46 yr old chronic smoker came to emergency dept with a history of difficulty in breathing & fever since 1day, postgraduate tells you to connect face mask to which pin index number

Anaesthesia

46 yr old chronic smoker came to emergency dept with a history of difficulty in breathing & fever since 1day, postgraduate tells you to connect face mask to which pin index number

Allergy in immediate perioperative period is due to:

All of the following are true about lumbar puncture except:

Which of these is most commonly used as pre-anesthetic medication?