A.前界為牙列
B.上界為腭
C.下界為舌下區(qū)
D.兩側(cè)為頰
E.后界為咽門

A.面神經(jīng)顳支
B.面神經(jīng)下頰支
C.面神經(jīng)下頜緣支
D.面神經(jīng)上頰支
E.面神經(jīng)顴支

A.鼻腭神經(jīng)和上牙槽前神經(jīng)
B.腭前神經(jīng)、上牙槽后神經(jīng)和上牙槽中神經(jīng)
C.上牙槽后神經(jīng)和頰神經(jīng)
D.鼻腭神經(jīng)和上牙槽中神經(jīng)
E.鼻腭神經(jīng)和腭前神經(jīng)

A.上牙槽中神經(jīng)
B.上牙槽前神經(jīng)
C.顴神經(jīng)
D.腭中神經(jīng)
E.鼻腭神經(jīng)

A.翼叢
B.上頜靜脈
C.下頜后靜脈
D.面靜脈
E.面總靜脈