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Which of the following statements are in...

Which of the following statements are incorrect?

A

(1) among all the four chambers of heart left ventricle has the thickest walls

B

(2) contraction of the ventricle in the heart begins by the command from SA node

C

(3) QRS complex in ECG is related with ventricular contraction and atrial relaxation

D

(4) human heart is myogenic

Text Solution

Verified by Experts

The correct Answer is:
C
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