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': 'Sharp pain is transmitted by which type of fibres? \nSelect and explain. \nA. Aa, B. Ab, C. Ad, D. C', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., AdSharp somatic pain (fast pain) is carried by AS fibres.Pain is carried by two types of fibers : ?i) Ad - These are relatively fast. Therefore the pain carries by these is fast pain (epicritic pain or first pain).ii) C - These are slow, therefore the pain carries by these is slow pain (protopathic pain or second pain).", 'role': 'assistant'}]