Multiple choice

What is the most important function of perspiration?

  1. Get rid of body wastes

  2. Regulates body temperature

  3. Regulates body water supply

  4. Lubricates the tissues

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Perspiration (sweating) is primarily a thermoregulatory mechanism. As sweat evaporates from the skin, it absorbs heat, which helps cool the body down.