The main blood vessel that branches off the heart. Aneurysm - A weak spot in the wall of an artery that balloons out and may eventually burst. Angina - Another word for chest pain.
Chest pain results from a shortage of oxygen in the heart muscle.
Arrhythmia - A disturbance of the normal and regular heart rhythm. Arteries - The blood vessels which branch off the aorta and carry blood full of oxygen and nutrients at high pressure to the tissues of the body. Atherosclerotic plaques - Plugs of fatty substances that build up along the walls of the arteries. Often used by pharmacists as a drug cost basis. B Beta blockers - Drugs that block the effects of certain body chemicals thereby slowing the heart rate and lowering the blood pressure.