女性，60岁，慢性咳喘18年，加重1周，血气分析结果如下：pH 7．35，PaO255mmHg，：PaCO275 mmHg，K+2．8 mmol／L，Cl-80 mmol／L。考虑诊断为
A. 代谢性酸中毒失代偿
B. 呼吸性酸中毒失代偿
C. 呼吸性酸中毒伴代谢性酸中毒
D. 呼吸性酸中毒伴代谢性碱中毒
E. 代谢性酸中毒合并呼吸性酸中毒
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格林一巴利综合征不常有的表现为
A. 双侧周围性面瘫
B. 四肢弛缓性瘫
C. 腱反射弱
D. 肌肉萎缩
E. 胸4以下传导束性痛温觉障碍
The author suggests that if the observers of Japan were correct, which of the following would be the case？
A. The equipment used in Japanese automobile plants would be different from the equipment used in United States plants.
B. Japanese workers would be trained to do several different production jobs.
Culture would not have an influence on the productivity levels of workers.
D. The production levels of Japanese-run plants located in the United States would be equal to those of plants run by United States companies.
利多卡因
A. 兴奋迷走神经
B. 抑制钠内流，减慢动作电位0相上升速率，减慢传导
C. 抑制钙内流阻断钙通道
D. 延长动作电位时程
E. 促进钾外流，缩短动作电位时间
发现早期直肠癌最有效的方法为()
A. 直肠指诊
B. 大便隐血
C. 直肠镜
D. CEA
E. 钡灌肠
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