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9 Cards in this Set
- Front
- Back
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List the five major functions of the integumentary system.
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Protection, Temperature maintenance, storage of nutrients, sensory reception, excretion and secretion.
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Name the layers of the Cutaneous membrane (skin):
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The cutaneous membrane(skin) contains the Epidermis (upper layer), Dermis, subcutaneous layer.
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What layer contains the "accessory structures"; hair, nails, and multicellular exocrine glands?
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Dermis
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What type of epithelium is the epidermis?
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Stratified squamous epithelium.
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Describe the growing layer of the cutaineous membrane.
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The "Stratum Germinativum is the deepest epidermal layer and is the growing layer.
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Meitosis stops at the (blank) layer of the skin.
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Stratum Spinosum
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The most superficial layer of the epidermis is the (BlanK) and consists of (BlanK).
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Stratum Corneum
dead epithelial cells that have accumulated large amounts of keratin. |
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What do melanocytes do?
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These cells manufacture and store melanin and inject that pigment into the epithelial cells of the stratum germinativum and stratum spinosum. It's activity slowly increases in response to sunlight exposure.
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What does melanin do?
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It helps prevent skin damage by absorbing ultraviolet radiation before it reaches the deep layers of teh epidermis and dermis.
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