what is
heart muscle
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Cardiac muscle is a special type of muscle tissue that's only found in your heart. Coordinated contractions of cardiac muscle, which are controlled by special cells called pacemaker cells, allow for your heart to pump blood as a single functional unit
Explanation:
Cardiac muscle is a special type of muscle tissue that's only found in your heart. Coordinated contractions of cardiac muscle, which are controlled by special cells called pacemaker cells, allow for your heart to pump blood as a single functional unit
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