This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': "X-ray of a child's arm after a fall appears to show a fracture near, but not at, distal end of the ulna. Before diagnosing a fracture, you should also consider the possibility that this is actually which of the following? \nSelect and explain. \nA. Aicular cailage, B. Epiphyseal plate, C. Perichondrium, D. Primary ossification center", 'role': 'user'}, {'content': 'Answer: B \nExplanation: The epiphyseal plate of the bone contains cailage that is radiolucent. The plate in a bone that is not yet fully ossified can produce a "line" crossing the bone near the end. This may be easily mistaken for a fracture by the inexperienced. Anatomically, the epiphyseal plate separates the epiphysis from the diaphysis.', 'role': 'assistant'}]