basal ganglia


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Related to basal ganglia: limbic system, thalamus

basal ganglia

[′bā·səl ′gaŋ·glē·ə]
(neuroscience)
The corpus striatum, or the corpus striatum and the thalamus considered together as the important subcortical centers.
References in periodicals archive ?
In the following section, a brief introduction to the basal ganglia circuits will be given, especially focusing on the role of dopamine in action selection.
But corpus callosum, internal capsule and basal ganglia are spared.
On T1-weighted images, generalized brain atrophy is seen with hypo-intensities in the basal ganglia.
In addition, reduced uptake of glucose in the bilateral basal ganglia was demonstrated in two cases by Wang et al.
13) Besides the basal ganglia, other areas likely to be affected are the thalamus, cerebellum, and subcortical white matter.
The external globus pallidus extends GABAergic neurons to the subthalamic nuclei, a structure of the basal ganglia that utilizes the excitatory neurotransmitter glutamine to promote impulse transmission to the internal globus pallidus, which inhibits input to the thalamus and ultimately sends excitatory impulses back to the cortex (Bolam, Hanley, Booth, & Bevan, 2000).
A brain MRI with contrast was done which demonstrated an infarction of the right internal capsule, caudate nucleus and basal ganglia (figure 1) CT angiogram of the head was performed and showed no aneurysms or dissections.
Neuroscientist Rui Costa, and his postdoctoral fellow, Fatuel Tecuapetla, both working at the Champalimaud Neuroscience Programme (CNP) in Lisbon, Portugal, and Xin Jin, an investigator at the Salk Institute, in San Diego, USA, reveal that neurons in the basal ganglia can signal the concatenation of individual elements into a behavioural sequence.
5 % cases it can be physiological, we describe a case of pathological basal ganglia calcif ication due to hypoparathyroidsm.
Clinical correlations of CT scan-detected calcifications of the basal ganglia.