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Skin Layers
- Aug 10, 2018 -

1. The epidermis

A. corneous layer: is the outermost layers of the epidermis, composed of several layers of close squamous cell, is the death of flat without aging cells, fat containing keratin protein and keratin, its role to maintain skin moisture, keratin is A kind of water-soluble substances, for the acid resistance of enzymes in the organic solvent to A certain extent, to protect the skin play an important role.