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: ENT
[{'content': 'Mini tracheostomy is performed through ? \nSelect and explain. \nA. Cricothyroid membrane, B. 2nd and 3rd tracheal rings, C. Any of the above, D. None of the above', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Cricothyroid membrane Cricothyrotomy or Laryngtomy or Minitracheostomy It is the procedure to open the airway through the cricothyroid membrane. Patient's head and neck are extended, lower border of throid cailage and cricoid ring is identified. Skin in this area is incised veically and then cricothyroid membrane is opened with a transverse incision. It is an emergency procedure to buy time for the patient to be shifted to the operation theatre.", 'role': 'assistant'}]