A

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Q. The p wave of a normal Electrocardiogram indicates

  • (A) atrial depolarization
  • (B) Ventricular repolarization
  • (C) atrial repolarization
  • (D) Ventricular depolarization
  • Correct Answer - Option(A)
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Explanation by: Admin
The P wave in the ECG represents atrial depolarization, which results in atrial contraction, or atrial systole.

The P wave is a summation wave generated by the depolarization front as it transits the atria.

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