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Show 1 17»d _ 5/7 conceal/20m am] Coma/flue Motions. m Book III. fl, Hating in fome manner treated you with the Pathology of the point of Convnlfions, it may not be altogether impertinent to give Brain in you 1me Comm of Convulfive Motions, which are fo near akin to Convulfions, rim flyilili‘rrlrsdquZd account they are promifcuoufly ufed for each other by Learned Authors. Bum 0f Cantu/from rim! Canon/flue Motions. >#"' " ' ' "~" *‘g a Malignant Fevers‘, and Hyfiericlt paflions; as to Epilepfies, their fym. Thcnmm, ptoms are as finpendolrs as their cauies and nature intricate; whence 31315;: anfe great Controverfics both of parts affected, and the manner how the mctinrisis Difeafe is imparted to them; many do aflign its chief fear to the Brain, gig-imm- yi‘qlipnwl- a {hjé‘t genre, I humbly conceive they differ b ,th ‘in their Caufes and Sym. Ventricles, and Coats of it; others to the middle and lower Venter, of ptoms; The Obnvulfions flowing from a more thick Matter, are not eafiii, thaken off, which forcibly detein the Mufcnlar parts in one contradcd Zé‘é‘lfifiififi fiiff pofiure, whereas Convulfive Motions do proceed, as I conceive, from motiorisaiid fome fubtle Vaporous Matter quickly infinuated all along the Filaments the Difeafe, which being confideer in its Paroxyfm, is more univerfal jn‘ and fpeedily difcnfied through the Extremities of the Nerves and Tendinou; Fibres, by many violent contraéiioiis of the Mufcles, which have thereupon frequent intervals of reft, by the difcharge of the Matter, till newacceihom are made by the Morbifick Matterinfec'iing the Animal Liquor, impelled into the Nerves and Fibres, which giveth them a frefh trouble, caufing many brisk concnflions of the Mufcles,which by divers great comprcflions empty the Tendinous Fibres of Spirituous Saline Particles, and the Carnous of Nitrofulphiireous, till they receive new fupplies of Nervous and Purple Liquor from the Brain and Heart, by the mediation of the Nerves and Arteries. Cnnynlfirc Hence may be afiigned the reafon of Convulfive Motions, which fomt~ 3.1321"533$: times are derived effentially from the Brain by an ill Diathefis of Humor; 33?;('55:? imprinted in the fubftance of it, creating an habitual weaknefs, "hereby it is rendred uncapable to exterminate the noyfome Particles of the Blood7 (by the In ular Veins) which are received and lodged with the Animal Liquor in Pores o? the Brain, which is fometimes fo highly provoked by the trouhit Caufes and Fymptoms of the Difeafe, and fhaddow unto you the Rate of Extent, and fevere in its Nature, whence the fubtle Particles of the Animal Latex, commonly fiyled Spirits, in reference to their Volatil Spirituous nature,are the chiefCucfis ofthe Brain, and are fiercely and inordinately moved, drawing into confcnt their neighboring parts inhabiting both the Mednllary and Nervous Appendages, and thereby as it were, conjure up finpendous fiotms and tempefis made up of great impure Vapornus Matter darting: it felf into the Serous Liquor Of the Brain, Which is thence Violently forced into itsNervons outlets, caufrng as it were a Hurricane, making fuch a violent contufion of the Nerves and Fibres, that it {triketh down the Patient in the twinkling of an Eye,with admirable violence to the ground, where he laborcth under great vibrations ofthe Head and Neck, grindings ofthe Teerh,froth about the Month, frequent motions of the Limbs againPt the ground, and now and then the ‘Prrcordia and Hypoconders are puffed up with great and frequent firokcs upon the Breaft; So that the 'Precord'ia being Convulfed,can make but difotderly Contractions, and the Blood ready.to quit its motion to the great oppreflion of the Heart, threatneth the putting out of the genf tie flame of Life; whence the Patient not by any direction of the \Vill, but of the Matter it felf ; and fometimes webementibm animi patbemtir, where- a meet infiinft of Nature, giveth many repeated firokes upon the T/Jllrdx' in the Brain being highly molefied, endeavom-eth to free it felf by forcing the Heterogenous Particles embodied with the Animal Liquor into the Net- whence arife brisk concufiions of the Precordia, which prove as fo many folli- vous and Tendinous Fibres, producing great vibrations of the Mufcles. gghiiiifiin. And Convnifive Motions are not only generated primarily and clientialiy cccdfrnmtlic from the Brain, by reafon of an habitual Weaknefs and ill difpofition, which habitual . s . . . . . "veakm-fgof is. fometime s hereditar y, infecting the Seminal Matter, the firfi prinCiple oi.' ‘Thgic'gfxggk the Brain propagated from Parents, but alfo from an acquired debility oi "WNWthc Brain, communicated to it, 1i imbecil/italir cerebri recipiemir rut 'I/ilifi red from an . TiiiuittcilIdebi» jimguim‘r. mallduniif, when its impure Particles are not difcharged by ‘11? iyo LI: 3:13,"!an ,mmmglm :35"?ng :1": £1223? iii: which I will give you account hereafter, in the Parts afiieéted, and the Lyinphreduéis, as fome are of an opinion, or~in the return of the Blood by the Veins or excretory chfels, by Sweat and infenlible tranfpiration', where upon the Morbifick Matter is impelled into the Brain by the internal Carotide Arteries, whence the whole mafs of Blood is infected with avert?!lam nature, as in Malignant Fever-s, and Scorbutick and Cacochym iclt habitquf Bodies, as alfo in Virulent Abicefies and Ulcers of the szcera, whence "lie great Ebullitions of the Blood, whofe Vencnate impure Miafms are carried citations to revive their drooping motions, to redeem the Blood from Fragnation, and the Heart from its load and perplexity; fo that fometimes all thefe fad Scenes are quickly changed, and afterwards are reprefented more pleafant Interludes of cafe and repofe. And now I will. omit any farther difcourfe of this Difeafe, defigning to give a more full Hifiory in the next Chapter. And in order to give you a more clear and general account of Convnlfive motions (which highly aggrieve the Brain, and its rational and-fenfitive fllné‘tions) two confiderables do chiefly offer thcmfelves, the Subieét, and the Caufes of this Difeafe: As to the firf't, I humbly conceive it to be the tender fibrous Compagc of the Brain, which being'endnedwith'acute fenfe, ‘T'Lilcnf'gllififof '5 liable to many preternatural and irregular motions, lometimes of the mm", Fibrils, other times of the middle and extremities of the Nerves, befetting the Brain, Vifcem, and other parts of the Body. In Malignant Fevers and other Difeafes of_ the Body, the Venenate h t (joni'uliii'c motions. out of the Ulcered Spleen by the Splenick Branches, into the For/a and Cam, and out ofthe Abfceffes of the liver iinmediatelv into the 01st and Mi" by the right Ventricle of the Heart, into the Ptilmonary Artery and Vein, into the left Ventricle and the Aorta, but in the Abfcefl‘es of the Lungs 1‘ bath a fliorter cut when the Ulcei‘ous Matter is immediately conveyed by the Pulmonary Veins into the left Ventricle, and thence by the afcendtflt Trunk of the Aorta, and internal Corides into the Brain, whence thefe lm‘ PUl'lfiC-Q» When they cannot be otherways difcharged, are hurried with 1h: Animal Liquor into the Nerves and Fibres, canfing impetuous motions 0ft 6 nature, as alfo other faline and fulphureous Particles-of theBlood, do in661 the Nervous Liquor in the Cortex of the Brain, which being entertained into the extremities, do highly diforder the origens of the Nerves, and as the Animal liquor (tainted with heterogeneous Particles) is farther tranfinitted into the fibrous Compage of the Brain, and other more temore parts of the middle and lowefi: Apartiment, it violently annoyeth the middle and body of the Nerves, as infefiing their numerous Plexes; Ahd when the irritating Humors are carried into the Mufcles and remhote C oafis of the Body (affecting ‘ the inem brafious and rendinous p arts) t ey Mnicles, \Vliichareinof‘t fignrlly confpicuons in Lthe Difl-afcs of Epikdpiif' may be properly faid to be feared in the extremities and terminations of the fircmoliom The Gives. ana- Thtbv'ra d middle of th, Nervescontuned in consumers, In; Efrain;.i e "chitin?" 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