Physiology Shift to right in Oxygen dissociation curve is seen in all except: March 2007 A Increased PaCO2 B Decreased PaCO2 C Increase in 2, 3 DPG D Decreased pH 💡 Explanation Shift to right in Oxygen dissociation curve is seen in all except: March 2007 ✓ Correct Answer: B. Decreased PaCO2