试题与答案

与颈动脉夹层动脉瘤病因和声像图无关的是() A.动脉内膜分离,收缩期摆向假腔 B.先

题型:单项选择题 A1/A2型题

题目:

与颈动脉夹层动脉瘤病因和声像图无关的是()

A.动脉内膜分离,收缩期摆向假腔

B.先天因素与中层囊性变是最常见原因

C.假腔内常有血栓显示

D.真假腔内血流方向不一致

E.假腔显示杂色血流信号

答案:

参考答案:B

解析:先天因素与中层囊性变不是颈动脉夹层动脉瘤的最常见原因,常见原因为高血压。

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题型:阅读理解

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      The school badminton team won a competition  in Jiangsu last week. Many schools are from all over

Jiangsu.

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      Our survey shows that junior high school students usually watch three hours of TV a day. The  kinds

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      —Butterflies taste with their feet.

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(     ) 2. The China Science and Technology Museum is in Beijing.

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