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23 Cards in this Set
- Front
- Back
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What is the bodies largest organ? |
skin (integument) |
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Integumentary System |
the skin and its appendages (hair, nails, and glands) |
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Epidermis |
thin outer layer |
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Dermis |
second layer, "true skin" |
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Subcutaneous |
"third layer" of fat; not actually considered a true layer |
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Keratin |
protein in skin that makes it waterproof |
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Melanocytes |
cells that produce melanin |
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Melanin |
a pigment that protects from UV rays |
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Colagen fibers |
gives skin elasticity |
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Lipocytes |
fat cells |
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Nails |
protect ends of fingers; made of hardened keratin |
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Cuticles |
the skin that grows over nails |
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Hair |
made of keratin |
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Arrector pili |
smooth muscles attached to every strand of hair |
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Gland |
a piece of tissue that produces a product |
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Exocrine |
uses ducts to deliver products to the surface of body |
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Endocrine |
"ductless"; dump directly to blood stream (hormone glands) |
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Sudoriferous gland |
sweat |
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Sebaceous gland |
sebum/oil (every hair strand has one attatched) |
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Lacrimal gland |
tears |
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Ceruminous gland |
cebum/earwax |
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Apocrine gland |
pheromones |
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Mamary gland |
milk |
