1. Functions of skin:
Answer
-protection
-temp regulation
-psychosocial
-sensation
-vitamin D
-immunological
-absorption
-elimination
2. Protection:
Answer
-acts as a barrier to water
-1st line of defense against microorganisms and UV rays ofsun, injury to underlying skin is
protected if outside later of skin is intact
-prevents loss of moisture from surface and underlying structures
3. Temp regulation:
Answer blood vessels dilate to dissipate heat, in cold blood vessels in skin constrict to
diminish heat loss, in cold contraction of pilomotor muscles cause goosebumps
(insulation)
4. Psychosocial:
Answer external appearance is major contributor to self-esteem, identification and
communication
5. Sensation:
Answer -nerve endings= touch, pain pressure, and temperature, allow skin to allow body
to adjust to environment
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