This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'All are derivatives of first pharyngeal arch except \nSelect and explain. \nA. Mylohyoid, B. Tensor tympani, C. Tensor veli palatini, D. Stylopharyngeus', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Derivatives of the first pharyngeal arch aremuscles of mastication (chewing)massetermedial and lateral pterygoid musclestemporalismylohyoid muscledigastric muscle, anterior bellytensor veli palatini muscletensor tympani muscleStylopharyngeus belong to 3rd arch', 'role': 'assistant'}]