Chapter 16 Practice Pt 2 Flashcards
an acute allergic reaction of the skin with hives and itching
urticaria
death of tissue associated with loss of blood supply
gangrene
a smooth, slightly elevated, edematous area that is redder or paler than the surrounding skin
wheal
increased growth of cells in the horny (keratinized) layer of epidermis
callus
an exanthematous viral disease: German measles
rubella
infection of the skin caused by a fungus
tinea
bedsore
decubitus ulcer
loss in pigment in areas of the skin
vitiligo
large vesicles
bullae
chronic, recurrent dermatosis marked by itchy, scaly, red patches covered by silvery, gray scales
psoriasis
itching
pruritis
bluish-black marks on the skin caused by hemorrhages into the skin
ecchymoses
papular and pustular eruption of the skin; comedones occur
acne
bacterial inflammatory skin disease; a contagious pyoderma
impetigo
hypertrophied, thickened scar tissue that occurs after trauma or surgical incision
keloid
malignant tumor of cells in the epidermal layer of the skin
basal cell carcinoma
inflammatory skin disease with erythematous, papulovesicular lesions; common allergic reaction in children and adults
eczema
a small solid elevation of the skin (pimple)
papule
large areas of bleeding under the skin
purpura
normal scar left by healed wound
cicatrix
oily substance secreted by sebaceous glands
sebum
soft tissue surrounding the nail border
paronychium
the skin and its accessory structures, such as hair and nails
integumentary system
outermost layer of the epidermis, consisting of flattened keratinized cells
stratum corneum
hard protein material found in the epidermis, hair and nails
keratin
tiny opening on the surface of the skin
pore
arranged in layers
stratified
major skin pigment
melanin
half moon shaped white area at the base of a nail
lunula
flat, scale-like cells composing the epidermis
squamous epithelium
innermost layer of the skin, containing fatty tissue
subcutaneous layer
fat cell
adipocyte
oil-secreted gland in the dermis; associated with hair follicles
sebaceous gland