下列哪项不是门静脉高压症施行门奇断流术的优点()A．明显降低门

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问题单项选择题

下列哪项不是门静脉高压症施行门奇断流术的优点()

A．明显降低门静脉压力，减少再出血机会

B．手术创伤较小，病人恢复快

C．手术相对较简单，易于推广

D．既能控制出血又能保持肝脏血液供应

E．手术后肝性脑病的发生率较门腔分流术少

答案

参考答案：E

选择题

Great changes______in the mountain village in the last few years.For example,electric lamps______of oil ones.

A．have been taken place;have taken place

B．have taken place;have taken the place

C．have taken the place;have taken place

D．have taken the place;have taken the place

判断题

运输是联系采掘和排卸的纽带。