This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: AIIMS 2017, Subject name: Anaesthesia
A Patient in medical intensive care unit who is intubated ,suddenly removes the endotracheal tube. What should be done next? 
Select and explain. 
A. Sedate and reintubate, B. Make him sit and do physiotherapy, C. Assess the patient and give bag and mask ventilation and look for spontaneous breathing, D. Give bag and mask ventilation and intubate
C: Assess the patient and give bag and mask ventilation and look for spontaneous breathing
Answer: C: Assess the patient and give bag and mask ventilation and look for spontaneous breathing 
Explanation: As the ET tube was removed by the patient by himself, it indicates adequate spontaneous breathing and muscle power. Hence assess the patient first, give bag and mask ventilation and look for spontaneous breathing