Physiology With normal cardiac function, a10 mm Hg change in which of the following pressure would have a greatest effect on cardiac output A Pressure in carotid aery B Pressure in the pulmonary aery C aoic pressure D Right atrial pressure 💡 Explanation With normal cardiac function, a10 mm Hg change in which of the following pressure would have a greatest effect on cardiac output ✓ Correct Answer: D. Right atrial pressure