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
Waldeyer's lymphatic chain is formed by all except 
Select and explain. 
A. Palatine tonsils, B. Pharyngeal tonsils, C. Tubal and lingual tonsils, D. Post auricular nodes
D: Post auricular nodes
Answer: D: Post auricular nodes 
Explanation: None