Question 1:

Which of the following is a function of the skin?

Explanation: A) Protection is one of the main functions of the skin. The skin acts as a barrier, protecting the underlying tissues and organs from physical injury, pathogens, and UV radiation.

Question 2:

Which of the following is a sensory function of the skin?

Explanation: C) Detection of pain and temperature is a sensory function of the skin. The skin contains various sensory receptors that enable us to perceive sensations such as touch, pressure, pain, and temperature.

Question 3:

Which of the following is a role of the skin in regulating body temperature?

Explanation: D) Thermoregulation is a role of the skin in regulating body temperature. The skin helps maintain a stable internal body temperature through processes such as sweating and dilation or constriction of blood vessels.

Question 4:

What is the role of the skin in vitamin D synthesis?

Explanation: A) Absorption of sunlight is the role of the skin in vitamin D synthesis. When the skin is exposed to sunlight, a precursor molecule in the skin is converted into vitamin D.

Question 5:

What is the role of the skin in excretion?

Explanation: A) Elimination of waste products is the role of the skin in excretion. The skin can excrete small amounts of waste products, such as water, electrolytes, and urea, through sweat glands.