How are you?[ ]
A. How are you?
B. Fine, thank you.
答案:B
咀嚼肌的运动神经发自()
A.上颌神经
B.面神经
C.舌咽神经
D.舌下神经
E.下颌神经
梁下部纵筋允许在哪处连接?