lentiform nucleus


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Related to lentiform nucleus: claustrum, corpus striatum

lentiform nucleus

n.
The large, cone-shaped mass of gray matter that forms the central core of the cerebral hemisphere, whose outermost convex base is formed by the putamen and whose innermost apical part consists of the globus pallidus. Also called lenticular nucleus.

[From its somewhat biconvex appearance when viewed from certain angles.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lentiform nucleus - a basal ganglion shaped like a lens and including the outer reddish putamen and the inner pale yellow pallidum
basal ganglion - any of several masses of subcortical grey matter at the base of each cerebral hemisphere that seem to be involved in the regulation of voluntary movement
globus pallidus, paleostriatum, pallidum - the inner pale yellow part of the lenticular nucleus
putamen - the outer reddish part of the lenticular nucleus
corpus striatum, striate body, striatum - a striped mass of white and grey matter located in front of the thalamus in each cerebral hemisphere; consists of the caudate nucleus and the lenticular nucleus
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
In a cranial magnetic resonance imaging examination, the axial and coronal fluid attenuated inversion recovery images show a widespread T2A hyperintense pathologic signal in bilateral periventricular white matter (Figure 1a, b), and haemorrhagic signals in bilateral lentiform nucleus, caudate nucleus were detected (Figure 2).
Computed tomography brain scan showing hyperdensity of right caudate and lentiform nucleus.
Caption: Figure 1: Calcification of the lentiform nucleus.
Fairly well circumscribed abnormal signals involving cortex and white matter are noted in left frontal lobe extending into left lentiform nucleus, in territory of left MCA.
The functional connectivity of the PCC/precuneus seed with the rest of the brain showed a significant positive correlation for mean scores of NU and PU with ventral tegmental areas of the midbrain, thalamus, lentiform nucleus of lateral globus pallidus, and medial globus pallidus, putamen, substantia nigra, and caudate (Table 2, Figure 2).
Increased tissue copper and manganese content in the lentiform nucleus in primary adult-onset dystonia.