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Observe the following diagrammatic representation of a standard ECG and pick- out the correct option

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End of the T-wave marks the beginning of ventricular systole

Ventricular contraction starts shortly after Q

QRS complex represents the repolarisation of the ventricles.

Beginning of the P-wave represents the repolarisation of the atria.

answer is B.

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Detailed Solution

Ventricular contraction starts shortly after Q wave.

End of the T-wave marks the end of ventricular systole.

QRS complex represents the depolarisation of the ventricles.

P-wave represents the depolarisation of the atria.

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