Erin finds it terribly difficult to establish a regular sleep-wake cycle.Lately,she has been suffering from insomnia.In diagnosing the problem,a medical doctor might want to check the functioning of which gland(s)?

Question

Quizplus · Accepted Answer

The pineal gland secretes the hormone melatonin, which plays a role in regulating sleep-wake cycles. Dysfunction of the pineal gland can lead to sleep disorders, including insomnia. The other glands listed are not directly involved in regulating sleep.

Erin Finds It Terribly Difficult to Establish a Regular Sleep-Wake