MEDICAL PHYSIOLOGY

Detailed explanation-1: -Provides a protective barrier against mechanical, thermal and physical injury and hazardous substances. Prevents loss of moisture. Reduces harmful effects of UV radiation.

Detailed explanation-2: -One of the main functions of the skin is protection. It protects the body from external factors such as bacteria, chemicals, and temperature. The skin contains secretions that can kill bacteria and the pigment melanin provides a chemical pigment defense against ultraviolet light that can damage skin cells.

Detailed explanation-3: -Your epidermis is the outermost layer of skin on your body. It protects your body from harm, keeps your body hydrated, produces new skin cells and contains melanin, which determines the color of your skin.

Detailed explanation-4: -The skin has three main functions: Protection; Thermoregulation; Sensation.

Detailed explanation-5: -Answer and Explanation: Among the functions listed here about skin, the skin is responsible for all the functions except d. detecting sensations. The idea of detecting sensation depends on the presence of nerve receptors which can distinctly detect the sensations of hot, cold, pain and many more.