Biology · Human Circulatory System
In a standard clinical Electrocardiogram (ECG), the QRS complex represents the electrical activity associated with which event?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Atrial depolarization
- 2Ventricular depolarization✓
- 3Ventricular repolarization
- 4Atrial repolarization
Correct answer
Ventricular depolarization
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