What Is The Total Number of Heart Muscle Cells?
Majid Ali, M.D. There are 2–4 billion heart muscle cells in the walls of the main chamber of the heart which pumps blood to all parts of the body. This chamber is called left ventricle and nearly all deaths occurring quickly after a heart attacks result from injury to muscle cells (cardiomyocyte) of this chamber. As many as 25% (one billion
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