Zoology-Heart & Circulation
NEET Zoology Heart & Circulation MCQ Question
Type: MCQ-diagram based-Easy-Class 11
A diagram shows an ECG with labeled peaks. Which peak corresponds to the depolarization of the ventricles that initiates ventricular contraction?
A
P-wave
B
QRS complex
C
T-wave
D
U-wave
Correct Answer
Option B
Detailed Explanation
The QRS complex in an ECG represents the depolarization of the ventricles, which initiates ventricular contraction.
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