Physiology A shift of posture from supine to upright posture is associated with cardiovascular adjustments. Which of the following is NOT true in this context A Rise in central venous pressure B Rise in heart rate C Decrease in cardiac output D Decrease in stroke volume 💡 Explanation A shift of posture from supine to upright posture is associated with cardiovascular adjustments. Which of the following is NOT true in this context ✓ Correct Answer: A. Rise in central venous pressure