| http://www.w3.org/ns/prov#value | - Integumentary system Integument = skin Only one organ in this system --but it is the largest organ of the body Therefore, the skin is an organ AND a system Functions of skin Protection - mechanical, UV radiation, immune first line and "second line, water conservation Excretion - sweat glands excrete waste Chemical synthesis - vitamin D Thermoregulation - can regulate heat loss or conservation
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