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Definition
| outermost layers of skin, stratified sq. e. , composed of keritinocytes and keritinized skin cells, reg. water, temperature, protects agains infection/disease |
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| layer of skin between the epidermis and the subcutaneous tissues, papillary region, reticular dermis, connected to the epidermis by a basal lamina CT (collagen/elastic fibers) |
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Definition
| aka the hypodermis, lowermost layer of the skin, fibroblasts, adipose cells, and macrophages found here |
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| sensory receptors in skin |
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Definition
meissner's corpuscles: sensitivity to light and touch
pacinian corpuscles: sensitivity to vibration and pressure
ruffini's end organ: sustained pressure
merkel's disc: sustained touch and pressure |
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Definition
| small extensions of the dermis (blood supply) into the epidermis in order to supply the epidermis with nutrients |
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Definition
| skin organ that produces hair |
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Definition
| small smooth muscles attached to hair follicles, involuntary response to stresses (cold, fear) |
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Definition
small tubular structures of the skin that produce sweat
1. eccrine
2. apocrine |
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Definition
| produce oil/waxy solution called sebum, to lubricate and waterproof the skin/hair of mammals |
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