(ii) State the functions of sweat and sebaceous glands.
The figure shows human skin:
( How does the skin protect our body from germs and UV-rays?
(ii) Label the parts 1-9.
(i) Name any two modifications of sebaceous gland.
9. State the functions of the following:
(1) Sebaceous glands.
(int) Erector muscle.
10. Explain temperature regulation by the skin.