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: Physiology
[{'content': 'UMN includes: \nSelect and explain. \nA. Pyramidal cells, B. Peripheral nerves, C. Anterior horn cells, D. Glial Cells', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Pyramidal cells', 'role': 'assistant'}]