ch 3 Flashcards
abrasion
scraping away of the skin; a scrape
acne
inflammatory disease of the sebaceous glands and hair follicles
actinic keratosis
precancerous skin condition related to excessive sunlight exposure
adipose
fat; fatty tissue
albinism
condition characterized by a lack of skin pigmentation; white
alopecia
loss of hair; baldness
basal cell carcinoma
cancerous tumor of the basal cell layer of the epidermis
biopsy
removal of living tissue for the purpose of microscopic examination
bulla
a large blister, usually more than 0.5 cm in diameter
burn
injury to body tissue caused by heat, flame, electricity, sun, chemicals, or radiation; severity is measured by the total body skin surface affected and the layers of skin involved
carbuncle
skin infection characterized by a cluster of boils
cicatrix
a scar left by a healed wound
contusion
an injury characterized by pain, swelling, and discoloration without a break in the skin; a bruise
cryosurgery
use of extreme cold to freeze and destroy unwanted tissue
cyst
abnormal, closed sac containing gas, fluid, or semisolid material
debridement
removal of dead or damaged tissue and foreign material from a wound
dermabrasion
removal of skin blemishes and wrinkles using mechanical or chemical methods
dermatitis
inflammation of the skin
dermatologist
physician who specializes in diagnosing and treating disorders of the skin
dermatology
study of skin
dermatome
instrument for cutting skin
dermatoplasty
surgical repair of the skin; skin transplant
diaphoresis
excessive sweating
ecchymosis
a discoloration of the skin resulting from bleeding underneath, typically caused by bruising
eczema
inflammatory skin disorder characterized by redness, itching, vesicles, weeping, oozing, and crusting
edema
abnormal swelling of tissue
electrodesiccation
destruction of tissue by burning or drying the tissue with an electric spark; primarily used to destroy superficial growths such as warts, but may also be used on deeper tissues
epidermal
pertaining to the epidermal layer of the skin
erythema
redness
exanthem
widespread rash, usually in children
excoriation
a scratch
furuncle
inflamed hair follicle; a boil
herpes simplex
fever blister; cold sore
herpes varicella
highly contagious disease usually seen in childhood, commonly called chicken pox
herpes zoster
painful skin eruptions that follow a nerve path; shingles
hypodermic
pertaining to beneath the skin
impetigo
highly contagious superficial skin infection characterized by pustules
intradermal
pertaining to within the skin
jaundice
yellow discoloration of the skin
kaposi’s sarcoma
a cancerous growth that begins as soft purple-brown papules on the feet and gradually spreads in the skin
keloid
abnormally large, raised or thickened scar
keratosis
any condition, such as a wart or callus, characterized by hard, thickened tissue
laceration
a cut; deep cut or tear in the skin due to trauma
lesion
any damage to tissue caused by trauma or disease
macule
small, flat discoloration of skin less than 1 cm in diameter
malignant melanoma
cancerous skin tumor origination from the melanocytes of a mole, freckles, or pigmented skin; skin cancer
mohs surgery (mohz)
surgical procedure for malignant skin growths that involves the removal of the visible and root portions of the malignancy in mapped layers
nevus (pl. nevi)
pigmented area at birth; mole, birthmark
onychocryptosis
literally, hidden condition of the nails; commonly known as an ingrown toe-nail
onychomalacia
softening of the nails
onychomycosis
fungal infection of the nails
pachyderma
thickening of the skin
pallor
paleness
papule
small, solid, raised lesion that is less than 0.5 cm in diameter; pimple
pediculosis
lice infestation associated with skin and hair
percutaneous
pertaining to through the skin
petechia (pl. petechiae)
pinpoint bleeding in the skin
pressure ulcer
open lesion of the skin characterized by a breakdown of skin and underlying tissues as a result of constant pressure to bony prominences under the skin and an inadequate blood supply to the area; also known as a decubitus ulcer
psoriasis
chronic skin condition characterized by dry, silvery scales covering red lesions
rhytidectomy
excision or removal of excess skin for the elimination of wrinkles; also called a face-lift
rhytidoplasty
surgical repair of wrinkles
scabies
skin infection caused by infestation of the itch mite