A 64-year-old female has just collapsed in cardiac arrest. You are alone. After your initial assessment, you should give two ventilations, then:

A 64-year-old female has just collapsed in cardiac arrest. You are alone. After your initial assessment, you should give two ventilations, then:
A . Analyze the rhythm, and deliver a shock if indicated.
B . Begin chest compressions for one minute.
C . Analyze the rhythm, and begin chest compressions.
D . Call medical control, and begin chest compressions.

Answer: C

Explanation:

While there is limited information that people in extended periods of cardiac arrest may benefit from CPR before defibrillation, overwhelming information indicates that defibrillating very early in a “fresh” arrest situation will provide the best opportunity for correcting the most common cause of cardiac arrest―ventricular fibrillation.