Question

beating of heart is ------?​

Answer 1

Answer:

beating of heart is controlled by electrical impulses

Answer 2

Answer:

The beating of the heart is controlled by electrical impulses. Under normal circumstances, these impulses are generated by the heart's "natural pacemaker," the sinoatrial or sinus node, which is located in the right atrium. The impulse travels across the atria, generating a contraction.