关于肾下垂不正确的描述是
A．身体瘦弱者多见
B．影像特征是IVP检查时，立卧位变换体位摄影，肾盂位置变化不超过一个椎体高径
C．女性多见
D．肾蒂过长是发病原因之一
E．可合并其他内脏下垂
参考答案：B
解析：肾下垂多发于青年女性，静脉肾盂造影必须在最后加摄立位片以了解其活动程度。分成三类：轻度：肾活动度在一个椎体之内；中度：肾活动度在两个椎体之内；重度：肾活动度在两个椎体以上或伴有肾盂积水，输尿管扭曲。B项描述不属于肾下垂。
| 阅读理解。 |
| Special Olympics International held news conferences (新闻发布会) in both Shanghai and Washington D.C. on May 24th, 2002 to announce ( 宣布) that Shanghai would host the 2007 Special Olympics World Summer Games. This is the first time for Special Olympics World Summer Games to be held in Asia and in a developing country. Over ten thousand Special Olympics athletes and coaches (运动员、教练员), over twenty thousand family members of athletes, experts, scholars(专家学者) and distinguished guests (嘉宾), as well as forty thousand volunteers from more than one hundred and seventy countries and regions will attend this grand event. There will be 21 competitive events, including bowling, outdoor bowls, sailboat, golf, weightlifting, basketball, equitation, volleyball, table tennis, handball, aquatic sports, gymnastics, track and field, tennis, badminton, cycling, canoeing, judo, ice skating, soccer and baseball. There will be also four demonstration (表演) events, including dragon & lion dance, dragon boat race, cricket and Motor Activities Training Program (机能运动MATP). Non-sports events include the Law Enforcement Torch Run (执法人员火炬跑), Host Town Program, Healthy Athletes Program, Parent Forum (家长论坛), Youth Summit (青少年峰会) and School Education Program etc. |
| 1. When did Shanghai win the host of the 2007 Special Olympics World Summer Games? |
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| A. On Oct. 2nd , 2007 B. On May 24th, 2002 C. On August 24th ,2008 D. On March 14th , 2005 |
| 2. In 2007 Special Olympics World Summer Games, how many countries and regions will come to Shanghai? |
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| A. Over 170. B. More than ten thousand. C. Forty thousand. D. Over twenty thousand |
| 3. How many kinds of events will be held in Special Olympics World Summer Games? |
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| A. 21 B. four C. 6 D. 3 |