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| 1. |
Which of the following statements are incorrect?A. (1) among all the four chambers of heart left ventricle has the thickest wallsB. (2) contraction of the ventricle in the heart begins by the command from SA nodeC. (3) QRS complex in ECG is related with ventricular contraction and atrial relaxationD. (4) hardening of the arteries due to deposition of cholesterol is called arteriosclerosis |
| Answer» Correct Answer - C | |