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CH 2 Med Terminology

TermDefinition
epidermis outer layer of skin
melanocyte cell in stratum basalt that gives color to skin
dermis fibrous connective tissue layer of skin
sebum oil secreted by sebaceous glands
collagen protein in skin and connective tissue
lesion area of altered tissue (types: primary, secondary, vascular, purpuric)
patch flat, discolored area on skin larger than 1 cm
wheal area of localized swelling (edema)
ulcer open sore on skin or mucous membrane that can bleed and scar
fissure linear crack in skin
excoriation scratch mark
verruca epidermal growth caused by papilloma virus (wart)
comedo plug of sebum within opening of hair follicle
erythema redness of skin
eruption appearance of skin lesion
pruritus severe itching
rash general term for skin eruption
suppuration production of pus
urticaria hives; eruption of wheals on skin accompanied by itching
xeroderma dry skin
dermatosis any disorder of the skin
rubella acute but mild disease caused by rubella virus
carbuncle skin infection consisting of clusters of furuncles
gangrene tissue death associated with loss of blood supply
keratosis thickened areas of epidermis
paronychia inflammation of nail fold
pediculosis infestation of lice that causes itching and dermatitis
onychia inflammation of the fingernail or toenail
psoriasis inherited skin disease marked by red, itchy, scaly patches
biopsy removal of small piece of tissue for microscopic examination
excision biopsy removal of entire lesion
incisional biopsy removal of selected portion of lesion
shave biopsy use of surgical blade to "shave" tissue from epidermis and upper dermis
antihistamine drug that blocks effects of histamine in body
antipruritc drug that relieves itching
antibiotic drug that kills or inhibits growth of microorganisms
antifungal drug that kills or prevents growth of fungi
anesthetic drug that temporarily blocks transmission of nerve conduction to produce loss of sensation
Created by: yahnahd
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