第2题: [单项选择]男,68岁,感冒发热服去痛片及输注青霉素,第4天双下肢出现紫斑、尿少,查尿蛋白++(2.5g/D),尿RBC20~30个/HP,尿嗜酸性白细胞增高。血红蛋白110g/L,血清白蛋白31g/L,Scr740μmol/L,B超双肾大,最可能的诊断是() A. 急性肾炎 B. 急性肾小管坏死 C. 急生过敏性间质性肾炎 D. 急进性肾小球肾炎 E. 紫癜肾 参考答案:C 答案解析:最可能的诊断是急性过敏性间质性肾炎,因有用药史、过敏表现、尿检异常及急性肾衰。
第14题: [单项选择]梁整体失稳的方式为( ) A. 弯曲失稳 B. 剪切失稳 C. 扭转失稳 D. 弯扭失稳 参考答案:D
第15题: [单项选择]It can cause a hip or wrist ______ from a simple fall, and it decreases life expectancy because it is the leading cause of accidental death in people aged forty-five to seventy-four. A. fraction B. segment C. fragment D. fracture 参考答案:D
第37题: [单项选择]The author implies that bacteria were investigated earlier than viruses because A. bacteria are easier to detect. B. bacteria are harder to eradicate. C. viruses are extremely poisonous. D. viruses are found only in hot climates. 参考答案:A 答案解析:[解析] 本题考查推理判断。文中讲:与细菌相比,病毒小到用光学显微镜都无法观察,也不能通过其生物活动来探查,所以比较容易观察和检测的细菌先于病毒被发现。故[A]是正确答案。