| A | B |
| aneurysm | a localized weak spot or balloon like enlargement of the wall of an artery. |
| angina | severe episodes of spasmodic choking or suffocating chest pain caused by an insufficient supply of oxygen to the heart muscle. |
| antiarrhythmic | medication administered to control irregularities of the heart beat. |
| anticoagulant | medication administered to slow blood clotting and to prevent new clots from forming. |
| antihypertensive | medication administered to lower high blood pressure. |
| arrhythmia | irregularity or the loss of normal rhythm of the heart beat. |
| arteriosclerosis | abnormal hardening of the walls of the arteries. |
| atherosclerosis | hardening and narrowing of arteries due to a buildup of cholesterol plaques. |
| bradycardia | abnormally slow heartbeat. |
| cardiac catheterization | placement of a catheter through a vein or artery into the heart. |
| cholesterol | lipids that travel in the blood in packages called lipoproteins. |
| defibrillation | the use of an electrical shock to restore the heart's normal rhythm. |
| dyscrasia | any abnormal or pathologic condition of the blood. |
| electrocardiogram | a record of the electrical activity of the myocardium. |
| embolism | blockage of a vessel by an embolus. |
| embolus | a foreign object circulating in the blood. |
| endocarditis | Inflammation of the inner layer of the heart. |
| erythrocytes | Mature red blood cells. |
| Fibrillation | Rapid, random, and ineffective contractions of the heart. |
| hemostasis | To control bleeding. |
| ischemia | Deficiency in blood supply due to either the constriction or the obstruction of a blood vessel. |
| leukocytes | White blood cells that protect the body against harmful invaders such as bacteria. |
| myocardial infarction | Occlusion of a coronary artery resulting in an infarct of the affected myocardium; also known as a heart attack. |
| myocarditis | inflammation of the myocardium. |
| palpitation | A pounding or racing heart. |
| pericarditis | Inflammation of the pericardium. |
| phlebitis | Inflammation of a vein or veins |
| plaque | Build up in the arteries and veins. |
| tachycardia | An abnormally fast heartbeat. |
| thrombus | A blood clot attached to the interior wall of a vein or artery. |
| triglycerides | combinations of fatty acids attached to glycerol that are also found normally in the blood in limited quantities. |
| varicose veins | Abnormally swollen veins. |