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epidermis

(Encyclopedia)epidermis: see skin.

dermis

(Encyclopedia)dermis: see skin.

integumentary system

(Encyclopedia)integumentary system: see skin.

corns and calluses

(Encyclopedia)corns and calluses, thickenings of the outer layer of skin where there is irritation or constant pressure. Corns are cone-shaped with their points protruding into the dermis, or inner layer of skin. T...

fascia

(Encyclopedia)fascia făshˈēə [key], fibrous tissue network located between the skin and the underlying structure of muscle and bone. Fascia is composed of two layers, a superficial layer and a deep layer. Super...

cyst

(Encyclopedia)cyst, abnormal sac in the body, filled with a fluid or semisolid and enclosed in a membrane. Cysts can be congenital but are usually acquired, the most common locations being the skin and the ovaries....

mange

(Encyclopedia)mange mānj [key], contagious skin disease of domestic and wild animals. The several types of mange, including follicular and sarcoptic mange, are caused by various minute parasitic mites that burrow ...

erysipelas

(Encyclopedia)erysipelas ĕrəsĭpˈələs [key], acute infection of the skin characterized by a sharply demarcated, shiny red swelling, accompanied by high fever and a feeling of general illness. The causative age...

scalp

(Encyclopedia)scalp, the integument covering the top of the head. It consists of three layers of tissue: the skin, an underlying layer of tissue and blood vessels, and the occipitofrontalis muscle stretching from t...

birthmark

(Encyclopedia)birthmark, pigmented maldevelopment of the skin that varies in size, either present at birth or developing later. Birthmarks may appear as moles (melanocytic nevi) that vary in color from light brown ...