Melatonin is secreted by the:
A) adrenal gland.
B) corpus callosum.
C) pineal gland.
D) endocrine gland.

Question

Quizplus · Accepted Answer

Melatonin is primarily secreted by the pineal gland, a small endocrine gland in the brain that regulates the body's sleep-wake cycle. The adrenal gland secretes other hormones such as cortisol and adrenaline, while the corpus callosum is a bundle of nerve fibers that connects the left and right hemispheres of the brain, and does not secrete any hormones.

Melatonin Is Secreted by The