The skin is the largest organ of the body. It has three main layers, the epidermis, the dermis and the subcutaneous layer.
-Functions of the skin
-Provides a protective barrier against mechanical, thermal and physical injury and hazardous substances.
-Prevents loss of moisture.
-Reduces harmful effects of UV radiation.
-Acts as a sensory organ (touch, detects temperature).
-Helps regulate temperature.
-An immune organ to detect infections etc.
-Production of vitamin D.
