For which of the following arrhythmias would an electronic pacemaker be indicated?
a. First-degree block
b. Sinus tachycardia
c. Third-degree block
d. Ventricular fibrillation
ANS: C
In almost all cases, treatment usually includes medication to speed up the ventricles and a tem-porary external pacemaker until a permanent pacemaker can be surgically placed.
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