Ch 18: Key Terms Flashcards
Integumentary System Diseases and Disorders
Abrasion
A scraping away of the skin surface
Comedones
Plugged skin pores
Erythema
Skin redness
Lesion
Any discontinuity or abnormality of tissue
Pruritus
Severe itching
Sebum
Oil produced by the skin
Vesicles
Fluid-filled circumscribed elevation
Pustules
Small pus-filled lesions
Keratin
Tough protein substance in nails and hair
Ulcer
Crater-like lesion
Seborrheic dermatitis of an infant
“cradle cap”
Eczema
Atopic dermatitis
Scleroderma
Hardening of the skin
Erysipelas
Cellulitis of the dermis caused by group A Streptococcus
Pediculosis
Lice
Scabies
A contagious infection of the skin caused by a mite
Tinea pedis
Athlete’s foot
Folliculitis
Inflammation and infection of the hair follicle
Herpes varicella
Chickenpox
Herpes zoster
Shingles
Paronychia
Bacterial infection of the nails
Papule
A small solid raised legion less than 0.5 cm in diameter
Pilonidal Cyst
Type of sebaceous cyst
Pruritus
Severe itching
Ulcer
An open sore of the skin or mucous membrane
Wheal
A smooth, slightly elevated, swollen area that is redder or paler than the surrounding skin and is usually accompanied by itching
Nevus
Mole
Hirsutism
Excessive hair growth
Alopecia
Complete or partial hair loss
Hemangioma
A benign tumor of blood vessels
Urticaria
Hives
Jock itch
Tinea cruris
Erysipelas
A strep cellulitis of the face or legs
Folliculitis
Inflammation and infection of a hair follicle
Shingles
Herpes zooster
Chicken pox
Herpes varicella
Epidermis
Outer layer of the skin
Verruca
Warts
Herpes simplex type 2 or herpes genitalis
Genital herpes
Frostbite
Freezing of tissue usually on the face, fingers, toes, and ears
