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: Surgery
[{'content': 'High fall on feet after accident causes fracture of \nSelect and explain. \nA. Occipital ring fracture, B. Temporal bone fracture, C. Parietal bone fracture, D. Motorcyclist fracture', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer- A. Occipital ring fractureRing fractureAn annular bone fracfure at the base of the posterior fossa around the foramen magnumAccompanied by compression fractures of veebrae and blunt trauma to soft tissue.Mechanism is fall or jump from heights, usually > 5 stories, onto the feet or buttocks.', 'role': 'assistant'}]