1. Tardigrade
  2. Question
  3. Biology
  4. 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

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Q. 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

Body Fluids and Circulation

Solution:

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.