Ch. 15 Key Terms Flashcards

the phase where the heart is at work, contracting and pushing blood out of the left ventricle.

phase when the heart relaxes or rests.

the pathway of electrical impulses that controls the heart’s pumping action.

a hardening and narrowing of the blood vessels.

chest pain, pressure, or discomfort.

a medication that helps to relax the walls of the coronary arteries, allowing them to open and get more blood to the heart; comes in tablet, patch, or spray form.

a condition in which the heart muscle is damaged and is no longer able to pump effectively; causes blood to back up in various parts of the body.

abnormal heart rhythm; also called arrhythmia.

a disease in which the legs, feet, arms, or hands do not have enough blood circulation due to injury or to fatty deposits in the blood vessels that harden over time; causes cold legs, feet, arms, and hands, as well as pain, swelling, and ulcers of the legs and feet.

a condition in which a blood clot forms deep under the skin, usually in the legs.