Biology · Body Fluids and Circulation
In a standard ECG of a normal person, the P-wave represents the:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1End of ventricular systole
- 2Beginning of the ventricular systole
- 3Initiation of the ventricular contraction
- 4Contraction (depolarisation) of both the atria✓
Correct answer
Contraction (depolarisation) of both the atria
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