陈旧性心肌梗死患者,心电图示频发室性期前收缩,首选药物是() A.慢心律 B.普罗帕

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问题:

陈旧性心肌梗死患者,心电图示频发室性期前收缩,首选药物是()

A.慢心律

B.普罗帕酮(心律平)

C.奎尼丁

D.β受体阻滞剂

E.钙拮抗剂

考点:北京住院医师麻醉科Ⅰ阶段心血管内科心血管内科题库
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To Our Readers (读者)
Welcome to the New Century. We have changed many parts of our New Century. Photos are bigger. So you can enjoy the beautiful flowers and clothes better than before. There is more sports news. So you can know more information about sports. There is also a new column (栏目) of English learning and teaching. We are sure it will help you to learn and teach English better. We believe you will find it more intere sting when you read it.
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Mr. Johnson is the manager of the newspaper.
A. Right.B. Wrong. C. Doesn’t say.

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城市道路管理实行统一规划、()、协调发展和建设、养护、管理并重的原则。

A.组织建设

B.配套利用

C.兼顾利用

D.配套建设

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董事会每年应至少召开( )次定期会议。

A.1

B.3

C.2

D.4

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下列运输线路中,属于自然形成的运输线路是()

A.京杭大运河

B.高速公路

C.远洋水路

D.空中索道

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在抗扭计算中有两个限值,0.7ft和0.25βcfc,它们起什么作用?

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