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': 'Which of the following is not a recognised form of epiphysis? \nSelect and explain. \nA. Traction, B. Atavistic, C. Friction, D. Pressure', 'role': 'user'}, {'content': 'Answer: C \nExplanation: There are four types of epiphysis: Pressure epiphysis: The region of the long bone that forms the joint is called Pressure Epiphysis. Traction epiphyses: The regions of the long bone which are non-aicular, that is, not involved in the joint formation is called as Traction Epiphysis. Atavistic epiphyses: Fused bones are called as Atavistic. Aberrant epiphyses: These Epiphysis are detions from the norm and are not always present.', 'role': 'assistant'}]