This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anaesthesia
All of the following are advantages of LMA Except 
Select and explain. 
A. More reliable than face mask, B. Prevent aspiration, C. Alternative to endotracheal intubation, D. Does not require laryngoscope & visualization
B: Prevent aspiration
Answer: B: Prevent aspiration 
Explanation: LMA is intermediate between the face mask and endotracheal intubation in terms of reliability, invasiveness, and facilitation of gas exchange (face mask has minimum and endotracheal intubation has maximum)LMA does not prevent aspiration - should not be used in full stomach patientsLMA can be used as an alternative to endotracheal intubation for minor surgeries, where anaesthetist wants to avoid intubationLMA is introduced blindly (without laryngoscopy)