It is defined because the minimal alveolar focus of inhaled anesthetic at which 50% of individuals do not shift in reaction to noxious stimuli. Thus N2O is actually a weak anesthetic inhalational agent but has excellent analgesic effects. The reversal might arise at the conclusion of anesthesia when nitrous oxide https://elliottqhxpe.corpfinwiki.com/9175998/not_known_factual_statements_about_nitrous_oxide