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Show _ 30 Of the Liver. Book I. Part III. Book I. Part I ll. the Stomach, and the more thick is feared in the right llypocondrc. Learn- ed Doétor Glyvffun, comparcth the Figure of the Liver, to the Oblique feement of the \Vhitc of an Egg, rendred hard by boiling 5 the upper surfifge is convex and protuberant, and its lower Region concave 5 its part Confiniiur on the right fide, is thicker and more round, and that inclining to the left i; more thin and flattilh, as fit to comply with the adjoyning parts, to Which the Liver is every way fitted. Siliimililli: 1.3m. The Membrane encircling (the fine Compage of the Liver) is very thin, (Lt/hint, Oaflrc iploz'm Sinifirzz, which borroweth fome fmall Branches from the Caul; whereupon it hath gained the {aid Appellative , and where it 1? allocated With the Very; (Form, and refinig upon the Membrane of the CaulJ climbeth tip to the concave part of the Liver, where it entreth into it near the rim 'Porta, and emittetll many Branches in its pallage toward the l iver: As foon as this Artery maketh its ingrefs into the inward Beccll'es of this Bowel, it infinuatcs it felf into the Cap/i114, or common ln~ tegument of the Veffels common to it and the 'Bsz, and emitteth few Btanchtsinto thefubllance of the l iver, as I earned Doflor Glyflm hath oblbrved 9 and fomcrimcs the upper Mefenrerick Artery cntreth into the Liver, and imparteth numerous Branches to the lower part and right fide of it; which learned Dr. Waller NCEdrllil and l, faw at the Dillieétion of a private Body, at Chyrurgeons Hall. .The l~lepatick Artery hath numerous Branches (diltribnted through the "57‘, l lVCl‘) ghaying‘many more Capillaries, which obfetve the Divarications 0f 9:1" of dictum/.1 (ommnmr, and follow its Minute Ramulets, and at laft are included within the Coat of this common Integument; which you may plainly difcover (if you fever thefe Capillary Hepatick Arteries from the "iii-[iii- And five Rivulets take their rife from the Coats of the Stomach, and three Tfl'fhflrarfchcs Eight, Tranlvcrfe, and Oblique Lines) which are f0 clofely interwoven fliilniliitii of the C-a'liack Artery, 'fpringing out of the Defcendent Trunk ofthe Aorm, m fprouting out of the faid Bowel, do Coalefce into one common Trunk of the "Perla, entring the concave part of the Liver about the middle, and then pafling two Inches into it, maketh a common Sinus ( into which the fmall Sanguiduéts do tranlmit their Channels as into a common Cifiern) from whence are derived five Branches, difpcnfcd through the whole body of the Liver. of them do terminate into the Splcnick Vein, the Vita" Venofum, chz i'tttxlm‘ lt hath a foft and reel fubftanee, fomeu‘hat refcmbling Concreted Blood, and is generated ( as l conceive) by the Vital liquor, impelled out of the Terminations of the Arteries, into the numerous Interftices of the Velfels wherein the Blood in its pallagze into the liootsof the Capillary Veins, nivetli a. red Coat to the outward furface of the \ effels, made by thin accretizns of Blood adhering to them. if L‘_ The Veilels: of the Liver are offeveral kinds, as Arteries, Veins, Nerves, lymphadué‘ts», and lixcretory Ducts of divers kinds. 1va AW" 5 The Arteries are but few, being called Hepatiek, and are the right branch yang-133:1: +31 as being a curious Contexture made of many fmall Filaments (pafling in that they item to conftitute one entire lubftance covering the whole body of tlze Liver. {mm}; n "if" 0f the Liver. Cup/Ma) the Ligaments that affix the Arteries to the common Integumenr, which proceed from the Coats of the fmall Arteries, and are not dillemi- tut natcd into the Parenchyma of the Liver, as it is very vilible in the Excarnation of it-7 wherein you may eafily difcern the molt Minute Capillary Arteries, to Terminate into the common Coats of the Velfels, to give them Heat and l ife. '(H‘ ‘9: The Veins of the Liver are of two forts, the Form, and Carla : The lirllt §l;;,f:"f,fc',;[l confilteth Of a thllblC Coat, and hath a firuéture of an Artery in reference Hilarittllgfa‘ra to the Liver, but of a Vein-1n relation to the Stomach, Spleen, 7342167045, nxlidvmgrhc' Caul, Melentery, and Intefiines, in which, for the moll- part, it hathmany ""3" "" finall Branches and Capillaries, as the Roots and Origens of the Q'orta, receia . "Cm vmg Blood out of thofe parts, and importing it into the Liver, as the Cen- iii? 252:31} ter 0f the other Vifcera, Into which the nmghbouring parts dilcharge the 1m, l many {treams of Blood, as tn to a. common Lake 3 whereupon all the Branches fprouting above all the fecond Rivulet, the Gaftrick Vein is molt eminent, iinpartinga Branch to the left Orifice of the Stomach, which encircleth it like a Crown, whence it is called chz Coronaria, the fourth Branch of the ?0¥tfl, coming from the Stomach and Caul, is named Gaflrepiploica Dexmz, and is inferred into the lVlelEnterick Branch 5 and the fifth Stomacick Branch, is that of the ‘fblwm, implanted into the Trunk of the 'Porta. Two Branches taking their rife from the Spleen, do enlarge their Splenick $55,231," Channel, to which four other are conjoyned , Epiploz'r ficxmz, Sim'flm, rhrPWfand and a fmall Branch derived from the @mzcrmr, and the internal meor- hiiilriéiiforns. rhoidal Vein; which according to a vulgar apprehenlion, is thought to tranfmit erculent Blood into the Illlfflilltlm Radium, which oppofeth the lam of Circulation, by reafon the Blood is carried into the Intel'tines by Arteries, and not by Veins: Wheteupon this Haemorrhoidal Vein, difchargeth it felf into the Splenick Branch, as form: will have it, but in truth, doth disburden it felf into the left Mefenterick Vein, that it may be difiinguilhed from the external Hacmorrhoidal Vein, which doth difpenfe its Purple Liquor into fome Branch of the chz Car/a, and f0 into the common Trunk. The Vein: @orta, entreth the Concave part of the Liver, abour the middie, that it might have the advantage of branching it felf into all parts : The entrance of the (Porto is guarded with two Prominencies, called by the Crrrlg ns'm , whence this Vein borroweth its Appellative. The Turin, fome little fpace after it hath made its ingrefs into the Liver, is accommodated with a large Cavity refembling a Ciftern, to give a reception to the llreams of Blood, before it is conveyed into the feveral Channels, The entrance 3,3352%. giggighgm of thrI-ivcr- ( which take their rife from that Oblong Sinus) and are Five in number, Four of which do make many Mmanders and Branches through the lower Region of the Liver, and the Fifth doth terminate with fruitful Ramulets and Capillaries, into the upper Region of the Liver. The Oblong Sinus, or Syltern, attended with many Sanguidué‘ts, is very :12??in confpicuous in a new born Child, or rather Embryo, by reafon of a large fource of Blood moving through the Umbilical Veffels into it, and oppolite to the entrance of the Umbilical Vein, is feared a Venous Channel (tranfmitting Blood into the Cam) refembling the common Trunk of the Aorta, con- joyncd to the left Tunicle of the Heart, and entreth into the C4714, where it is conjoyned to the IllitlrrfiF ( as Doctor Glyflbn hath obferved) and thereabout two other Branches of Veins are derived from the Liver, and enter into the Crew, which may be difcovered, if the Cam be opened in length, whereupon you may fee thefe Veffels perforating the Cat/a; this Venous Channel, fome time after the Child is Born, doth degenerate into a Ligament. The Oblong Sinus. being fomewhat of an Oval Figure, hath many Veins 335$? tranlinitting Blood into all Regions of the Liver. The firll: and 1:53;; $3535" |
