Medium Biology Class 11 Level 3

What does QRS complex show in ECG?

ECG में QRS complex क्या दर्शाता है?

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Correct Answer

A. ventricular depolarization

Explanation

Step 1: Identify ECG component. Step 2: QRS complex shows electrical activation of ventricles after which ventricular contraction occurs. Step 3: Remember QRS equals ventricle activation.

Step 1: ECG component पहचानें। Step 2: QRS complex ventricles की electrical activation को दिखाता है जिसके बाद ventricular contraction होती है। Step 3: QRS equals ventricles activation याद रखें।

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