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
Armoured endotracheal tube is used in surgeries all except 
Select and explain. 
A. Neurosurgery, B. Cleft lip surgery, C. Spine surgery, D. Neck surgery
B: Cleft lip surgery
Answer: B: Cleft lip surgery 
Explanation: RAE tubes are used in cleft lip and palate surgery.