THE SKIN: BASIC KNOWLEDGE OF HUMAN SKIN
The covering, or integument, of the body’s surface, that both provides protection and receives sensory stimuli from the external environment. ## The skin and its appendages (nails, hair and certain glands) form the largest organ in the human body.## total area of about 20 square feet.## The skin comprises 15% of the total adult body weight.## It serves as a protective shield against heat, light, injury, and infection. The skin also:## Regulates body temperature ## Stores water and fat ## Is a sensory organ ## Prevents water loss ## Prevents entry of bacteria ## Acts as a barrier between the organism and its environment## Helps to make vitamin D when exposed to the sun ## its thickness ranges from