A.L3~4間隙 B.T12~L1間隙 C.L2~3間隙 D.L1~2間隙 E.L4~5間隙
A.坐骨神經(jīng)阻滯術(shù) B.閉孔神經(jīng)阻滯術(shù) C.股外側(cè)皮神經(jīng)阻滯術(shù) D.股神經(jīng)阻滯術(shù) E.臀上皮神經(jīng)阻滯術(shù)
A.腰5以上B.胸2以上C.腰4以上D.腰3以上E.骶2以上