急性心力衰竭
　　主要表现??急性肺水肿，重者伴心源性休克
　　（一）病理：
　　心脏收缩力↓↓↓，心排血量↓↓
　　左室瓣膜性急性反流，左室舒张末压急剧↑↑↑，肺静脉回流受阻，肺静脉压↑↑，肺毛细血管压↑↑→急性肺水肿
　　（二）中医病机??以心阳虚衰为本
　　（三）诊断：突发严重呼吸困难,复古传奇，端坐呼吸
　　咳嗽伴大量粉红色泡沫样痰
　　双肺对称性布满水泡音和哮鸣音
　　有引起急性心衰的心脏病基础
　　（四）治疗
　　原则：降低左房压和左室充盈压；
　　增加左室心搏量,合击传奇；
　　减少循环血量
　　减少肺泡内液体渗入，保证气体交换
　　1、吸氧
　　2、吗啡??镇静，减慢呼吸，扩张外周静脉，扩张小动脉
　　3、快速利尿??利尿，扩张静脉，缓解肺水肿
　　4、血管扩张剂??降低心室前后负荷，缓解肺淤血
　　硝普钠??降低心室前后负荷
　　硝酸甘油??扩张小静脉，降低回心血量
　　酚妥拉明－以扩张小动脉为主,传奇1.85客户端下载，降低心室后负荷
　　5、洋地黄类
　　西地兰??适于房颤伴快速心室率，并已有心室扩大伴左室收缩功能不全
　　6、氨茶碱??扩张支气管并有正性肌力及扩血管、利尿作用,今日新开传奇。

　　6. A resistant B subject C immune D prone

　　5. A advanced B caught C bound D founded

　　This and other cases ______the question of whether there is still a _____ between the court and politics.

　　Candidates (NETEM)

　　8. A evade B raise C deny D settle

　　Directions:

　　20. A by all means B at all costs C in a word D as a result

　　Section Ⅰ Use of English

　　12. A serve B satisfy C upset D replace

　　1 A emphasize B maintain C modify D recognize

　　Read the following text. Choose the best word(s) for each numbered blank and mark [A], [B], [C] or [D]on ANSWER SHEET 1. ( 10 points)

　　2 A when B best C before D unless

　　18. A suppress B exploit C address D ignore

　　19. A accessible B. amiable C agreeable D accountable

　　17. A dismissed B released C ranked D distorted

　　11. A so B since C provided D though

　　Justices Antonin Scalia and Samuel Alito Jr., for example, appeared at political events. That kind of activity makes it less likely that the court’s decisions will be____ as impartial judgments. Part of the problem is that the justices are not _____ by an ethics code. At the very least, the court should make itself_______ to the code of conduct that ______to the rest of the federal judiciary.

　　4 A challenged B compromised C suspected D accepted

　　Constitutional law is political because it results from choices rooted in fundamental social ______like liberty and property. When the court deals with social policy decisions,弥撒战歌, the law it _____is inescapably political — which is why decisions split along ideological lines are so easily _____ as unjust.

　　2012年全国硕士研究生入学考试英语试题

　　The framers of the Constitution envisioned law____ having authority apart from politics. They gave justices permanent positions ____ they would be free to ____those in power and have no need to_____ political support. Our legal system was designed to set law apart from politics precisely because they are so closely _____.

　　14 A guarded B followed C studied D tied

　　The ethical judgments of the Supreme Court justices became an important issue recently. The court cannot_____ its legitimacy as guardian of the rule of law______ justices behave like politicians. Yet, in several instances, justices acted in ways that_____ the court’s reputation for being independent and impartial.

　　13. A confirm B express C cultivate D offer

　　15. A concepts B theories C divisions D convenience

　　16. A excludes B questions C shapes D controls

　　The justices must _____doubts about the court’s legitimacy by making themselves _____to the code of conduct. That would make their rulings more likely to be seen as separate from politics and, _____, convincing as law.