When the nurse observes an electrocardiogram (ECG) tracing on a cardiac monitor with a pattern in lead II and observes a bizarre, abnormal shape to the QRS complex, the nurse has likely observed which of the following ventricular dysrhythmias?
a) Premature ventricular contraction (PVC)
b) Ventricular fibrillation
c) Ventricular bigeminy
d) Ventricular tachycardia
Answer: a) Premature ventricular contraction (PVC)
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