Located almost in the center of the chest, the adult human heart is about the size of a fist.
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The heart is a pump made of muscle tissue. Its pumping action is controlled by electrical impulses.
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Detailed information and illustrations about the 2 coronary arteries, which supply blood to the heart muscle.
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Detailed anatomical description of the heart valves, including simple definitions and a labeled, full-color illustration.
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A cardiologist is a healthcare provider who has had extra training to treat problems of the heart and blood vessels. These include heart attack and heart failure.
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A clinical cardiac electrophysiologist, or cardiac EP, is a healthcare provider who treats rhythm problems of the heart. Learn more about their medical training, and the tests and procedures that they do.
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