This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Tonsils develop embryologically from 
Select and explain. 
A. First pharyngeal pouch, B. Second pharyngeal, C. Third pharyngeal pouch, D. Fouh pharyngeal pouch
B: Second pharyngeal
Answer: B: Second pharyngeal 
Explanation: HUMAN EMBRYOLOGY-INDERBIR SINGH TENTH EDITION-PAGE NO:135 Second pouch The epithelium of the ventral pa of this pouch contribute to the formation of the tonsil The dorsal pa takes pa in the formation of the tubotympanic recess