what are functions of our skin
Answers
The skin is one of the largest organs in the body in surface area and weight. The skin consists of two layers: the epidermis and the dermis. Beneath the dermis lies the hypodermis or subcutaneous fatty tissue. The skin has three main functions: protection, regulation and sensation.
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Regulates body temperature.
Prevents loss of essential body fluids, and penetration of toxic substances.
Protection of the body from harmful effects of the sun and radiation.
Excretes toxic substances with sweat.
Mechanical support.
Immunological function mediated by Langerhans cells.
Sensory organ for touch, heat, cold, socio-sexual and emotional sensations.
Vitamin D synthesis from its precursors under the effect of sunlight and introversion of steroids.