optic ventricle

optic ventricle
a cavity in the brain, one in each optic lobe

Dictionary of ichthyology. 2009.

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  • ventricle — 1) a heart chamber collecting blood from the atrium and delivering it to the conus arteriosus and mediating the second, major component of the heart beat. The ventricle is a thick and muscular chamber with a small opening into the bulbus… …   Dictionary of ichthyology

  • Optic radiation — Brain: Optic radiation Colour coded diagram showing radiations in quadrants from retinal disc through the brain Latin radiatio optica NeuroNames …   Wikipedia

  • Optic recess — Brain: Optic recess The hypophysis cerebri, in position. Shown in sagittal section. (Optic recess labeled at upper right.) …   Wikipedia

  • Optic tract — Brain: Optic tract The left optic nerve and the optic tracts. Latin tractus opticus Gray s subject #189 814 …   Wikipedia

  • Ventricle — A ventricle is a chamber of an organ. For example, the four connected cavities (hollow spaces) in the central portion of the brain and the lower two chambers of the heart are called ventricles. * * * A normal cavity, as of the brain or heart. SYN …   Medical dictionary

  • optic thalamus — Thalamus Thal a*mus, n.; pl. {Thalami}. [L. thalamus chamber, Gr. qa lamos.] 1. (Anat.) A mass of nervous matter on either side of the third ventricle of the brain; called also {optic thalamus}. [1913 Webster] 2. (Bot.) (a) Same as {Thallus}. (b) …   The Collaborative International Dictionary of English

  • Third ventricle — Infobox Brain Name = PAGENAME Latin = ventriculus tertius cerebri GraySubject = GrayPage = Caption = Scheme showing relations of the ventricles to the surface of the brain. Caption2 = IsPartOf = Components = Artery = Vein = BrainInfoType = hier… …   Wikipedia

  • floor of third ventricle — the inferior interior surface of the third ventricle, formed by the optic chiasm, the tuber cinereum, the infundibulum, the mammillary bodies, and the posterior perforated substance …   Medical dictionary

  • torus semicirculari — enlargements of the posterior floor of each optic ventricle separated by the valvuli cerebelli, q.v …   Dictionary of ichthyology

  • nervous system, human — ▪ anatomy Introduction       system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …   Universalium

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