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UMBILICA L CHORD. CHE gelatinous humour, With Whicli the cellular substance of the umbilicat chord is sonaetimes
posed of the arteries of the cellular substance, Milich constitute the vagina of the umbilicat
The UsE of this jelly. It appears to defend the. umbilicat velleis, test they be compressed during. parturition. Is it absorbed by the lymphatic ves- scis of the umbilicat chord, and carried to thebitus sor iis greater nourissament ρ
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I. It lubricates the body of the scelus, that it may illi more ease pass in labour. a. During pregnancy, the body of the scelus is defended by this Varnim, against the maceratingpower of the liquor amnii.
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of the FLUIDs of the HUMAN BODY.
THE dark green excrement, contained in thelarge intestines of the foetus.
It appeam to ORiGINATE frona the bile and istolinat mucus; for the meconium is present, When ille sirit secretion os the bile takes place in thesintus: and in monsters, Who Want me liver, instead of meconium, a litile discoloured mucusonly, is i und in the intestines. SMEI L: None. TASTE: Nothno n. CONSIST-ΕNCE: Puttaceous and viscid. GLOUR: Darkgreen. QUANTITY : SOme OUnCeS. USΞ : The meeonium keeps the large intestines en, and prevenis their concretion. Aster birili, it is elimina ted through the orifice of the anus.
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THE unctusus humour, contained in the capsular ligamenis and articulations of the bones. The SYcRETORY ORGAN is composed os theglandue, siluated in peculiar foveoli in the
ressed by the heads of the bones. There ano nixed with tbis liquid, an aqueous vaporer, secrete y the arteries of the capsular ligament, WVhen in too great a quantity, is absorbed by ymphatic vestieis, opening into the cavi y O
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QUAN Tl TY : ΜOre or tesse, according to thesiae of the joint. It is greatest in the articulation of the femur and krael. It uiriles with cola realer, and v, hen agitates, froths, by reason os iis albuminous principie It lactesces With boi v mater, and in part Coagulates. It also in part coagulates With a bes of
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118 The CHEMICO-PHYSIOLOGICA L Doctrine It becomes greeri Wittis rup of violeis; andrenders time mater turbid. Syrio via is not changed by aerated athali; but bycaustio at ali it is rendered more fluid. Di ted synoxia and iis sibi oris precipitate are dissolved mille sume manner.
A floccous substance is precipitaled from synovia, by the concentraled minerat and vegetable acids;whicli, is again dissolved in acidS not concentraled. The diluted minerat acid and acetum, CoagUlate synovia, and the solution gradually becomes Clear, aneti depositing iis fibrous precipitate. CousTITUENT PRINci PLEs: Two hundred arideighty- eight grains os oX's synovia, contain, Nater, two hundred and thii ty grairas. Os a common albi inous principis, thirteen gratias. a particular albuminous principi , thirly-som
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The UsΕ OF SYNOVI A. i. It lubricales the cartilaginous sui faces of the articulatory bones, to prevent their beingrubbed down by molion: thus it facilitates the motion of the articulatioris, and impedes the dis agreeabie strepitus, or creeking, during their motion. a. It pretenis the concretion of the articulated bones frona long rest.
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aeto The CHEMICO-PHYSIOLOGICAL Doctrine
The SE RETORY ORGAN appears to be formed of the vesieis of these staealtis. The abundani Juiceis absorbed by the oscula of the lymphatic yesteis QUALITY : Oily and niueous. A great quantity is collected in the forin os albumen, in the tumours attaching the Vaginae of the tendons of the carpus, Whicli are called ganglions. UsE: To lubricate the tendons for motion, andio defend them irona concreting With their Vaginae.
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I II E MARRON OF BONES. HE fiat substance, contained in the medulla
cavilies of the long cylindrical bones. The olly juice, found in the spongy substance of the littie, and in the extremities of the longlarge bones, is called the luccus medullaris, Ornaedullary juice. The SEc RETORY ORGAN is sol med by the arteriolae, of the very minute celis, enclosing a thinoli, like very snaali globules, whicli constitutes the medulla, or marrow of bones. .d he tr in s of these s mali arteries run to peculiar Geous fora miliuia, penetrating the medulla of the bones.