Which of the following releases melatonin, which regulates a person's biological clock? 

A. Pineal body
B. Ovaries
C. Testes
D. Stomach
E. Kidneys

A. Pineal body
The pineal body releases melatonin, which regulates the biological clock and is also linked to puberty.

Health Professions

You might also like to view...

If the mechanism of injury causes suspicion for internal bleeding, it is important to begin treating the patient for:

A) shock. B) dehydration. C) hypoglycemia. D) broken bones.

Health Professions

If the temperature regulating functions of the ________ are NOT working, the result is an abnormally high or low temperature

A) hypothalamus B) adrenal glands C) kidneys D) pancreas

Health Professions