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124 terms

Chapter 16 (skin)

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Lipocyte
fat cell
Lunula
Half-moon-shaped white area at the base of a nail
Collagen
structural protein found in skin and connective tissue
Melanin
black pigment found in the epidermis
Basal Layer
Deepest region of the epidermis
Stratum Cornum
outermost layer of the epidermis, which consists of flattened, keratinized cells
Sebum
oily substance secreted by sebaseous glands
Dermis
middle layer of skin, connective tissue layer
Keratin
hard, protein material found in epidermis, hair, and nails
Cuticle
band of epidermis at the base and sides of the nail plate
Epidermis
outermost layer of skin
Diaphoresis
profuse sweating
Seborrhea
excessive secretion from sebaceous glands
Paronychica
inflammation and swelling of soft tissue around a nail
Dermatophytosis
fungal infections of hands and feet
Causalgia
burning sensation (pain) in skin
Squamous Epithelium
flat, scale like cells
Sebaceous Gland
oil-producing organ
Albinism
pigment deficiency of the skin
Electrocautery
knife used to burn through tissue
Subcutaneous Tissue
contains lipocytes
Collagen
contains protien
Erythema
redness of skin
Dermabrasion
surgical procedure to scrape away tissue
Dermatoplast
surgical repair of the skin
Subcutaneous
pertaining to under the skin
Anhidrosis
abnormal condition of lack of sweat
Keratosis
Abnormal condition of proliferation of horny, keratinized cells
Ichthyosis
abnormal condition of dry, scaly skin
Epidermolysis
loosening of the epidermis
Xanthoma
yellow tumor (nodule under the skin)
Subungual
pertaining to under the skin
Trichomycosis
abnormal condition of fungus in the hair
Onychomycosis
abnormal condition of mail fungus
Rhytidectomy
removal of wrinkles
melan/o
black
adip/o
fat
squam/o
scale-like
xanth/o
yellow
myc/o
fungus
onych/o
nail
pil/o
hair
xer/o
dry
trich/o
hair
erythem/o
redness
albin/o
white
ichthy/o
dry, scaly
hidr/o
sweat
ungu/o
nail
cauter/o
heat, burn
steat/o
fat
rhytid/o
wrinkle
Pustule lesions
pus-filled
Wheal Lesions
smooth, slightly elevated, edema
Cyst Lesions
fliud or semisold thick-walled filled sac
Vesicle Lesions
clear fluid, blister
Crust (scab) Lesions
dried serum and cellular debris
Polyp Lesions
bengin growth extending from mucius membrane surface
Macule Lesions
discolored, flat
Erosion Lesions
wearing away, loss of epidermis
Nodule Lesions
soild, elevated mass, more than 1 cm
Fissure Lesions
slit, groove
Ulcer Lesions
open sore on skin or mucous membrane
Alopecia
baldness
Ecchymosis
bluish-black mark (macule) caused by hemorrhages into the skin
Pruritus
itching
urticaria
acute allergic reaction in which red, round wheals develop on the skin
Comedo
blackheads
Petechiae
small, pinpoint hemorrhages
Squamous Cell Carcinoma
malignant neoplasm orginating in scale-like cells of the epidermis
Ance Vulgaris
buildup of sebum and keratin in pores of the skin leading to papular and pustular eruptions
tinea
fungal skin infection
Scleroderma
chronic disease marked by hardening and shrinking of connective tissue in the skin
Decubitus Ulcer
bedsore
Gangrene
necrosis (dealth) of the skin resulting from ischemia
Eczema
chronic or acute inflammatory skin disease with erythematous, pustular, or papular lesions
Systemic Lupus Erythematosus
widespead inflammatory disease of the joints and cooagen of the skin with "butterfly" rash on the face
Malignant Melanoma
Cancerous tumor composed of melanocytes
Psoriasis
Chronic, recurrent dermatosis marked by slivery-gray scales covering red patches on the skin
Basal cell carcinoma
maliganat neoplasm originating in the basal layer of the epidermis
Impetigo
contagious, infectious pyoderma
Scabies
contagious parasitic infection with intense pruritus
rubeola
measles
Varicella
chickenpox
Keloid
thickened cicatrix (scar)
Leukoplakia
white patches on mucous membrane of tongue or inner cheek
Exanthematous
characterized by a rash
Actinic keratosis
thickening of epidermis related to sunlight exposure
Bullae
large blisters
nevus
colored pigmentation of skin (mole)
Pilondal cyst
sac of fluid and hair over sacral region
urticaria
acute allergic reaction in which hives develop
second degree burn
damage to the epidermis and dermis with blisters erythema and hyperesthesia
first degree burn
damage to the epidermis with eryhema and hyperesthesia, no blisters
third degree burn
destruction of both epidermis and dermis and damage to subcutaneous layer
nevi
mole
hives
urticaria
verrucae
warts
tinea pedis
athlete's foot
ecchymosis
black and blue mark
seborrheic dermatitis
dandruff
vesicles
blisters
exanthem
rash
pyoderma
collection of pus in the skin
xeroderma
dry skin
callus
increase growth of epidermis horny layer cells due to excess pressure or friction
keloid
thickened, hypertrophied scar tissue
skins test for allergy
patch test and scratch test
schick test
intraderal test for diphtheria
skin tests for tuberculosis
PPD, Mantoux
Punch Biopsy
surgical procedure to core out a disk of skin for microscopic analysis
Mohs Surgery
procedure in which thin layers of a malignant growth are removed and each is examined under the microscope
Kaposi Scaroma
type of skin cancer associated with AIDS and marked by dark blue-purple lesions over the skin
Dysplastic nevi
abnormal, premalignant moles
Shave biopsy
removal of skin tissue using a cut parallel to the surface of the surrounding skin
Cryosurgery
destruction of tissue by use of intensely cold temperature
dermabrasion
scraping away skin to remove acne scars and fine wrinkles on the skin
liposuction
removal of subcutaneous fat tissues by aspiration
electrodesiccation
destruction of tissue using an electric spark
curettage
use of a sharp spoon-like instrument to scrape away tissue
bacterial analyses
samples of skin are sent to a laboratory to detect presence of micoorganisms
fungal test
scrapings from skin lesions, hair speciment or nail clippings are sent to a laboratory for culture and micoscopic examination
skin biopsy
suspected malignant skin lesions are removed and sent to the pathology laboratory for microscopic examination
skin test
reaction of the body to a substance by observing the result of injecting the substance intradermally or apply it topically to the skin