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问题 单项选择题

吗啡对平滑肌兴奋作用中，"导致便秘"属于（）。

A.抑制消化液分泌

B.括约肌张力增加

C.膀胱括约肌张力增加

D.胃肠道平滑肌张力增加

E.支气管平滑肌张力增加

答案

参考答案：A

单项选择题

The nurse teaches a client about the relationship between body position and gastroesophageal reflux. Which of the following statements by the client would indicate that he understands measures to avoid problems with reflux while sleeping

A．"I can elevate the head of the bed 4 to 6 inches. "

B．"I can elevate the foot of the bed 4 to 6 inches. "

C．"I can sleep on my back without a pillow under my head. "

D．"I can sleep on my stomach with my head turned to the left. "
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填空题

在一个长为10dm，宽为7dm的长方形中画一个最大的圆，圆的周长是______dm．
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