This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
During maintenance of a general inhaled anaesthetic for urgent non-obstetric surgery, one would expect this difference in the pregnant patient versus a non-pregnant patient 
Select and explain. 
A. Minimal change in depth of anaesthesia, B. Slower emergence from anaesthesia, C. Faster induction of anaesthesia, D. There is no difference
C: Faster induction of anaesthesia
Answer: C: Faster induction of anaesthesia 
Explanation: In pregnancy, FRC of lungs is decreased and minute ventilation is increased, which results in increase in rate of change of alveolar concentration of inhaled anaesthetic. This increases speed of induction.