Question

which of the following is not a function of the skin?
protects the muscles, bones, ligaments, and internal organs
regulates body temperature
serves as a barrier to bacteria, viruses, and other foreign substances
regulate hormonal activity

Explanation:

The skin's functions include protection (organs, barrier to pathogens), temperature regulation. Hormonal activity regulation is done by endocrine glands, not the skin.

Answer:

D. regulate hormonal activity