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Body Fluids and Circulation — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBody Fluids and Circulation1 Mark
MCQ
ECG depicts the depolarisation and repolarisation processes during the cardiac cycle. In the ECG of a normal healthy individual one of the following waves is not represented:
  • A
    Depolarisation of atria.
  • B
    Repolarisation of atria.
  • C
    Depolarisation of ventricles.
  • D
    Repolarisation of ventricles.
✓

Answer

  1. Repolarisation of atria.

Explanation:

ECG depicts the depolarisation and repolarisation processes during the cardiac cycle. In the ECG of a normal healthy individual repolarisation of atria is not represented.

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