Bulbourethral gland: A pea-sized gland in the male located behind and to the side of the urethra that discharges a component of seminal fluid into the urethra. There are two bulbourethral glands, one on each side. Also known as the Cowper’s gland.
- Bulimia nervosa
Also called bulimia nervosa. An eating disorder characterized by episodes of secretive excessive eating (binge-eating) followed by inappropriate methods of weight control, such as self-induced vomiting (purging), abuse of laxatives and diuretics, or excessive exercise. The insatiable appetite of bulimia is often interrupted by periods of anorexia. Like anorexia, bulimia is generally thought to be […]
- Bulimia susceptibility gene
Bulimia susceptibility gene: A gene that determines the susceptibility to developing bulimia, one disorder in the spectrum of eating disorders. There is now a substantial literature showing that bulimia is strongly familial and that the pronounced familial nature of bulimia is due largely to the additive effects of a number of genes. One bulimia susceptibility […]
Bulla: A fluid-filled blister more than 5 mm (about 3/16 inch) in diameter with thin walls. A bulla on the skin is a blister. A bulla on the pleura (the membrane covering the lung) is also called a bleb. In Latin a bulla was a “bubble, stud or knob.” It referred to any rounded protrusion, […]
Bullae: More than one bulla, a bulla being a blister more than 5 mm (about 3/16 inch) in diameter with thin walls that is full of fluid. Blisters on the skin are called bullae. In Latin a bulla (plural: bullae) was a “bubble, stud or knob.” It referred to any rounded protrusion, particularly one that […]