Lesions to the suprachiasmatic nucleus:
A)abolish eating.
B)abolish sleep.
C)disrupt the timing of sleep and eating.
D)have no effect on either eating or sleeping.

Question

Quizplus · Accepted Answer

The suprachiasmatic nucleus (SCN) is the primary circadian pacemaker in mammals, regulating the timing of various physiological processes, including sleep and eating. Lesions to the SCN disrupt these circadian rhythms, affecting the timing but not the occurrence of sleep and eating.

Lesions to the Suprachiasmatic Nucleus