37 terms

MedTerm Ch.11 vocab terms and the skin

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actinic
referring to ultraviolet rays of the sun
albinism
no body pigment; white skin and hair
alopecia
baldness; hereditary or caused by chemotherapy
bulla (-ae)
large blisters, as in burns
callus
localized hyperplasia of the horny layer of the epidermis caused by pressure or friction
cicatrix
a scar
cyst
a closed epithelium-lined cavity or sac, normal or abnormal, usually containing liquid or semisolid material
ecchymosis
bruise, caused by bleeding under the skin
erosion
eating or gnawing away (e.g. an early ulcer)
eruption
breaking out; a rash
erythema
redness of the skin
eschar
a slough (hard crust) produced by thermal burn
exanthem
an erruptive (rose colored) disease or fever
excoriation
a superficial loss of skin (e.g. by scratching)
exfoliation
a falling off in scales or layers
fissure
a narrow slit on the skin surface
gangrene
necrotic or dead tissue
hirsutism
abnormal hairiness, especially in women
keloid
a sharply elevated, progressively enlarging scar that does not fade with time
laceration
cut; tearing; a torn wound
lesion
any pathologic or traumatic discontinuity of tissue (e.g. a sore)
macule
a spot, or thickening (e.g. a freckle, flat mole) area is not raised above the surface
nodule
a small node that is solid and can be detected by touch; a rounded prominence (e.g. a boss)
nummular
coin-sized and coin-shaped
papulae
a small, circumscribed, solid elevated lesion of the skin (e.g. wart, acne, mole)
paronychia
inflammation of the fold of tissue around the fingernail
plaque
any patch or flat area; used to describe the silvery scales of psoriasis
pruritus
itching
pustule
a small, elevated, pus-containing lesion of the skin
scales, crusts
an outer layer formed by drying of a bodily exudate or secretion; flaking type of lesion (e.g. psoriasis, fungus)
scar, cicatrix
a mark remaining after the healing of a wound or other morbid process
tumor
swelling; may be benign or malignant; also called a neoplasm
ulcer
a local destruction of tissue from sloughing of necrotic inflammatory tissue
urticaria
hives; transient elevated patches (wheals)
vesicle
a small blister containing liquid
vitiligo
loss of pigment; white patchy areas
wheal
a localized area of swelling on the body surface (e.g. produced by a skin test reaction)