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
Shape of adult larynx is: 
Select and explain. 
A. Cylindrical, B. Funnel shaped, C. Inveed funnel shape, D. None of the above
A: Cylindrical
Answer: A: Cylindrical 
Explanation: Classic teaching has been that the adult larynx is cylindrical and the infant larynx is funnel shaped. Ref: Miller's anesthesia-7th ed , Chapter 82.