This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Preoperative assessment and monitoring in anaesthesia, Subject name: Anaesthesia
Cuff pressure in endotracheal intubation with prolonged ventilation should be less than 
Select and explain. 
A. 20 mmHg, B. 30 mmHg, C. 40 mmHg, D. 50 mmHg
B: 30 mmHg
Answer: B: 30 mmHg 
Explanation: Cuff pressure in the endotracheal intubation is in between 25 to 30 mmHg.