During which component of an electrocardiogram (ECG) do the ventricles contract?Multiple choice question.P waveST segmentT waveQRS complex

Which of the following components of an electrocardiogram corresponds to the time period where the ventricles are ejecting blood?Multiple choice question.QRS complexT waveST segmentPQ segment

Which component of an electrocardiogram (ECG) represents atrial depolarization?Multiple choice question.ST segmentQRS complexP waveT wave

Q4. Which of the following components of an ECG represents ventricular depolarisation?a) P waveb) T wavec) QRS complexd) P-Q interva

Atrial systole occurs during the _____ of an electrocardiogram.Multiple choice question.PQ segmentQRS complexT waveST segment

Match up the following phases of the ECG with their correlated electrical events.P waveQRS ComplexT wave