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they_o it_o be_v probable_a this_o may_v be_v do_v more_o easy_o here_o than_o in_o the_o corpus_fw-la callosum_fw-la it_o be_v true_a it_o must_v be_v grant_v that_o the_o artery_n be_v disseminated_a through_o all_o part_n of_o it_o even_o to_o the_o inmost_a otherwise_o they_o can_v neither_o receive_v due_a heat_n nor_o nourishment_n if_o at_o least_o nourishment_n come_v immediate_o from_o the_o blood_n to_o any_o part_n but_o the_o root_n of_o the_o nerval_a tree_n numerous_o disperse_v through_o the_o cortex_fw-la which_o vessel_n though_o penetrate_a ever_o so_o deep_a if_o they_o chance_v either_o to_o open_v be_v break_v or_o become_v relax_v whereby_o they_o may_v let_v go_v some_o of_o the_o substance_n they_o carry_v after_o the_o manner_n by_o and_o by_o to_o be_v allege_v it_o be_v obvious_a must_v soon_o supply_v the_o matter_n of_o a_o considerable_a inundation_n if_o i_o may_v so_o call_v it_o of_o the_o blood_n or_o those_o
it_o be_v urge_v on_o by_o the_o impulse_n from_o the_o heart_n and_o then_o it_o be_v obvious_a that_o all_o the_o regular_a motion_n and_o secretion_n there_o necessary_a to_o animality_n must_v immediate_o be_v interrupt_v the_o passage_n design_v for_o carry_v select_a substance_n be_v thus_o both_o enlarge_v and_o fill_v with_o heterogeneous_a and_o gross_a one_o which_o make_v up_o the_o much_o great_a part_n of_o the_o blood_n so_o that_o hence_o three_o what_o be_v call_v the_o contain_v cause_n be_v easy_a to_o be_v collect_v viz._n some_o matter_n either_o discharge_v out_o of_o the_o sanguiferous_a vessel_n upon_o the_o substance_n of_o the_o brain_n or_o else_o fill_v and_o distend_v they_o and_o thence_o compress_v the_o side_n of_o the_o passage_n in_o it_o this_o may_v either_o be_v 1_o st_z the_o blood_n in_o its_o whole_a substance_n whether_o good_a or_o impure_a since_o in_o either_o constitution_n it_o may_v if_o either_o congest_a in_o too_o great_a quantity_n or_o too_o impetuous_o move_v get_v out_o of_o its_o vessel_n or_o else_o so_o distend_v they_o as_o to_o produce_v the_o mention_a effect_n or_o 2_o dly_a some_o viscouse_n matter_n proceed_v from_o the_o serum_fw-la become_v less_o spirituous_a who_o particle_n therefore_o be_v dispose_v to_o lay_v hold_v one_o of_o another_o and_o so_o to_o grow_v clammy_a and_o consequent_o unapt_a to_o pass_v along_o the_o usual_a tract_n but_o apt_a to_o stick_v in_o the_o laxer_n interstice_n between_o the_o artery_n and_o vein_n in_o the_o habit_n of_o the_o brain_n to_o which_o more_o be_v continual_o bring_v by_o the_o continual_a motion_n of_o the_o blood_n may_v by_o a_o likeness_n of_o substance_n still_o associate_v itself_o till_o it_o come_v to_o a_o congestion_n great_a enough_o to_o cause_v such_o a_o obstruction_n as_o may_v at_o last_o hinder_v the_o circulation_n or_o at_o least_o the_o separation_n of_o such_o substance_n from_o the_o blood_n as_o must_v actuate_v the_o brain_n and_o nerve_n from_o such_o a_o cause_n too_o inflammation_n which_o be_v some_o of_o the_o acute_a as_o well_o as_o the_o most_o frequent_a sort_n of_o distemper_n that_o assail_v we_o often_o arise_v and_o it_o be_v general_o to_o be_v observe_v that_o in_o pleurisy_n anginas_fw-la etc._n etc._n the_o blood_n be_v exceed_o viscous_a which_o quality_n in_o it_o dispose_v it_o to_o obstruct_v must_v therefore_o when_o that_o happen_v cause_n a_o congestion_n all_o about_o the_o blood_n incessant_o arietate_v against_o that_o place_n and_o thence_o soon_o a_o inflammation_n or_o 3_o dly_a a_o great_a collection_n than_o usual_a of_o the_o fluid_fw-la serum_fw-la in_o the_o blood_n though_o not_o dispose_v to_o viscosity_n but_o instead_o thereof_o grow_v too_o sharp_a which_o thence_o may_v be_v very_o apt_a to_o make_v its_o way_n through_o the_o passage_n in_o the_o habit_n of_o the_o brain_n who_o natural_a make_n may_v keep_v out_o a_o less_o thin_a serum_fw-la such_o as_o belong_v to_o the_o blood_n due_o constitute_v but_o can_v this_o in_o regard_n its_o particle_n be_v perhaps_o become_v less_o than_o the_o diameter_n of_o the_o pore_n of_o the_o vessel_n it_o be_v natural_o carry_v into_o or_o else_o these_o pore_n may_v come_v to_o be_v so_o dilate_v by_o mean_n of_o the_o continual_a lancination_n that_o the_o resistance_n of_o their_o side_n may_v soon_o come_v to_o be_v overpower_v or_o 4_o thly_a polypous_a concretion_n those_o infelicia_fw-la aegri_fw-la cordis_fw-la germina_fw-la as_o wepfer_n call_v they_o which_o have_v their_o construction_n from_o the_o fibrous_a part_n of_o the_o blood_n who_o make_n be_v oblong_o and_o ramous_a number_n of_o they_o may_v happen_v to_o associate_v in_o the_o heart_n too_o strict_o and_o be_v when_o once_o thus_o associate_v unapt_a to_o be_v dissolve_v must_v make_v carneous_a concretion_n there_o where_o be_v radicate_v they_o may_v grow_v to_o a_o considerable_a bulk_n and_o length_n and_o diffuse_v themselves_o all_o along_o the_o artery_n to_o a_o great_a length_n the_o manner_n of_o who_o production_n the_o accurate_a malpighius_n de_fw-la polypo_fw-la cordis_fw-la have_v very_o curious_o describe_v these_o wepfer_n suppose_n may_v make_v a_o apoplexy_n on_o a_o double_a account_n viz._n either_o entire_a or_o break_v the_o former_a way_n by_o be_v propagate_v from_o the_o heart_n up_o to_o the_o entrance_n of_o the_o carotide_n and_o vertebral_a artery_n into_o the_o skull_n which_o vessel_n be_v extensive_a before_o let_v the_o blood_n pass_v by_o these_o polypi_fw-la up_o to_o the_o brain_n before_o they_o reach_v those_o perforation_n of_o the_o skull_n but_o when_o once_o they_o do_v that_o the_o artery_n be_v confine_v by_o the_o bone_n through_o which_o they_o pass_v must_v be_v total_o stop_v by_o they_o and_o so_o the_o blood_n be_v prohibit_v from_o come_v to_o the_o brain_n a_o apoplexy_n must_v according_o to_o he_o follow_v which_o supposition_n indeed_o if_o it_o can_v be_v demonstrate_v will_v prove_v the_o great_a instance_n of_o his_o assertion_n that_o apoplexy_n may_v proceed_v from_o a_o denegation_n of_o blood_n to_o the_o brain_n but_o beside_o that_o it_o be_v hard_a to_o conceive_v all_o these_o four_o artery_n shall_v be_v stop_v at_o once_o by_o this_o cause_n which_o if_o they_o be_v not_o the_o blood_n come_v by_o any_o one_o will_v be_v diffuse_v by_o mean_n of_o the_o anastomose_v all_o over_o the_o brain_n for_o the_o continuance_n at_o least_o of_o the_o animal_n action_n though_o perhaps_o in_o somewhat_o a_o low_a degree_n it_o seem_v moreover_o probable_a that_o this_o shall_v rather_o be_v rank_v under_o the_o class_n of_o cardiacal_a syncope_n who_o symptom_n be_v very_a like_o those_o of_o a_o apoplexy_n and_o so_o many_o and_o large_a polypi_fw-la as_o must_v effect_v this_o will_v in_o likelihood_n kill_v by_o hinder_v the_o circulation_n through_o the_o heart_n before_o they_o can_v grow_v to_o the_o length_n and_o bigness_n requisite_a to_o cause_v this_o obstruction_n but_o the_o other_o way_n by_o which_o he_o suppose_v a_o obstruction_n from_o they_o may_v come_v be_v the_o break_n of_o they_o off_o be_v grow_v fracid_a which_o happen_v the_o course_n of_o the_o blood_n must_v carry_v they_o on_o into_o those_o narrow_a passage_n whereby_o it_o may_v be_v presume_v there_o will_v follow_v such_o a_o sudden_a obstruction_n as_o must_v produce_v a_o irremediable_a apoplexy_n do_v not_o his_o instance_n of_o james_n knoll_n evince_v the_o contrary_a who_o though_o the_o artery_n in_o his_o brain_n be_v full_a of_o they_o yet_o have_v never_o any_o touch_n of_o a_o apoplexy_n unless_o we_o shall_v suppose_v those_o be_v not_o true_a polypi_fw-la which_o as_o i_o say_v be_v general_o of_o a_o carneous_a nature_n and_o radicate_v in_o the_o heart_n but_o only_a association_n of_o viscous_a substance_n in_o the_o degenerate_v blood_n form_v in_o those_o place_n where_o he_o find_v they_o but_o indeed_o it_o seem_v probable_a that_o if_o any_o of_o these_o break_a polypi_fw-la get_v into_o the_o narrow_a passage_n of_o the_o artery_n in_o the_o brain_n they_o may_v cause_v such_o a_o stop_n of_o the_o blood_n there_o that_o it_o not_o find_v its_o usual_a way_n open_a may_v by_o the_o impetuosity_n of_o its_o motion_n make_v itself_o a_o new_a one_o into_o the_o substance_n of_o the_o brain_n so_o that_o from_o any_o of_o these_o cause_v the_o blood_n in_o its_o circulation_n pass_v as_o i_o have_v say_v irregular_o through_o the_o brain_n may_v if_o this_o part_n happen_v to_o be_v more_o than_o usual_o susceptible_a of_o a_o impression_n from_o it_o either_o deflect_v into_o the_o lateral_a yield_a recess_n in_o its_o habit_n or_o by_o reason_n of_o a_o partial_a obstruction_n of_o the_o vessel_n distend_v they_o since_o be_v impel_v in_o the_o usual_a quantity_n but_o deficient_o transmit_v there_o must_v quick_o follow_v such_o a_o congestion_n that_o either_o a_o stagnation_n of_o it_o in_o the_o vessel_n must_v happen_v or_o a_o exudation_n of_o some_o part_n of_o it_o through_o the_o widen_v passage_n or_o else_o if_o the_o impulse_n prove_v to_o be_v more_o violent_a a_o laceration_n of_o they_o from_o whence_o come_v a_o extravasation_n which_o will_v be_v continual_o increase_v from_o the_o continual_a impulse_n upon_o part_n thus_o become_v unfit_a to_o resist_v the_o motion_n but_o of_o these_o cause_n of_o apoplexy_n especial_o those_o which_o prove_v most_o fatal_a the_o effusion_n of_o blood_n mention_v seem_v to_o be_v the_o most_o usual_a though_o as_o i_o see_v not_o but_o the_o distemper_n may_v as_o i_o say_v proceed_v from_o only_a a_o congestion_n so_o possible_o this_o may_v be_v that_o from_o which_o most_o recover_v that_o do_v at_o all_o however_o by_o continuance_n it_o may_v prove_v as_o dangerous_a as_o be_v the_o beginning_n of_o that_o by_o effusion_n and_o a_o stop_n of_o the_o