A reference handbook of the medical sciences, embracing the entire range of scientific and practical medicine and allied science . extension of the subaraclinoid space, whichcarries with it a pouch orglobose sac ofa r a c h n o i d eaborne on a con-tracted pedicle,the whole beingthrust into thecavity of thesinus. It car-ries before it athin hiycr ofdura mate r(Fig. 990).Thus the arach-noid space isseparated fromthe cavity oftlie sinus onlyby two ^•erythin m e ni -branes and thedi tf u si o n offluid betweenthese cavities isfacilitated. The pill materis a delicatevascular mem-brane whichfollows
A reference handbook of the medical sciences, embracing the entire range of scientific and practical medicine and allied science . extension of the subaraclinoid space, whichcarries with it a pouch orglobose sac ofa r a c h n o i d eaborne on a con-tracted pedicle,the whole beingthrust into thecavity of thesinus. It car-ries before it athin hiycr ofdura mate r(Fig. 990).Thus the arach-noid space isseparated fromthe cavity oftlie sinus onlyby two ^•erythin m e ni -branes and thedi tf u si o n offluid betweenthese cavities isfacilitated. The pill materis a delicatevascular mem-brane whichfollows the con-(ours of the brain very closely and from which the greater part ofthe internal blood-vessels of the brain are derived. Iiilenor quadrigcminalbodyFourth Qer\e Superior medullary\eluin Brachium cotijunctivuni Brachiuni pontis Restifonn body Tela chorioideaLigulaTuberculum cuneatuniClavaLateral funiculus Freuuluui veil Lateral leintiiscus Lingula cerebcUi Fourth ventricle Inferior medullaryvelumChorioid plexusForamen of JIagendie Fig. 994.—Diagram showing the Structures imoval of the Cerebellum. (From -Morriss ^WL. Genu of corpuscallosum Ventricle lucidumCaudate nucleus Anterior pillar of fornixVein of corpus striatum Optic thalamus interpositumVein of Gtilen h. Toid plexus :-ial ventricle — Lj-ra iL— posterior pillar of fornix(under surface) Body of fornix (thrownbackwards) Fig. 995.—Dissertion to show the Velum Interpositum andthe Part^ in Immediate Relation to it. (From CunninghamsAnatomy.) The pia is closely joined to the membranous parts ofthe brain wall bounding portions of the fourth, thirdand lateral ventricles, the two-fold membrane thus formed constituting a tela cliorioidea. A portion ofea<h of these ineinbranes is highly vascular, folded andconvoluted or crumpled downward into the cavity of tlie underly-ing vasculari n vaginationsare the chorioidplexuses. The tela cho-rioidea of thefourth ventri-cle (Fig. 994)is atta
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Keywords: ., bookauthorbuckalbe, bookcentury1900, bookdecade1910, bookyear1913
