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 an example of a bone that is independent phylogenetically but is now fused with another bone? \nSelect and explain. \nA. Trocanter of femur, B. Tubercle of humerus, C. Coracoid process of scapula, D. Anterior tubercle of talus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ativastic epiphysis is a phylogenetically independent bone which gets attached to the host bone secondarily to recieve nutrition. Eg are coracoid process of scapula, posterior tubercle of talus or trigonum. Classification of epiphysis : Pressure epiphysis : head of femur and humerus. Traction epiphysis : trochanter of femur and tubercle of humerus. Ativastic epiphysis : coracoid process of scapula, posterior tubercle of talus or trigonum.', 'role': 'assistant'}]