subthalamus /sub·thal·a·mus/ (sub-thal´ah-mus) the ventral thalamus or subthalamic tegmental region: a transitional region of the diencephalon interposed between the (dorsal) thalamus, the hypothalamus, and the tegmentum of the mesencephalon (midbrain); it includes the subthalamic nucleus, Forel's fields, and the zona incerta.subthalam´ic
subthalamus
sub·thal·a·mus (s b-th l  -ms)n. The part of the diencephalon that is wedged ventrally between the thalamus on the dorsal side and the cerebral peduncle, is lateral to the dorsal half of the hypothalamus, and is caudally continuous with the mesencephalic tegmentum. sub  tha·lamic (-th-lm k) adj. |
subthalamus
[-thal′əməs]
Etymology: L, sub + Gk, thalamos, chamber
a part of the diencephalon that serves as a correlation center for optic and vestibular impulses relayed to the globus pallidus. It is a transition zone between the thalamus and the tegmentum mesencephali. Compare epithalamus, hypothalamus, metathalamus, thalamus. subthalamic, adj.
subthalamus
the ventral thalamus or subthalamic tegmental region: a transitional region of the diencephalon interposed between the (dorsal) thalamus, the hypothalamus, and the tegmentum of the mesencephalon (midbrain); it includes the subthalamic nucleus and the zona incerta, all with unknown functions.
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