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Chapter 43 Terms
integumentary system
Question | Answer |
---|---|
Alopecia | Loss of hair |
Autograft | Surgical transplantation of any tissue from one part of the body to another location in the same individual |
Contracture | Shortening or tension of muscles that affect extension |
Curling’s ulcer | A duodenal ulcer that develops 8-14 days after severe burns on the surface of the body; the first sign is usually vomiting of bright red blood |
Debridement | Removal of damaged tissue and cellular debris from a wound or burn to prevent infection and to promote healing |
Eschar | Black, leathery crust (I.e., a slough) that the body forms over burned tissue; eschar can harbor microorganisms and cause infection |
Excoriation | Injury to the surface layer of skin caused by scratching or abrasion |
Exudate | Fluid, cells, or other substances that have been slowly exuded, or discharged, from cells or blood vessels through small pores or breaks in cell membranes |
Heterograft (Xenograft) | Tissue from another species; used as a temporary graft |
Homograft (Allograft) | The transfer of tissue between two genetically dissimilar individuals of the same species, such as skin transplant between two humans who are not identical twins |
Keloids | An overgrowth of collagenous scar tissue at the site of a wound of the skin |
Macules | Small, flat blemishes that are flush with the skin surface |
Nevi | Singular, nevus; a pigmented, congenital skin blemish that is usually benign but may become cancerous |
Papules | Small, raised, solid skin lesions less than 1 cm in diameter |
Pediculosis | Lice infestation |
Pruritus | The symptom of itching |
Pustulant vesicles | Small, circumscribed elevations of the skin that contain pus |
Rule of Nines | Determines the total body surface area (BSA) burned, arm (shoulder to fingertips) 9% each, head to neck 18%, anterior trunk 18%, posterior trunk 18%, leg (groin to toe) 14% each |
Suppuration | Production of purulent material |
Urticaria | Is the term applied to the presence of wheals or hives in an allergic reaction commonly caused by drugs, food, insect bites, inhalants, emotional stress, or exposure to heat or cold |
Verruca | Is a benign, viral, warty, skin lesion with a rough, papillomatous (nipplelike) growth occurring in many forms |
Vesicle | Circumscribed elevation of skin filled with serous fluid; smaller than 0.5cm |
Wheals | Round elevation of the skin; white in the center with a pale red periphery |