Chapter 6 Skin and the Integumentary System Flashcards
Subcutaneous
Beneath the skin
Cut
Skin
Derm-
Skin
Dermis
Inner layer of the skin
Epi-
Upon
Epidermis
Outer layer of the skin
Follic-
Small bag
Hair follicle
Tubelike depression in which a hair develops
Kerat-
Horn
Keratin
Protein produced as epidermal cells die and harden
Melan-
Black
Melanin
Dark pigment produced by certain cells
Seb-
Grease
Sebaceous gland
Gland that secretes an oily substance
Cutaneous membrane
Pertaining to the skin
Integumentary
Pertaining to the skin and its accessory organs
Mucous membrane
Mucosa
Serous membrane
Membrane that lines a cavity without an opening to the outside of the body
Subcutaneous layer
Layer beneath the skin
Sweat gland
Exocrine gland in skin that secretes a mixture of water, salt, urea, and other bodily wastes
Synovial membrane
Membrane that forms the inner lining of the capsule of a freely movable joint
Acne
Disease of the sebaceous glands that produce blackheads and pimples
Alopecia
Hair loss, usually sudden
Athlete’s foot
Fungus infection (tinea pedis) usually in the skin of the toes and soles
Birthmark
Congenital blemish or spot on the skin, visible at birth or soon after
Boil
Bacterial infection (furuncle) of the skin, produced when bacteria enter a hair follicle
Carbuncle
Bacterial infection, similar to a boil, that spreads into the subcutaneous tissues
Cyst
Liquid-filled sac or capsule
Dermatitis
Inflammation of the skin
Eczema
Noncontagious skin rash that produces itching, blistering, and scaling
Erythema
Reddening of the skin due to dilation of the dermal blood vessels in response to injury or inflammation
Herpes
Infectious disease of the skin, usually caused by the herpes simplex virus and characterized by recurring formations of small clusters of vesicles
Impetigo
Contagious disease of bacterial origin, characterized by pustules that rupture and become covered with loosely held crusts
Keloid
Elevated, enlarging fibrous scar usually initiated by an injury
Mole
Fleshy skin tumor (nevus) that is usually pigmented; colors range from brown to black
Pediculosis
Disease produced by an infestation of lice
Pruritus
Itching of the skin
Psoriasis
Chronic skin disease characterized by red patches covered with silvery scales
Pustule
Elevated, pus-filled area on the skin
Scabies
Disease resulting from an infestation of mites
Seborrhea
Hyperactivity of the sebaceous glands, causing greasy skin and dandruff
Ulcer
Open sore
Urticaria
Allergic reaction of the skin that produces reddish, elevated patches (hives)
Wart
Flesh-colored, raised area caused by a viral infection