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NUR 303 Ch 12
Skin, Hair, and Nails
| Term | Definition |
|---|---|
| Alopecia | baldness; hair loss |
| Annular | circular shape to skin lesion |
| Bulla | elevated cavity containing free fluid larger than 1 cm in diameter |
| Confluent | skin lesions that run together |
| Crust | thick, dried-out exudate left on skin when vesicles or pustules burst or dry up |
| Cyanosis | dusky blue color to skin or mucous membranes as a result of increased amount of nonoxygenated hemoglobin |
| Erosion | scooped-out, shallow depression in skin |
| Erythema | intense redness of the skin due to excess blood in dilated superficial capillaries, as in fever or inflammation |
| Excoriation | self-inflicted abrasion on skin due to scratching |
| Fissure | linear crack in skin extending into dermis |
| Furuncle | boil; suppurative inflammatory skin lesion dur to infected hair follicle |
| Hemangioma | skin lesion due to benign proliferation of blood vessels in the dermis |
| Iris | target shape of skin lesion |
| Jaundice | yellow color to skin, palate, and sclera due to excess bilirubin in the blood |
| Keloid | hypertrophic scar, elevated beyond site of original injury |
| Lichenification | tightly packed set of papules that thickens skin; caused by prolonged intense scratching |
| Lipoma | benign fatty tumor |
| Maceration | softening of tissue by soaking |
| Macule | flat skin lesion with only a color change |
| Nevus | mole; circumscribed skin lesion due to excess melanocytes |
| Nodule | elevated skin lesion larger than 1 cm diameter |
| Pallor | excessively pale, whitish-pink color to lightly pigmented skin |
| Papule | palpable skin lesion smaller than 1 cm in diameter |
| Plaque | skin lesion in which papules coalesce or come together |
| Pruritus | itching |
| Purpura | red-purple skin lesion due to blood in tissues from breaks in blood vessels |
| Pustule | elevated cavity containing thick, turbid fluid |
| Scale | compact desiccated flakes of skin from shedding of dead skin cells |
| Telangiectasia | skin lesion due to permanently enlarged and dilated blood vessels that are visible |
| Ulcer | sloughing of necrotic inflammatory tissue that cause a deep depression in skin, extending into dermis |
| Vesicle | elevated cavity containing free fluid up to 1 cm in diameter |
| Wheal | raised red skin lesion due to interstitial fluid |
| Zosteriform | linear shape of skin lesion along a nerve route |
Created by:
katelynreid
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