Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Write the full form of SA node.
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The muscular organ, the heart is known to contract continuously and is made up of cardiac cells. These cells contracts as a result of action potential and the rate of contraction are known as the heart rate. The cells that are known to allow rhythmic contraction to ensures the function of blood pumping by the heart are called the pacemaker cells. The sinoatrial node is one of the most defined examples of such cells.
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