The complete stopping of heart activity is called:
A) cardiac arrest
B) fibrillation
C) bundle branch block
D) angina pectoris
A
Explanation: Cardiac arrest is the complete stopping of heart activity. Fibrillation is an extremely serious arrhythmia. A bundle branch block is where the electrical impulse is blocked from traveling down the atrioventricular bundle or bundle branches, causing the ventricles to beat at a different rate from the atria. Angina pectoris is chest pain.
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