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Show "733an \ C H A P. N Book III. 0f the h/ledulla Spinalis, or Tit/3 oftbc Back. 1071 ward toward the Cortex, and make a decuflhtion with thofe lowm ones of [he Fornixg Thefe Fibres do not run all in length) but making many near LVIII. a proaches to each other, item to be a bundle, and then divide again, and tending to the {ides of the Bram, make divers incruciations one with an- other, as is plainly confpicuous in rPifrc Carrbaria : and thefe in proba- 0f the Medulla Spinalis, or ‘Pir/J of L110 19401;. H E Medal/a Spinalis was fo entituled by the Antients, (asl conceive\ The [Helium Spimzhr hath not the nature char- I becaufe after a manner it refembleth Marrow, as it is contained in the Cavity of the Bones, though in truth it doth no way participate the nature of Marrow, whence Hipacrater, not without reafon, difclaimeth this LOW- Name in his Book, are: away, at; an 97. now; ,9 who" an auto; ow, t ,4), MM; 1",, bility may have a continuity with the anterior part of the Medulla Spi» min, which Malpig/Jim yudgeth to be their principle and after a mum net hr thus illul'trateth in a Cabbage-plant, whofe {talk in its Skin, Coriex and Pith, refembleth in fonie fort, the {trong Ligamentous, a d other ThCFibrcscf coats, and pulpy fubfiance of the ML'dfllla Spinalis; and alfo out of the {talk gingxifulljf‘ll‘ {prouteth the Iorbicular Head of the Cabbage, compofi'd of great variety of ffmfiga foliagepne being, rarely enwrapped within another, but it is altogether unlike C‘bb‘g" in Figure and fo dings ofthe diverfe foliageto the compage ofthe Brain, in re- "was, a; a 7mm a'mim mm E! proptererz neqice nomen Medullm ez‘ nitrite drum: fitbeing part of the Brain, is ofa vifcous nature, no way confifting of fat 0in Particles, capable to be melted, and refolved ( as Marrow) into a flame, fcrence to its feveral Membranes, Cortex, Corpus calla/inn, Speculum lui'ia'nm, Famix, \‘entricles, Medal/:1 oblongata, and the other Procefl‘es, which are f0 many plicatures of the Brain, either finely encircling each other, or inclofed at leall in fome part one within another; out of the Cabbage-trunk the‘ though highly afied by an intenfe Fire; but Ufe being the great Mailer and Arbitrator of Language, I will take the freedom to keep the old appellative, as bell underflood ; f0 that the Medal/a Spinalir, or Ccrelmmz clog/1mm farms Nittrit'im is conveyed by forne Sap-veffels, both into the fubf'tance of the Stalk, and by other Fibres, into the outward and inwal‘d foliage ofthd Cabbage-Head, at once giving nourilhment and enlarging their dimenfions, it, cum mil/i alleri reliquvrum oflium Medulliefimilirfit, Thc fifzilullu .rpimlir is an The MdnllrSpimlir slonsation of being a continuation of the Mealullrz oblongdta, to its Origen, is derived the fifcdltllil. thence as being a Neck, or long Procefs of it; but as Bauhimx will have it, it is made up of Four otbicular Proceffes, the two greater proceed from Emimm the anterior part of the Brain, and the other leffer ones from the interior P""‘"°FF°‘" part of the (eyelid/um, which are united in the Medulla Spinali/r, contained nrbirular Pro CL lies. within the Skull. And the pituitous recrements dif'tilling from the Third into the Fourth Ventricle ( when too much bnrthcned ) do comprclfe thofe tender prodnélions, the prime roots of the Medulla, intercepting the efllux of the Animal Spirits into the Spine; and if the compreHion be univerfal, it begetteth an Apoplexe, but if only of the Proceffes of one fide, it produceth a Pallie. Learned Bimbo/inc reviveth an old Opinion, which Galen refuteth in his allangata. The [Medium Emilia, or Pith of thc Book Den/u partium; that the Mcdulla Spinalis is the Origen of the Brain, [he Orig", of and the Brain is not an ficeruu'swuc branched out of the Medulla Spindle, asif The Main '11 innah'x is not the Brain, motion of the ferous Liquor in the Brain is acted in acontrary manner, asit The manner 15 tranfmitted out of the capillary Arteries into the Cortex of the Brain, '33:: muff; where it is depurated, and frltred, as per Manitam Hypotratir,and then received gzptgrc‘ggfg paflage of the Brain, into the more large and freer fpace ofthe Skull, WhiCh mined through the feveral plicatures of the Brain into the Medulla Spinalir, contained within the Skull, and thence the Animal Liquor dii‘tilleth downward into the more narrow parts of the Medulla, enclofed within the fafe and rare repofitory of the Spine 5 f0 that the Inflance which ingenious Malng- And of the fame fcnfe with that of Learned Bart/Joline, is this of ingenious Mitipigbim, allerting the mcdullary Proceflcs of the Brain to be gCom- oFMi ' psige, made up of many linall flattilh round Fibres, vifible in the raw and boiled Brain UfSllefp, Bullocks, and the like, but mofl eminent in the hinnation "the by Fibres downward ; the roots of the Plant (boo: into fmall Fibres diITemi- The manner mated in the Earth, from whence the Sap being firained through the Skin, ghiniiiigiinfi. and "Parenchyma of the Cortex, as through a Colatory, paffeth into the lignous Effflr‘mf Body and Pith,and from thence gradually moveth upward, made in the veffels 3:31"?ng by an Appulfe ; becaufe one Particle of the Sap prelfeth the other forward, till dcrxrom that itlandeth in the Cabbage-head, and bedeweth the feveral enwrapments of oracabbasc' , Leaves by minute Fibres, branched through their whole fubflance. But the into the roots of the Fibres (there taking their firf't rife, and afterward tranf- rm "emf. Anfraéim in the Cortex of the Brain.Tmmmm inverted in the Brain from that of the Cabbage, in which the Sump: nutritim firll: moveth from below by Fibres upward, and in the Brain from above that great fluid fubl‘tance of the Brain {hould be fqueezed through the narrow l‘queezing, the Author conceiveth‘, to be the caufc of the many Gym and Tl ePithoF thtBack. till they arrive their uttnoft im‘. but the motion of Alimentary Liquor in the Fibres ofthe Brain, is performed in a different courfe, the Order being der Region of the .Ml'dulla Spizmlir, contained within the Skull 5 from which Exam, as from a largecolleélion of Fibres, thofe derive their Origen, and are dlf‘ feminated through the fubf'tance of the Cerebrum and Cerebellmir, and being propagated from the Four reflex appendages of the Mednl/J, varioufly pr" themfelies up and down here and there through the inWard Recefles 3" ambient parts of the inedullary fubf'tance of the Brain, till at lafi tlT‘v‘l'lol-c themfclves with numerous divaricat'io‘ns in the Cortex, in the Seeling of [he Brain_ai1d Ventricles, the Fibres incline toward the holes, and alfo branc thcmlclres into the Fomix, which may be difcovered in fome 'reater Fillh in which finne part of the Fibres, which creep over the Ventricfes, tend "P" war oFthcnttKahlil? affix"; Egg???" I'm gave in the Cabbage, to illuf'trate his Opinion, That the Brain, and Careell'm'i Are appendices of theMedulld, I humbly conceive is of no validity, hecaufe the fimilitude doth not quadrate; As the Fibres of the Plant have their Progrefs Upward through the f'talke to the head of the Cabbage, but the Fibres 0f the Brain are implanted into the Cortex, where they have their princi- ple of Radication, and are f0 many roots, from whence the Fibres are proEarned, Firlt to the Medulla within the Skull, and fo downward to that of the SPinewhieh plainly evidence, that the Fibres do borrow their birth-right from t eCorIex, and are thence diflributed through the medullary fubf'tance of the Bram, t0 the MEdullrl Spinnlis, a Procefs or elongation of the Brain. And the Opinion of Ingenious Bartholine, and the other Learned Author, I hUmhly Conceive, is fuller of exuberant phantacy, then folid judgment, by wall)" it feemeth very improbable that the Brain lhould be propagated frolrp S 12 t 5 , $32223: imin‘ggx :ggthggouthse his Brindiq- if (slim: w |