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B - Pg. 517

517 burr holes atelectasis Atelectasis is a collapse or incomplete expansion of the lung. atherosclerosis Atherosclerosis is an accu- mulation of cholesterol-lipid-calcium deposits in the walls of the vessels. atresia Atresia is the absence or closure of a normal body opening. attention deficit hyperactive disorder ADHD is a disorder of childhood character- ized by overactivity, impulsivity, and inatten- tion. aura Aura is a sensation that precedes or signals the onset of a seizure or a migraine headache. It can involve olfactory, visual, or auditory sensations. autograft Autograft is a skin graft obtained from an individual's own body. automatacism Automatacism is the per- formance of automatic actions or behaviors without conscious knowledge or awareness. autosomal recessive disorder Autosomal recessive disorder is an inherited disorder carried on any chromosome other than the sex chromosome. biosynthetic graft A biosynthetic graft is a graft or dressing made from synthetic mate- rial or animal collagen. bipolar disorder Bipolar disorder is a mood disorder characterized by periods of mania with or without depression. blood pressure The blood pressure is the tension exerted by the blood against the arterial walls. bone density Bone density is the degree of thickness in a bone. Loss of bone density is associated with osteoporosis. bradycardia Bradycardia is a heart rate of less than 60 beats per minute. Braxton-Hicks contractions Braxton-Hicks contractions are false labor contractions. bronchitis Bronchitis is the inflammation of the bronchi. buccal Buccal administration of a drug is administration into the cheek. Buerger's disease Buerger's disease is a chronic, recurring, inflammatory, vascular occlusive disease, chiefly of the peripheral arteries and veins of the extremities. bulimia nervosa Bulimia nervosa is an eat- ing disorder characterized by binge eating followed by purging. burn shock Burn shock is hypovolemia that occurs within the first 24 hours following a major burn injury. burr holes Circular holes made in the skull with a drill. The procedure can be done to decrease intracranial pressure or for the pur- pose of exploration and diagnosis. B battery Battery is the unlawful touching of another without consent. An example of this would be performing surgery without prop- er consent. biological weapons Biological weapons are agents that spread disease into the general population.