ocr: Dictionary Lardiac cycle period from the beginning of one neartbeat to the beginning of the next Lardiac output the amount of blood the heart pumps through the circulatory system in 1 minute (stroke volume multiplied by the heart rate) Cardiomyopatny (ar-dee-0h-my-OP-ah- thee) diseases of the muscle of the heart (myocardium) Cardiopulmonary bypass kar-dee-oh- UL-man-ner-ee BY-pass) method by which a machine takes over the runction of the heart and lungs I so the heart can be stopped for