A.拔牙震動小,患者痛苦小 B.創(chuàng)傷較大 C.配合吸引器,手術(shù)視野更清楚 D.比錘鑿法縮短手術(shù)時間30%~40% E.患者更愿接受
A.正畸需要拔除 B.可能為顳下頜關(guān)節(jié)紊亂病誘因的阻生智齒 C.臨床無癥狀的完全骨埋伏阻生牙 D.阻生智齒反復(fù)引起冠周炎者 E.阻生智齒本身有齲壞,或引起鄰牙病變者
A.鼻腭神經(jīng)+腭前神經(jīng)+上牙槽前神經(jīng) B.上牙槽后神經(jīng)+腭前神經(jīng) C.下牙槽神經(jīng)+舌神經(jīng) D.上牙槽中神經(jīng)+上牙槽后神經(jīng)+腭前神經(jīng) E.下牙槽神經(jīng)+舌神經(jīng)+頰長神經(jīng)拔除下列牙時應(yīng)麻醉哪組神經(jīng)