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: Anatomy
All of the following are developed from 1st pharyngeal pouch except: 
Select and explain. 
A. Pharyngotympanic tube., B. Middle ear cavity., C. Tympanic antrum., D. Tubotympanic recess.
D: Tubotympanic recess.
Answer: D: Tubotympanic recess. 
Explanation: None