B

Balloon angioplasty. See Coronary angioplasty

Balloon pumping, intraaortic. See Intraaortic balloon pumping

Balloon valvuloplasty, 54 -55, 140

Basal metabolism, 23

Beta-adrenergic blocking agents, 108 -109

Birth defects. See Congenital malformations

Blood

arterial, 2 , 3

circulation. See Circulatory system

mixing, in congenital heart disease, 161 -163, 172

venous, 2 , 3 , 5

Blood flow volume. See Cardiac output

Blood pressure, 17 -18, 62

cardiac output and, 18

diastolic, 17 -18, 179

hypotension, 175 , 176

kidneys' role in, 176 -177

normal (in adults), 18

pulmonary circulation and, 21

regulation of, 18 -20, 19 , 175 -176

systemic circulation and, 20 -21

systolic, 17 , 179

See also Hypertension

Blood tests, 34 , 119

Blood vessels, 6 , 8 -12, 62

arteries, 8 -9, 9, 10

arterioles, 9 , 20

capillaries, 10 , 21 -22

lymphatic system, 12

structure, 11 -12

veins, 9

Blue baby, 162 , 170

Bradycardia, 71 , 85 -86

treatment for, 87

See also Arrhythmias

Bundle-branch block, 78