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skin lesions. ch.5
medical ch.5
| Question | Answer |
|---|---|
| abrasion | a scraping ir rubbing away of the skin or mucous membrane as a result of friction to the area |
| abscess | a localized collection of pus in any body part that results from invasion or pus-forming bacteria |
| bedsore | an inflammtion, sore, or ulcer in the skin over a bony prominence of the body-resulting from loss of blood supply & oxygen to the area due to prolonged pressure on the body part |
| blister | a small thin-walled skin lesion containing clear fluid, a vesicle |
| bulla | a large blister |
| carbuncle | a circumscribed inflammtion of the skin and deeper tissues that contains pus, which eventually discharges to the skin surface |
| comedo | the typical lesion of acne vulgaris, caused by the accumlation of kertain and sebum within the opening of a hair follicle |
| hives | circumscribed, slightly elevated lesions of the skin that are paler in the center than its surrounding edges |
| laceration | a tear in the skin,a torm, jagged wound |
| furuncle | a locaized pus-producing(pyogenic) infection orginating deep in a hair follicle, characterized by pain, redness, and swelling , also known as a boil |
| fistula | an abnormal passageway between two tubular organs(such as rectum and vagina) or from an organ to the body surface |
| fissure | a cracklike sore or groove in the skin or mucous membrane |
| cyst | a closed sac or pouch in or within the skin that contains fluid, semifuild, or solid material |
| vescile | a small thin-walled skin lesion containing clear fluid, a blister |
| ulcer | a circumscribed, open sore or lesion of the skin that is accompained by inflammation |
| scales | thin flakes of hardend epithelium that are shed from the epidermis |
| pustule | a small elevation of the skin filled with pus, a small abcess on the skin |
| polyp | a small, stalklike growth that protrudes upward or outward from a mucous membrane surface-resembling a mushroom stalk |
| papule | a small, solid,circumsribed elevation on the skin |
| nodule | a small, circumscribed swelling protruding above the skin, a small node |
| macule | a small, flat discoloration of the skin that is neither raised nor depressed |
| wheal | a circumscribed, slightly elevated lesion of the skin that is paler in the center than its surrounding edges, hives |