Which hypothalamic nucleus receives visual inputs and establishes a daily pattern of visceral activity that is tied to the day-night cycle?
A) supraoptic nucleus
B) medial geniculate nucleus
C) preoptic nucleus
D) suprachiasmatic nucleus
E) lateral geniculate nucleus

Question

Quizplus · Accepted Answer

The suprachiasmatic nucleus (SCN) is the hypothalamic nucleus that receives visual inputs and establishes a daily pattern of visceral activity that is tied to the day-night cycle. It acts as the master circadian clock of the body, regulating various physiological processes such as sleep-wake cycles, hormone secretion, and body temperature.

Which Hypothalamic Nucleus Receives Visual Inputs and Establishes a Daily