n or_o springhead_n from_o whence_o they_o draw_v argument_n for_o the_o solution_n of_o all_o the_o phenomena_n thereof_o whereas_o mariner_n consider_v it_o only_o as_o a_o certain_a stone_n that_o draw_v iron_n to_o itself_o have_v the_o power_n of_o communicate_v its_o property_n to_o the_o say_a iron_n and_o which_o if_o not_o hinder_v by_o its_o own_o gravity_n or_o any_o other_o impediment_n will_v always_o turn_v one_o of_o its_o side_n towards_o the_o north_n and_o another_o diametrical_o opposite_a to_o the_o first_o towards_o the_o south_n which_o suffice_v they_o for_o the_o use_n they_o make_v on_o it_o in_o direct_v their_o course_n through_o the_o sea_n without_o care_v what_o may_v be_v the_o cause_n of_o so_o admirable_a virtue_n in_o the_o magnet_n either_o of_o which_o constituent_a part_n of_o knowledge_n be_v separate_v from_o the_o other_o can_v afford_v a_o full_a and_o satisfactory_a account_n of_o a_o thing_n and_o therefore_o be_v about_o to_o treat_v of_o my_o art_n i_o shall_v by_o consequence_n begin_v with_o its_o theory_n and_o discourse_n of_o the_o element_n principle_n and_o first_o rudiment_n of_o the_o tooth_n which_o make_v the_o subject_a thereof_o unfolding_a the_o reason_n of_o their_o constitution_n and_o 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on_o his_o journey_n for_o the_o way_n to_o such_o and_o such_o a_o place_n so_o although_o i_o have_v give_v you_o a_o true_a account_n of_o the_o toothache_a and_o have_v deliver_v here_o the_o right_a method_n for_o the_o cure_n of_o it_o yet_o that_o disease_n be_v for_o the_o most_o part_n accompany_v with_o several_a circumstance_n that_o can_v be_v learn_v but_o from_o experience_n itself_o thus_o sometime_o the_o gum_n will_v be_v livid_v sometime_o pale_a and_o sometime_o red_a and_o inflame_v sometime_o the_o tooth_n be_v loose_a and_o rise_v above_o the_o other_o and_o sometime_o its_o root_n be_v discover_v and_o bare_a of_o flesh_n sometime_o its_o rot_a and_o otherwhile_o sound_a as_o to_o its_o substance_n in_o fine_a sometime_o the_o pain_n be_v accompany_v with_o a_o great_a fluxion_n of_o rheum_n and_o sometime_o with_o a_o dryness_n of_o the_o mouth_n etc._n etc._n each_o of_o which_o concomitant_n require_v a_o particular_a consideration_n and_o peculiar_a remedy_n 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he_o will_v avoid_v all_o the_o obstacle_n he_o may_v meet_v with_o by_o the_o way_n notwithstanding_o all_o which_o people_n be_v common_o unwilling_a to_o undergo_v all_o the_o trouble_n attend_v a_o methodical_a cure_n and_o withal_o apt_a to_o think_v that_o one_o do_v they_o no_o good_a at_o all_o unless_o he_o give_v they_o ease_v present_o i_o have_v be_v force_v to_o abandon_v the_o art_n in_o my_o practice_n and_o to_o invent_v certain_a general_a remedy_n which_o nevertheless_o apply_v with_o circumspection_n and_o as_o i_o think_v occasion_n require_v hardly_o ever_o fail_v of_o produce_v the_o intend_a effect_n sometime_o in_o a_o instant_n but_o most_o common_o within_o less_o than_o half_a a_o hour_n true_a it_o be_v that_o be_v it_o not_o for_o my_o former_a practice_n and_o long_a habit_n in_o those_o thing_n i_o neither_o can_v have_v nor_o expect_v so_o good_a a_o success_n and_o yet_o i_o will_v not_o deny_v but_o that_o the_o say_v remedy_n happen_v sometime_o to_o 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not_o take_v effect_n always_o and_o that_o there_o be_v some_o sort_n of_o toothache_a almost_o incurable_a unless_o it_o be_v pulliative_o and_o that_o itself_o not_o without_o a_o great_a deal_n of_o trouble_n and_o a_o tedious_a while_n the_o reason_n of_o which_o i_o shall_v take_v occasion_n to_o explain_v some_o other_o time_n the_o looseness_n of_o the_o tooth_n come_v most_o common_o from_o the_o decay_n of_o the_o gum_n which_o be_v subject_a to_o many_o infirmity_n proceed_v for_o the_o most_o part_n from_o those_o thing_n that_o occasion_n the_o toothache_a and_o putrefaction_n of_o the_o tooth_n for_o sometime_o there_o will_v be_v such_o a_o affluence_n of_o blood_n from_o the_o tooth_n into_o the_o gum_n that_o their_o vein_n be_v not_o able_a to_o contain_v it_o be_v thereupon_o break_v shed_v the_o blood_n between_o the_o gum_n and_o the_o tooth_n where_o gather_v together_o it_o corrupt_v rot_v away_o all_o the_o flesh_n from_o about_o the_o tooth_n otherwhiles_o the_o excrementitious_a humour_n that_o exsudate_v out_o of_o the_o tooth_n fall_v upon_o the_o gum_n eat_v they_o away_o by_o degree_n etc._n etc._n but_o above_o all_o other_o thing_n the_o scale_n and_o foulness_n of_o the_o tooth_n be_v very_o prejudicial_a to_o they_o all_o which_o infirmity_n to_o avoid_v you_o need_v but_o to_o keep_v your_o tooth_n and_o gum_n neat_a and_o clean_a from_o any_o foulness_n whatsoever_o as_o have_v be_v already_o say_v in_o the_o forego_n section_n prevent_v any_o preternatural_a collection_n of_o blood_n or_o any_o other_o humour_n within_o the_o gum_n but_o if_o the_o mischief_n be_v already_o do_v that_o be_v if_o your_o tooth_n be_v real_o loose_a and_o your_o gum_n waste_v you_o must_v have_v recourse_n for_o their_o recovery_n to_o one_o well_o verse_v in_o those_o thing_n for_o to_o prescribe_v you_o here_o any_o form_n of_o remedy_n will_v be_v to_o no_o purpose_n since_o the_o same_o thing_n can_v be_v equal_o good_a in_o all_o case_n and_o that_o without_o the_o perfect_a knowledge_n of_o the_o cause_n of_o the_o disease_n and_o a_o right_a method_n in_o apply_v suitable_a medicament_n which_o common_o be_v understand_v only_o by_o practitioner_n in_o those_o concern_v it_o be_v impossible_a ever_o to_o perform_v the_o cure_n of_o any_o distemper_n yet_o that_o you_o may_v not_o think_v i_o remiss_a in_o any_o thing_n belong_v to_o my_o profession_n that_o may_v concern_v your_o welfare_n and_o by_o reason_n that_o you_o may_v chance_v to_o find_v yourselves_o in_o a_o place_n where_o there_o will_v be_v no_o artist_n to_o help_v you_o i_o will_v here_o communicate_v to_o you_o a_o general_a remedy_n against_o the_o decay_n of_o the_o gum_n and_o looseness_n of_o the_o tooth_n which_o i_o be_o sure_a if_o you_o use_v careful_o will_v often_o answer_v your_o expectation_n at_o least_o it_o will_v be_v such_o that_o it_o shall_v always_o do_v you_o some_o good_a and_o never_o any_o harm_n but_o i_o must_v tell_v you_o beforehand_o that_o if_o your_o body_n be_v scorbutic_a and_o full_a of_o ill_a humour_n you_o must_v first_o be_v blood_v and_o purge_v according_a to_o the_o direction_n of_o a_o good_a physician_n and_o then_o you_o may_v use_v the_o say_a remedy_n as_o follow_v take_v of_o mastic_n myrrh_n pineapple_n dragons-blood_n in_o drop_n all_o reduce_v into_o powder_n of_o each_o equal_a quantity_n red_a coral_n prepare_v flower_n of_o pomgranat_n of_o each_o double_a the_o quantity_n of_o the_o other_o ingredient_n and_o steep_v they_o all_o in_o a_o proportionable_a quantity_n of_o spring-water_n upon_o warm_a embers_o for_o the_o space_n of_o a_o natural_a day_n and_o then_o filtrate_a the_o infusion_n through_o a_o woollen-cloth_n and_o keep_v it_o close_o in_o some_o convenient_a vessel_n and_o when_o you_o have_v a_o mind_n to_o use_v it_o you_o shall_v take_v two_o or_o three_o spoonful_n on_o it_o a_o day_n keep_v it_o in_o your_o mouth_n a_o quarter_n of_o a_o hour_n every_o time_n which_o you_o must_v continue_v to_o do_v while_o necessity_n shall_v require_v it_o i_o may_v have_v tell_v you_o at_o the_o begin_n of_o this_o section_n where_o i_o speak_v of_o the_o vessel_n of_o the_o tooth_n that_o their_o artery_n come_v from_o the_o carotid_n the_o vein_n 〈◊〉_d the_o jugular_a and_o the_o sinew_n from_o the_o five_o pair_n of_o nerve_n but_o if_o you_o be_v skill_v in_o anatomy_n you_o know_v it_o better_o than_o i_o and_o if_o not_o my_o tell_n of_o it_o to_o you_o will_v signify_v nothing_o at_o all_o unless_o i_o shall_v in_o the_o same_o time_n give_v you_o a_o accurate_a description_n of_o all_o those_o vessel_n trace_v they_o from_o their_o origine_fw-la even_o to_o the_o very_a last_o of_o their_o division_n and_o further_a extremity_n which_o will_v be_v improper_a in_o this_o place_n sect_n vi_o of_o child_n tooth_n have_v hitherto_o speak_v of_o
the_o tooth_n in_o reference_n to_o adult_v person_n and_o such_o as_o be_v past_a childhood_n we_o shall_v explain_v in_o this_o section_n as_o succinct_o and_o withal_o as_o clear_o as_o we_o can_v what_o be_v necessary_a to_o be_v know_v touch_v their_o growth_n and_o change_v in_o child_n a_o thing_n of_o no_o small_a consequence_n since_o the_o life_n of_o infant_n be_v therein_o so_o often_o concern_v the_o child_n be_v bear_v remain_v toothless_a till_o he_o be_v about_o five_o or_o six_o month_n old_a at_o which_o time_n his_o two_o foremost_a tooth_n in_o each_o jaw_n begin_v to_o appear_v without_o keep_v any_o constant_a order_n of_o precedence_n sometime_o those_o above_o come_v out_o first_o and_o sometime_o those_o below_o after_o they_o follow_v all_o the_o rest_n successive_o in_o both_o mandible_n so_o next_o to_o these_o come_v the_o four_o other_o incisore_n the_o four_o canin_n or_o dog-teeth_n and_o the_o first_o eight_o molares_fw-la which_o be_v proper_o the_o double_a tooth_n and_o then_o come_v the_o four_o big_a tooth_n of_o all_o which_o may_v be_v call_v quadruple_a tooth_n as_o be_v about_o three_o time_n big_a than_o the_o small_a one_o and_o after_o that_o the_o eight_o last_o tooth_n do_v follow_v which_o in_o respect_n to_o the_o incisore_n may_v be_v term_v treble_a tooth_n but_o these_o treble_a one_o usual_o vary_v very_o much_o in_o time_n of_o growth_n for_o it_o be_v but_o rare_o that_o they_o all_o come_v forth_o in_o the_o same_o year_n the_o four_o last_o of_o they_o seldom_o come_v out_o before_o the_o one_o or_o two_o and_o twenty_o year_n of_o our_o age_n for_o which_o reason_n such_o tooth_n be_v call_v by_o some_o tooth_n of_o wisdom_n because_o that_o by_o that_o time_n we_o shall_v have_v a_o full_a use_n of_o our_o rational_a faculty_n though_o god_n know_v how_o often_o it_o prove_v to_o be_v true_a the_o eight_o incisore_n and_o the_o four_o dog-teeth_n come_v the_o first_o year_n the_o eight_o double_a tooth_n the_o second_o year_n and_o the_o four_o quadruple_n with_o the_o four_o first_o treble_a one_o the_o three_o during_o the_o time_n of_o their_o eruption_n and_o especial_o when_o the_o four_o quadruple_a one_o break_v forth_o out_o of_o their_o socket_n child_n be_v subject_a to_o fever_n and_o great_a alteration_n which_o weaken_v they_o extreme_o and_o often_o put_v a_o end_n to_o their_o day_n which_o come_v to_o pass_v most_o common_o for_o want_v of_o help_n to_o facilitate_v their_o issue_n out_o of_o the_o gum_n and_o as_o i_o look_v upon_o the_o knowledge_n of_o child_n tooth_n as_o a_o subject_n proper_o belong_v to_o my_o profession_n so_o i_o think_v myself_o oblige_v to_o amend_v amplify_v and_o render_v it_o as_o conducive_a to_o the_o preservation_n of_o the_o life_n and_o health_n of_o child_n and_o to_o the_o prevent_n of_o all_o those_o infirmity_n wherewith_o they_o be_v afflict_v upon_o the_o account_n of_o the_o first_o come_n and_o shed_v of_o their_o tooth_n as_o my_o weak_a endeavour_n can_v make_v it_o and_o therefore_o i_o will_v to_o that_o end_n deliver_v here_o in_o few_o word_n what_o reason_n and_o experience_n have_v teach_v i_o concern_v the_o same_o proceed_v thus_o in_o the_o first_o place_n i_o will_v advise_v such_o as_o may_v be_v concern_v in_o this_o affair_n to_o take_v a_o special_a care_n in_o observe_v when_o the_o child_n tooth_n begin_v to_o trouble_v he_o which_o beside_o his_o frowardness_n and_o excessive_a cry_v may_v be_v know_v by_o his_o salivation_n or_o drivel_a as_o nurse_n be_v wont_a to_o style_v it_o and_o the_o inflammation_n and_o swell_a of_o his_o gum_n and_o as_o soon_o as_o you_o perceive_v it_o to_o be_v so_o you_o be_v to_o wash_v his_o mouth_n now_o and_o then_o with_o the_o follow_a mixture_n take_v seven_o or_o eight_o as_o new_a fig_n as_o you_o can_v get_v and_o boil_v they_o in_o a_o pint_n or_o more_o of_o whey_n till_o they_o grow_v very_o soft_a and_o then_o squeeze_v the_o whey_n and_o as_o much_o of_o the_o substance_n of_o the_o fig_n as_o you_o can_v through_o a_o cloth_n of_o which_o liquor_n take_v half_a a_o pint_n of_o honey_n of_o rose_n and_o syrup_n of_o violet_n of_o each_o half_n a_o ounce_n and_o three_o or_o four_o spoonful_n of_o plantain-water_n mix_v all_o together_o and_o keep_v it_o close_o in_o a_o bottle_n the_o best_a way_n to_o use_v it_o be_v with_o a_o stick_n of_o liquorish_a beat_v at_o one_o end_n into_o small_a thread_n like_o a_o comb-brush_n or_o little_a broom_n with_o which_o be_v dip_v in_o some_o of_o the_o say_a liquor_n you_o shall_v wash_v and_o rub_v the_o child_n gum_n especial_o where_o they_o be_v tumify_v at_o least_o five_o or_o six_o time_n a_o day_n continue_v so_o to_o do_v till_o you_o perceive_v the_o gum_n to_o grow_v white_a above_o the_o tooth_n which_o be_v a_o sign_n of_o great_a pain_n in_o that_o part_n and_o that_o the_o young_a tooth_n will_v in_o a_o little_a time_n break_v through_o the_o gum_n and_o then_o 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advise_v you_o to_o make_v use_n of_o what_o be_v here_o present_v you_o by_o your_o very_a humble_a servant_n charles_n allen_n print_a in_o the_o year_n 1686._o a_o physical_a discourse_n wherein_o the_o reason_n of_o the_o beat_v of_o the_o pulse_n or_o pulsation_n of_o the_o artery_n together_o with_o those_o of_o the_o circulation_n of_o the_o blood_n be_v mechanical_o explain_v which_o be_v never_o do_v before_o the_o beat_v of_o the_o pulse_n be_v one_o of_o those_o phenomena_n that_o deserve_v man_n consideration_n the_o best_a it_o have_v excite_v the_o most_o learned_a in_o all_o age_n to_o search_v out_o what_o may_v be_v the_o cause_n of_o it_o the_o best_a physician_n and_o great_a philosopher_n of_o former_a time_n be_v ignorant_a of_o the_o circulation_n of_o the_o blood_n do_v ascribe_v it_o to_o their_o occult_a quality_n and_o unknown_a power_n galen_n a_o eminent_a physician_n search_v the_o natural_a cause_n of_o the_o beat_v of_o the_o pulse_n think_v upon_o the_o 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