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问题 单项选择题

下列摄影位置的要求，错误的是

A．腕关节正位——后前位

B．1、2颈椎摄影——开口位

C．髋关节正位——足尖外旋

D．消化道急腹症——立位

E．腰椎正位——双膝屈曲

答案

参考答案：C

解析：髋关节正位摄影应足尖内旋，使股骨颈充分显示。

填空题

根据所学课文内容填空

     At first my new  1   were difficult to tolerate. The air seemed thin, as  2   its combination of gases

had little oxygen left.    3   by a lack of fresh air, my head ached. Wang ping handed a mask to me

and I felt better in   4   time. Soon I was   5   on my feet again and following him to collect a hovering

carriage driven by computer. Wang Ping   6   my safety belt and showed me how to use it. Soon I

could fly as fast as him. However, I lost   7   of him when we reached   8   looked like a lager market

because of too many carriage flying in all directions.
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单项选择题

（）根据图像中物品结构特点找对称点，主要针对包装结构中不对称的点状物体或线状物进行分析比较，发现可疑物品。

A、对比分析法

B、规律分析法

C、对称分析法

D、共性分析法
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