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Vocab chap 5

vocab test 3-3

An area where skin has been scraped away Abrasion
An inflammation of sebaceous glands. Occurs predominantly in sebaceous follicles that have been colonized by bacteria, lipid rich sebum. Acne
Inherited inability of an individual to produce melanin. Melanocytes are unable to synthesize tryrosinase. Albinism
Particial or complete lack of hair, may result from genetic factors, aging, endocrine disorders, chemotheraphy or skin disease. Alopecia
When the blood is not getting enough oxygen from the lungs, the mucous membranes, nail beds, & skin appear bluish Cyanotic
Sores caused by constant deficiancy of blood flow to tissues overlying a bony projection subjected to prolonged pressure against an object. Decubitus Ulcer
An inflammation of the skin with patches of redness, blistering, dry extremely itchy skin, usually in skin creases of the wrists, back of knees, fronts of elbows, may be outgrown Eczema
Redness of the skin, caused by engorgement of capillaries of the dermis with blood due to skin injury, exposure to heat, infection, inflammation or allergy Erythema
Involves only the epidermis, mild pain & erythema (redness), but no blisters, skin functions remain, cold water for pain, heals in 3 to 6 days First Degree Burns
Localized benign tumor of the skin & subcutaneous layer that results from an abnormal increase in blood vessels. (flat, pink, red or purple lesion present at birth usually nape of the neck hemangiona
Highly contagious skin infection mainly in infants & children appears as red sored especially around nose & mouth Impetigo
A vascular & cellular response that helps eliminate microbes, foreign material & dying tissue in preperation for repair Inflammation
Due to a buildup of yellow pigment bilirubin in the skin, appears yellow in skin & whites of the eye, usually indicates liver disease Jaundice
An elevated irregular darkened area of excess scar tissue caused by collagen formation during healing, tender & frequently painful, occurs in the dermis & underlying subcutaneous layer usually after trauma, surgery, a burn or severe acne, Keloid Scar
An irregular tear of the skin Laceration
Karatinocytes divide & move more quickly than normal from the stratum basal to the stratum corneum, shed within 7 to 10 days, produce immature keratin (knees, elbows, scalp, silvery scales) Psoriasis
destoys epidermis & part of the dermis, some skin function is lost, blisters, redness, edema, pain, blister forms due to accumulation of fluid between the dermis & epidermis, heals in 3 to 4 weeks but may leave scar Second degree burns
destroys epidermis, dermis & subcutaneous layer,skin function lost, marked edema, numb due to destroyed sensory nerve endings, color varies from marble-white to mahongeny to charred, dry wounds, regeneration slowly occurs, skin grafting may be necessary Third degree burns
Created by: melkirby