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男患，60岁，因左侧眼睑下垂1年，四肢无力6个月，呼吸困难3天入院。以上症状均有晨轻暮重的特点。感冒后出现呼吸困难，当地医院已经给予溴吡斯的明口服，剂量达到每日480mg，仍然感到呼吸困难。既往健康。查体：呼吸频率24次/分，呼吸动度减弱，口唇轻度发绀，双肺可闻湿啰音。左侧眼裂减小，无复视，但有吞咽困难和构音障碍，抬头不能，四肢肌力4级，腱反射正常，病理征（-），感觉正常。疲劳试验和新斯的明试验均阳性。胸部CT示胸腺增生。

若血气分析示：pH730，氧饱和度85%，PaCO270mmHg，PaO259mmHg、下列哪项措施有可能加重目前患者病情而不能采用（）

A.气管插管并辅助通气

B.气管插管后停用胆碱酯酶抑制剂

C.气管插管后大剂量糖皮质激素冲击

D.暂时不进行气管插管，使用呼吸兴奋剂

E.血浆置换

答案

参考答案：D

问答题 简答题

19世纪中期开始，西方列强接连发动了侵略中国的战争，中国的主权独立和领土完整不断遭到破坏，民族危机日益加深。中国人民为反抗列强侵略、争取民族独立，进行着英勇的斗争，开始了救亡图存的探索。一百年来，在经历了一次次失败、一次次斗争的过程中，终于迎来了中国革命的伟大胜利。

（3）结合材料及所学知识写出你的感悟。
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单项选择题

When a disease of epidemic proportions threatens the public, scientists immediately get to work, trying to locate the source of affliction and find ways to combat. Vaccination is one of the effective ways to protect the (1) population of a region or country which may be (2) grave risk. The process of vaccination allows the patient’s body to (3) immunity to the virus or disease so that, if it is encountered, one can fight it (4) naturally. To accomplish this, a small weak or dead (5) of the disease is actually injected into the patient in a controlled environment, (6) his body’s immune system can learn to fight the invader (7) . Information (8) how to penetrate the disease’s defenses is (9) to all elements of the patient’s immune system in a process that occurs naturally, in which genetic information is passed from cell to cell. This makes sure that (10) the patient later come into contact with the real problem, his body is well equipped and trained to (11) with it, having already done so before.

There are, however, dangers (12) in the process. (13) , even the weakened version of the disease contained in the vaccine proves (14) much for the body to handle, resulting in the immune system (15) , and, therefore, the patient’s death. Such is the case of the smallpox vaccine, (16) to eradicate the smallpox epidemic that nearly (17) the whole Native American population and killed massive numbers of settlers. (18) 1 in 10,000 people who receive the vaccine (19) the smallpox disease from the vaccine itself and dies from it. Consequently, the process, which is truly a (20) , may indeed hide some hidden curses.

16（）

A.invented

B.discovered

C.investigated

D.designed
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