roof of third ventricle

roof of third ventricle
the tela choroidea ventriculi tertii and the ependyma, which form the superior covering structures of the third ventricle.

Medical dictionary. 2011.

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  • 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

  • Fourth ventricle — Infobox Brain Name = PAGENAME Latin = ventriculus quartus GraySubject = 187 GrayPage = 797 Caption = Scheme showing relations of the ventricles to the surface of the brain. (Fourth ventricle labeled at bottom center.) Caption2 = Drawing of a cast …   Wikipedia

  • 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

  • tela — 1. Any thin weblike structure. 2. A tissue; especially one of delicate formation. [L. a web] t. choroidea [TA] that portion of the pia mater that covers the ependymal roof or, in the case of the lateral …   Medical dictionary

  • Ventricular system — Brain: Cerebral ventricles Scheme showing relations of the ventricles to the surface of the brain …   Wikipedia

  • Choroid plexus — Brain: Choroid plexus Scheme of roof of fourth ventricle. The arrow is in the foramen of Magendie. 1: inferior medullary velum 2: Choroid plexus 3: Cerebellomedullary cistern of subarachnoid cavity 4: Central canal 5: Corpora quadrigemina …   Wikipedia

  • Foramen of Magendie — An opening from the fourth ventricle, which is one in a system of four communicating cavities called ventricles within the brain that are continuous with the central canal of the spinal cord. The four ventricles consist of the two lateral… …   Medical dictionary

  • recess — A small hollow or indentation. SYN: recessus [TA]. [L. recessus] anterior r. a circumscript deepening of the interpeduncular fossa in the direction of the mamillary bodies. SYN: recessus anterior [TA]. anterior r. of tympanic …   Medical dictionary

  • plexus — A network or interjoining of nerves and blood vessel s or of lymphatic vessels. [L. a braid] abdominal aortic (nervous) p. [TA] an autonomic p. surrounding the abdominal aorta, directly continuous with the thoracic aortic p. superiorly and …   Medical dictionary

  • velum — 1. Any structure resembling a veil or curtain. SYN: veil (1), velamen, velamentum. 2. SYN: caul (1). 3. SYN: greater omentum. 4. Any serous membrane or membranous envelope or covering. [L …   Medical dictionary

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