32. Choice B is the correct answer. Multifocal PVC's are when the PVC's are both positive and negative deflected. This is because it is coming from multiple areas of focus. Uni-focal PVC's the PVC's are all positive or negative deflection because they are coming from the same area of focus. There is no such thing as a wandering ventricular pacemaker. Wandering atrial pacemaker affects the P wave.
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