Physiology Left ventricular (LV) pressure-volume loop is shown below. During exercise within physiological limits, what is the effect on end-systolic volume? A ESV decreases B ESV increases C ESV remains unchanged D ESV first decreases then increases 💡 Explanation Left ventricular (LV) pressure-volume loop is shown below. During exercise within physiological limits, what is the effect on end-systolic volume? ✓ Correct Answer: A. ESV decreases