In a standard ECG which one of the following alphabets is the correct representation

In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart?

(a) S – start of systole
(b) T – end of diastole
(c) p – depolarisation of the atria
(d) R – repolarisation of ventricles

p – depolarisation of the atria

In a standard ECG, the P-wave is a small upward wave that indicates the depolarisation ofr thatria. This is caused by the activation of SA node.

admin: