basal ganglia

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basal ganglia pl. n. several large masses of grey matter embedded deep within the white matter of the cerebrum. They include the caudate and lenticular nuclei (together known as the corpus striatum) and the amygdaloid nucleus. The lenticular nucleus consists of the putamen and globus pallidus. The basal ganglia are involved with the regulation of voluntary movements at a subconscious level.

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