You are learning to read electrocardiograms. You know that the patient you are examining has a pathology affecting the depolarization of his ventricles, therefore you're looking for a change in what portion of his EKG?
A. The QRS complex
B. "The P wave" or "The T wave" but not "The QRS complex".
C. The T wave
D. The P wave
E. None of these would be altered
Answer: A
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