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arcuate nucleus of thalamus


Definition: the small region of the ventral posteromedial nucleus of thalamus in which the fibers of the gustatory lemniscus and secondary trigeminal tracts terminate; it projects to the lower part of the postcentral gyrus of the cerebral cortex.

Synonym(s): arcuate nucleus1TA, nucleus arcuatus thalami, semilunar nucleus of Flechsig, thalamic gustatory nucleus

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.