EKG terms quiz 2

The upper portion of the heart.

An initial measurement of a condition that is taken at an early time point and used for comparison over time to look for changes.

Regulates blood flow from the left atrium into the left ventricle

A type of abnormal heart rhythm in which every other heartbeat is a premature contraction or extra heartbeat

A condition where your heart beats more slowly than expected, under 60 beats per minute.

A branch of nerve cells that extends from your AV node.

When the heart stops beating suddenly.

Repetitive mechanical and electrical events that produce the heartbeat and cardiac output.

The heart squeezes to pump blood shortening of the muscles to produce cardiac output. Also known as systole

Supply blood to the heart muscle. Arteries that branch from the aorta close to the left ventricle. Blockages in these arteries cause angina or myocardial infarction.