nucleus

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Related to Basal nuclei: cerebellum, hypothalamus, limbic system, thalamus
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The putamen is the portion of the basal nuclei that form the most external part of the lenticular nucleus and seems to play an important role in the operative conditioning (learning through reinforcement) (26).
If intravenous contrast is administered, intense enhancement of the basal nuclei can occur--either owing to infarction and breakdown of the blood-brain barrier or from visualisation of the collateral vessels coursing through them.
Clusters of nerve cells, the basal nuclei and accessory basal nuclei are responsible for body movement and coordination.