20081113
Skin
Skin performs the following functions:
1.Protection: an anatomical barrier from pathogens and damage between the internal and external environment in bodily defense.
2.Sensation.
3.Heat regulation.
4.Control of evaporation.
5.Aesthetics and communication.
6.Storage and synthesis.
7.Excretion.
8.Absorption.
9.Water resistance.
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