hypothalamus

n. (pl. hypothalami) part of the diencephalon of the brain, lying ventral to the thalamus, that contains nuclei with primary control of the autonomic (involuntary) functions of the body. It also helps integrate autonomic activity into appropriate responses to internal and external stimuli. Additionally, it is involved in appetite, thirst, sleep, and sexuality. See also hypothalamic hormone; lateral hypothalamus; ventromedial hypothalamus. —hypothalamic adj.

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Psychology term of the day

December 18th 2024

negative contingency

see contingency.