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Integumentary Structure and Function
10 cards·by jennybakalov
integumentary system
physical protection from environmental hazards, synthesis and storage of lipid reserves,
coordination of immune response to pathogens/cancer
cutaneous membrane
epidermis and dermis
epidermis
protects dermis from trauma, controls skin permeability, prevents entry of pathogens,
synthesizes vitamins D3
dermis
papillary layer and reticular layer
papillary layer
nourishes and supports epidermis
reticular layer
restricts spread of pathogens penetrating epidermis, stores lipid reserves, attaches skin
to deeper tissues, sensory receptors detect touch
accessory structures of integumentary system
hair follicies, exocrine glands, and nails
hair follicies
produce hairs that protect skull, produce hairs that provide delicate touch sensations on
general body surface
exocrine glands
assist in thermoregulation, excrete wastes, lubricate epidermis
nails
protect and support tips of fingers and toes