Drug used to treat angina and hypertension; dilates blood vessels, stopping the influx of calcium into muscle cells lining vessels is drug used to treat angina, hypertension, and arrhythmias by blocking the action of epinephrine at receptor sites on cells is angina and heart attack occurring as consequences of plaque rupture in coronary arteries is blowing or swishing sound heard during auscultation of an artery listening for sounds using a stethoscope is