The<unk>  is a<unk>  located within the basal ganglia of the brains of many animal species. The<unk> , originally thought to primarily be involved with control of voluntary movement, is now known to be an important part of the brain's learning and memory system.
Caudate nucleus
Cuneate nucleus
Gracile nucleus
Mammillary body
Area postrema
Arcuate fasciculus
Trigeminal motor nucleus
Zona reticularis