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: Unknown
[{'content': 'Lymph from nose goes to all lymph nodes except - \nSelect and explain. \nA. Paratracheal nodes, B. Submandibular nodes, C. Retropharyngeal nodes, D. Upper deep cervical nodes', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., paratracheal nodes Lymphatic drainage of the noseo Lymphatic drainage of the nose is as follows -i) Anterior half of nasal cavity (Both septum and lateral wall) - Submandibular nodesii) Posterior half of nasal cavity (Both septum and lateral wall) - Retropharyngeal nodes and upper deep cervical nodes.", 'role': 'assistant'}]