Week 4-Integumentary system Flashcards
Adipocyte
Fat cell
Albino
Person with skin deficient in pigment
Apocrine sweat gland
One of the large dermal exocrine glands located in axilla and genital areas
Causalgia
Intensely unpleasant burning sensation in skin and muscles when there is damage to nerves
Collagen
Structural protein found in the skin and connective tissue
Cuticle
Band of epidermis at the base and sides of the nail plate
Dermis
Middle layer of the skin
Eczema
Atopic dermatitis; inflammatory ds; rash, intense prurites
Diaphoresis
Sweating
Eccrine sweat gland
Most numerous sweat-producing exocrine gland in the skin
Epidermis
Outermost layer of the skin
Epithelium
Layer of skin cells forming the outer and inner surfaces of the body
Erythema
Flushing; widespread redness of the skin
Erythematous
Pertaining to erythema
Steatoma
Cystic collection of sebum that forms in a sebaceous gland and can become infected
Cellulitis
Diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling
Integumentary system
Skin and its accessory structures such as hair and nails
Keratosis
Rough, scaly patch on the skin caused by years of sun exposure
Hair follicle
Sac within which each hair grows
Lunula
Half moon-shaped, whitish area at the base of the nail
Melanin
Skin pigment
Mycosis
Fungal infection
Onychomycosis
Separation of the nail plate from the nail bed, in fungal infections or after trauma
Paronychium
Soft tissue surrounding the nail border
Pilosebaceous
Hair follicle and attached sebaceous gland
Pyoderma
Pus within the skin
Rhytidectomy
Cosmetic plastic surgery to remove wrinkles and excess skin
Sebaceous gland
Oil-secreting gland in the dermis that is associated with hair follicles
Seborrhea
Excessive secretion from sebaceous glands
Sebum
Oily substance secreted by sebaceous glands
Squamous epithelium
Flat, scale-like cells composing the epidermis
Strata
Layer of cells
Stratum corneum
Outermost layer of the epidermis, which consists of flattened, keratinized cells
Subungual
Under nail
Xanthoma
Nodules develop under the skin owning to excess lipid deposits, associated with high cholesterol
Xerosis
Very dry skin
Keratin
Hard protein material found in the epidermis, hair, and nails
Callus
Increased growth of cells in the keratin layer of the epidermis caused by pressure or friction
Cicatrix
Normal scar left by a healed wound
Comedo
Clogged hair follicle
Decubitus ulcer
Bed sore; pressure ulcer; injury to skin and underlying tissue resulting from prolonged pressure on the skin
Fissure
Groove or crack-like sore
Gangrene
Death of tissue associated with loss of blood supply
Impetigo
Bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted-over lesions
Mohs surgery
Thin layers of malignant tissue are removed and each slice is examined under a microscope to check for adequate extent of the resection
Nodule
Solid, round or oval elevated lesion 1 cm or more in diameter
Papule
Smaller (less than 1 cm in diameter), solid elevation of the skin
Rubella
German measles; contagious viral infection preventable by vaccine and best known by its distinctive red rash
Keloid
Excess hypertrophied, thickened scar developing after trauma or surgical incision
Karposi sarcoma
Cancer that causes lesions in the soft tissues
