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Electrocardiogram (EKG)

Test Overview

An electrocardiogram (EKG or ECG) is a test that checks for problems with the electrical activity of your heart. An EKG shows the heart's electrical activity as line tracings on paper. The spikes and dips in the tracings, Opens dialog are called waves.

The heart is a muscular pump made up of four chambers, Opens dialog. The two upper chambers are called atria. The two lower chambers are called ventricles. A natural electrical system, Opens dialog causes the heart muscle to contract. This pumps blood through the heart to the lungs and the rest of the body.

Current as of: July 31, 2024

Author: Ignite Healthwise, LLC Staff

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