Which of the following statements regarding the pineal gland or its hormone is NOT true?

A) The pineal gland is found in the hypothalamus region of the brain.
B) The pineal gland secretes melatonin.
C) Melatonin regulates the body's circadian rhythm.
D) The body's circadian rhythm is its 24-hour clock.


A) The pineal gland is found in the hypothalamus region of the brain.
The pineal gland is found in the thalamus, not hypothalamus, region of the brain.
The other statements are true.

Health & Biomechanics

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