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5 Cards in this Set
- Front
- Back
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What is the fx of the skin?
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(1) Barrier to abrasion, physical injury, and microorganisms
(2) Preventing excessive water loss and gain (3) Receiving and transducing tactile sensory information (4) Thermoregulation (5) Protection from ultraviolet radiation BPRT-Pro |
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What are achne?
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Chronic inflammation of obstructed sebaceous gland.
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How do wrinkles come about?
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Wrinkles are folds in skin caused by (1) loss of elastic fibers, (2) extensive cross-linking of collagen fibers, and (3) collagen synthesis decreases (damage to fibers in ECM) resulting in less flexible, more fragile skin
Elastic-Collagen-Collagen |
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What is the function of the ridges and evaginations of the epidermis?
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Keeps the two layers of skin together (dermis and epidermis); especially present in skin that is subject to a lot of abrasion.
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How often is the human epidermis renewed?
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Every 15-30 days
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