superior colliculus

superior colliculus
superior colliculus n either member of the anterior and higher pair of corpora quadrigemina that together constitute a primitive center for vision called also optic lobe, optic tectum compare INFERIOR COLLICULUS

Medical dictionary. 2011.

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  • Superior colliculus — Brain: Superior colliculus Section through superior colliculus (unlabeled) showing path of oculomotor nerve …   Wikipedia

  • superior colliculus — noun a) A structure on the tectum that receives neural projections directly from the retina. b) The primary area of the brain thought to be involved in saccadic eye movements …   Wiktionary

  • superior colliculus — noun an essential visual center between the retina and the striate cortex • Hypernyms: ↑center, ↑centre, ↑nerve center, ↑nerve centre • Part Holonyms: ↑midbrain, ↑mesencephalon * * * noun …   Useful english dictionary

  • Brachium of superior colliculus — Infobox Brain Name = PAGENAME Latin = brachium colliculi superioris GraySubject = 188 GrayPage = 805 Caption = 1. Taenia choroidea (and lateral: Lamina affixa, Stria terminalis) 2. Thalamus, Pulvinar thalami 3. Third ventricle 4. Stalk of pineal… …   Wikipedia

  • layers of superior colliculus — the seven layers forming the superior colliculus, from outer to inner being the stratum zonale (Layer I), stratum griseum superficiale (Layer II), stratum opticum (Layer III), stratum griseum intermedium (Layer IV), stratum medullare intermedium… …   Medical dictionary

  • Colliculus — (Latin for mound ) can refer to: Anatomy Midbrain Inferior colliculus, the principal midbrain nucleus of the auditory pathway Superior colliculus, a paired structure that forms a major component of the vertebrate midbrain Collicular arteries,… …   Wikipedia

  • colliculus — A small elevation above the surrounding parts. [L. mound, dim. of collis, hill] c. of arytenoid cartilage [TA] the elevation on the anterolateral surface of the arytenoid cartilage above the triangular fovea. SYN: c. cartilaginis arytenoideae… …   Medical dictionary

  • colliculus superior — [TA] superior colliculus: either of the superior (rostral) pair of rounded eminences symmetrically located in the tectum of the mesencephalon, containing reflex centers for visual sensations; called also rostral c …   Medical dictionary

  • brachium of superior colliculus — b. colliculi superioris …   Medical dictionary

  • commissure of superior colliculus — commissura colliculi superioris …   Medical dictionary

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