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
Nerve for motor function of buccinator muscle 
Select and explain. 
A. Hypoglossal nerve, B. Glossopharyngeal nerve, C. Facial nerve, D. Trigeminal nerve
C: Facial nerve
Answer: C: Facial nerve 
Explanation: The buccal branch of mandibular nerve is sensory is nature and supplies the skinand mucous membrane related to the buccinator. The buccal branch of facialnerve is motor in nature and it supplies the buccinator muscle.