题目内容

β受体阻断药药理作用为

A. 心率加快
B. 松弛支气管平滑肌
C. 促进脂肪分解
D. 增加肾素分泌
E. 内在拟交感活性

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阿司匹林药理作用为

A. 使血小板内TXAz合成减少
B. 激活COX-1活性
C. 促进PGs合成酶的活性
D. 促进血小板聚集
E. 促进凝血酶原形成

室性心动过速伴严重血流动力学障碍时,终止发作的首选方法是

A. 静脉推注利多卡因
B. 静脉推注胺碘酮
C. 同步电复律
D. 人工起搏超速抑制
E. 颈动脉窦按摩

In this section, you will hear several passages. Listen to the passages carefully and then answer the questions that follow. Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now listen to the passage. Which of the following statements concerning the Internet is CORRECT

A. There are above 9 million people on-line 5 years after the birth of the Interact.
B. The number of Internet users has doubled since last November.
C. The Internet population in China will be more than 100 million by 2005.
D. The Internet population outside China will decrease in the following years.

《中华人民共和国药品管理法》规定,按劣药论处的是

A. 国务院药品监督管理部门规定禁止使用的
B. 超过有效期的
C. 不注明或者更改生产批号的
D. 变质、被污染的

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