全国2007年10月高等教育自学考试外科护理学（二）试题_第5页

21.肝动脉插管栓塞化疗术后病人一般需卧床的时间为(      )

A.6h                                                              B.12h

C.18h                                                             D.24h

22.诊断直肠癌最可靠的方法是(      )

A.大便隐血试验                                             B.直肠指检

C.内镜检查                                                    D.X线钡剂灌肠

23.对诊断肠梗阻有很大价值的检查是(      )

A.血常规                                                       B.血清电解质

C.X线检查                                                    D.B超

24.应激性溃疡常见的首发表现是(      )

A.出血                                                           B.腹痛

C.穿孔                                                           D.呕吐

25.甲状腺大部切除术后病人出现声音嘶哑，提示手术可能损伤了(      )

A.喉上神经外支                                             B.双侧喉返神经

C.喉上神经内支                                             D.一侧喉返神经