A.1cm
B.1.5cm
C.2cm
D.2.5cm
E.3cm

A.穿內(nèi)耳道底入面神經(jīng)管
B.經(jīng)莖乳孔出顱
C.在面神經(jīng)管內(nèi)無(wú)分支
D.以莖乳孔為界分為面神經(jīng)管段和顱外段
E.穿腮腺后內(nèi)側(cè)面，終支分布于面部表情肌

A.面神經(jīng)有2根，其中運(yùn)動(dòng)根較大
B.其副交感纖維支配淚腺、舌下腺和下頜下腺
C.其味覺纖維司舌前2/3味覺
D.其運(yùn)動(dòng)纖維支配面部表情肌及全部咀嚼肌
E.以莖乳孔為界，可將面神經(jīng)分為面神經(jīng)管段和顱外段

A.局部浸潤(rùn)麻醉+下牙槽神經(jīng)阻滯麻醉
B.下牙槽神經(jīng)+舌神經(jīng)阻滯麻醉
C.頰神經(jīng)+舌神經(jīng)阻滯麻醉
D.頰神經(jīng)+下牙槽神經(jīng)阻滯麻醉
E.頰神經(jīng)+舌神經(jīng)阻滯麻醉+局部浸潤(rùn)麻醉

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