system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Lowest concentration of anaesthetic agent in alveoli needed to produce immobility in response to painful stimulus in 50% of individual is termed as –
assistant
The correct answer is  MAC is the lowest concentration of the anaesthetic in pulmonary alveoli needed to produce immobility in response to a painful stimulus (surgical incision) in 50% individuals.