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
[{'content': 'What is present in the retropharyngeal space of Gillette? \nSelect and explain. \nA. Platysma, B. Loose areolar tissue and lymph nodes, C. Vertebrae, D. Hypoglossal nerve', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Retropharyngeal Space is a potential space between the buccopharyngeal fascia and the prevertebral fascia, extending from the\xa0base of the skull to the superior mediastinum.\xa0\nIt permits movement of the pharynx, larynx, trachea, and esophagus during swallowing.', 'role': 'assistant'}]