The EMT-B should consider performing 2 minutes of CPR prior to attaching the AED to adult victims of cardiac arrest when
A. the arrest is caused by a traumatic injury
B. the patient's cardiac arrest was witnessed
C. the call-to-arrival time is more than 5 minutes.
D. the patient has known coronary artery disease
Ans: C. the call-to-arrival time is more than 5 minutes.
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Fill in the blank(s) with the appropriate word(s).
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