Medical MCQ-Minimum alveolar concentration {MAC} of an anaesthetic agent means it produces lack of reflex response to skin incision in,--- of subjects -

Minimum alveolar concentration {MAC} of an anaesthetic agent means it produces lack of reflex response to skin incision in,— of subjects –

25%

50%

75%

100%

Question Category:

Anaesthesia

Correct Answer:

50%

Description:

Minimum alveolar concentration is defined as the alveolar concentration of an inhaled anesthetic agent that prevents movement in 50% of patients in response to a standardized surgical stimulus. Low MAC - High potency MAC values of adult Halothane: 0.75 Sevoflurane: 2.0 Isoflurane: 1.2 Desflurane: 6.0 Enflurane: 1.7 Xenon: 70 N2O: 104 Ref: Miller's anesthesia 8th edition Ref: Morgan & Mikhail's clinical anesthesiology 6e

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