pulvinar
Also found in: Dictionary, Wikipedia.
Related to pulvinar: pulvinar sign
pulvinar
[pul-vi´nar]the prominent, cushionlike mass of nuclei that forms the medial portion of the posterior extremity of the thalamus, which partly overhangs the rostral colliculus and its brachium and is separated inferiorly from the geniculate body by the brachium of the rostral colliculus; it receives fibers from other thalamic nuclei and gives off widespread cortical projections.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
pul·vi·nar
(pŭl-vī'năr),The expanded caudal extremity of the thalamus that forms a cushionlike prominence overlying the geniculate bodies. This structure, collectively called nuclei pulvinares [TA] (pulvinar nuclei [TA]), is a composite cell group made up of anterior, inferior, lateral, and medial nuclei.
[L. a couch made from cushions, fr. pulvinus, cushion]
Farlex Partner Medical Dictionary © Farlex 2012
pul·vi·nar
(pŭl'vī-năr) [TA]The expanded posterior extremity of the thalamus that forms a cushionlike prominence overlying the geniculate bodies.
[L. a couch made from cushions, fr. pulvinus, cushion]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
pulvinar
The prominence of the posterior portion of the thalamus overlapping the superior colliculus. It receives projections from the auditory, somatosensory and visual cortex regions. It is involved in visual attention, suppression of irrelevant stimuli and utilizing information to initiate eye movements.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann