For a patient with a condition called asystole, the AED: A.
must be used for at least 60 seconds.
B.
helps the EMR identify ventricular fibrillation.
C.
will not be effective.
D.
is more effective than the semi-automatic version.

C

Explanation:

Children or adults who develop cardiac arrest caused by a slowing of the heart rate (bradycardia) or cardiac standstill (asystole) cannot be treated with an AED. These rhythms do not respond to electric shocks, so the AED will not allow a shock to be activated and standard CPR measures should be performed.

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