Question

Statement I: ECG is a graphical representation of the electrical activity of the heart during a cardiac cycle.
Statement II: In ECG, the contraction that starts shortly after T-wave marks the beginning of the systole

• A. Only statement I is correct
• B. Only statement II is correct
• C. Both statements I and II are correct
• D. Both statements I and II are incorrect

Answer 1

Answer: (A)

In ECG, the contraction that starts shortly after Q-wave marks the beginning of the systole while the end of T-wave marks the end of systole.