The smaller, more medial part of the basal ganglia.
A brainstem structure associated with the basal ganglia; named for its dark pigmentation. In Parkinson's disease, loss of dopaminergic cells here results in tremors.
Located vental to the thalamus; forms reciprocal connections with the basal ganglia and substantia nigra.
Has a long extension or tail; this and the putamen together are referred to as the striatum.
Larger and more lateral part of the basal ganglia; this and the caudate nucleus together are referred to as the striatum.
The basal ganglia receives input from wide areas of the cerebral cortex and sends much of its output back to the cortex via this structure.
Textbook Reference: The Brain Shows Regional Specialization of Functions