Anaesthesia All of the following factors decrease the Minimum Alveolar Concentration (MAC) of an inhalation anaesthetic agent except. A Hypothermia B Hyponatremia C Hypocalcemia D Anemia 💡 Explanation All of the following factors decrease the Minimum Alveolar Concentration (MAC) of an inhalation anaesthetic agent except. ✓ Correct Answer: C. Hypocalcemia