The secretion of melatonin is ultimately regulated by a group of neurons in the _________.

Question

Quizplus · Accepted Answer

The secretion of melatonin is primarily regulated by the ambient light surrounding an individual. As it gets dark, melatonin levels increase, signaling to the body that it is time to sleep. In the morning, as light levels increase, melatonin levels decrease, signaling to the body to wake up.

Therefore, choice B is the correct answer.

The Secretion of Melatonin Is Ultimately Regulated by a Group