Anaesthesia Lowest concentration of anaesthetic agent in alveoli needed to produce immobility in response to painful stimulus in 50% of individual is termed as – A Minimum alveolar concentration B Minimal analgesic concentration C Minimal anaesthetic concentration D Maximum alveolar concentration 💡 Explanation Lowest concentration of anaesthetic agent in alveoli needed to produce immobility in response to painful stimulus in 50% of individual is termed as – ✓ Correct Answer: A. Minimum alveolar concentration