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问题 单项选择题

对于年龄较小的前牙反患者，以下哪种情况暗示预后较差()

A．存在乳恒牙替换障碍

B．上前牙较直立

C．反覆较深

D．下颌可以退至前牙对刃

E．上牙弓严重拥挤

答案

参考答案：E

单项选择题

A client with a seizure disorder has been prescribed phenytoin (Dilantin). Which of the following should the nurse include in the teaching plan

A. It will be necessary for the client to take potassium supplements to prevent hypokalemia.
B. The client should use a soft toothbrush and floss teeth daily.
C. The use of phenytoin can lead to the development of diabetes.
D. It is appropriate to substitute various brands of phenytoin as long as the dosage is the sam
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选择题

“北京大学发行杂志多种，专以提倡过激派伪说。平时教授学生亦本此旨，此次罢学风潮，近因虽由政治问题发生，而其远因，未始不由此处学说有以致之……审察学生举动，几类俄国过激派之所为。”这段材料很可能出自[ ]

A．北京大学宣传部

B．北京政府教育部

C．李大钊

D．陈独秀
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