Quain's elements of anatomy . THALAMENCEPHALOK 323 mferpositum, which overHes the third ventricle as well as the largerpart of the optic thalami. The epithelium follows all the inequalitiesof two fringed vascular tracts (choroid plexuses) which project down-Avard from the membrane ; and, therefore, becomes torn away whenthe pia mater is removed. At the white stria on either side it iscontinuous with the epithelium covering the lateral Fig. 290.—Eight half of the encephalic peduncle and cerebellum as seen fkohTHE inside of A MEDIAN SECTION (Allen Thomsou after Reichert). TI, right optic
Quain's elements of anatomy . THALAMENCEPHALOK 323 mferpositum, which overHes the third ventricle as well as the largerpart of the optic thalami. The epithelium follows all the inequalitiesof two fringed vascular tracts (choroid plexuses) which project down-Avard from the membrane ; and, therefore, becomes torn away whenthe pia mater is removed. At the white stria on either side it iscontinuous with the epithelium covering the lateral Fig. 290.—Eight half of the encephalic peduncle and cerebellum as seen fkohTHE inside of A MEDIAN SECTION (Allen Thomsou after Reichert). TI, right optic nerve ; behind it the optic commissure divided : III, right third nerve ;YI, sixth nerve ; V 3, third ventricle ; Th, back part of the thalamus opticus ; H, sec-tion of the pituitai-y body ; jj, j^ineal gland ; below its stalk is the posterior commissure ;c a, anterior commissure divided, and behind it the divided anterior pillar of the fornix ;I c, lamina cinerea ; i, infundibiilum (cavity) ; t c, tuber cinereum ; behind it the corpusalbicans ; /, mark of the anterior pillar of the fornix descending in the wall of the thirdventricle ; c m, commissura mollis ; s p, stria pinealis or jjeduncle of pineal gland;Q, lamina quadrigemina ; a s, aqueduct of Sylvius near the fourth ventricle ; cr, cmscerebri; P V, pons Varolii ; M, medulla oblongata ; and behind these the cerebellum. The third ventricle is lined like the other cavities alre
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Keywords: ., boo, bookcentury1800, booksubjectanatomy, booksubjecthumananatomy
