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protects underlying structures from trauma


toughens cells of epidermis

sweat gland

secretes sweat that is involved in termoregulation

sebaceous gland

secretes sebum


keeps epidermis and hair shaft soft and flexible

arrector pili muscle

moves hair follicl

dermal blood vessels



protects deeper structures from UV light

meissner's corpuscle

respond to light touch

pacinean corpuscle

respond to pressure (hard touch)


protect distal end of finger and aid in picking things up


site of nail growth


fat storage; thermoregulation

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