溃疡性结肠炎患者腹痛症状明显时应选用 A.阿托品 B.糖皮质激_爱下问搜题

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问题单项选择题 B型题

溃疡性结肠炎患者腹痛症状明显时应选用

A.阿托品

B.糖皮质激素

C.易蒙停

D.柳氮磺吡啶栓

E.强痛定

答案

参考答案：E

填空题

请从所给出的12个单词中选出10个填入下面短文的空白处，使短文通顺。每空一词，不得重复。

put became advice see lying difficult for seldom healthy at balanced junk

Mike used to be a 1_____ boy. But a year ago he 2_____ too fat and had a weight problem. Later
it was 3_____ for him to climb the stairs. One day his mother took him to 4_____ the doctor. He told
the doctor that he had a lot of 5_____ food such as meat, chicken and ice cream. He 6_____ did the
exercise. He even enjoyed 7_____ on sofa with some snacks and watching TV. The doctor told him
that the food he had contained too much fat and sugar, which made him heavier and heavier. He 8_____
last advised him to have a 9_____ and healthy diet and at the same time do some exercise. He followed
the doctor's 10_____. Now he is in good shape.

问答题

如图所示的晶体中，ABCD滑移面中央有一个位错环，位错线方向为逆时针方向，其柏氏矢量b平行于AC。

(1)指出位错环各部分的位错类型。

(2)在图中表示出使位错环向外运动所需施加的切应力方向。

(3)该位错环运动出晶体后，晶体外形如何变化？