which is know as a pacemaker of the heart?
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❤️the SA node is known as pacemaker of heart❤️❤️❤️
Explanation:
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Answered by
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Answer:
The sa Node is known as the pacemaker
Explanation The sinoatrial (SA) node or sinus node is the heart's natural pacemaker. It's a small mass of specialized cells in the top of the right atrium (upper chamber of the heart). It produces the electrical impulses that cause your heart to beat.
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