The blood pressure of a normal human being is found to be 120/80 mmHg. These 'numbers' represent the blood pressure at
- A. ventricular contraction and ventricular relaxation, respectively ✓
- B. ventricular relaxation and ventricular contraction, respectively
- C. auricular contraction and auricular relaxation, respectively
- D. ventricular contraction and auricular contraction, respectively
Correct Answer: A. ventricular contraction and ventricular relaxation, respectively
Explanation
120 mmHg represents the systolic pressure (when ventricles contract to pump blood), and 80 mmHg represents the diastolic pressure (when ventricles relax and fill with blood).
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