The skin is the largest organ of the human being.
It contains many specialized cells and structures. It serves as a protective barrier, keeping out environmental damage and bacterias,protecting us from excessive moisture loss. The daily loss of water without the skin would be 23 litres!
The skin is also concerned with regulating our body temperature in order for our body to function effectively.
It gathers sensory information from the environment, is waterproof and also plays a role in the function of the immune system, protecting us from disease.
Finally it also keeps all our organs in place.
The skin consists of 3 layers:
The subcutaneous layer