P wave in ECG is due to :
Ans. (d) Atrial depolarizationECG findingSignificanceP waveAtrial DepolarizationQRSVentricular depolarizationT waveVentricular repolarizationU waveDelayed repolarization of papillary musclesPR intervalSpread of impulse from SAN to AVNST segmentIso-electric segment
Ventricular depolarization
Atrial repolarization
Ventricular repolarization
Atrial depolarization
Electrocardiography