问题
单项选择题 案例分析题
病历摘要：患者，女，18岁。冬季某天，服敌敌畏40ml，曾呕吐胃内容物一次。30min后来急诊。
有机磷农药中毒的主要机制是（）。
A.促使乙酰胆碱水解
B.抑制胆碱酯酶活力
C.抑制中枢神经系统
D.抑制呼吸中枢
E.抑制血管中枢
F.还原血红蛋白增多
答案
参考答案：B
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病历摘要：患者，女，18岁。冬季某天，服敌敌畏40ml，曾呕吐胃内容物一次。30min后来急诊。
有机磷农药中毒的主要机制是（）。
A.促使乙酰胆碱水解
B.抑制胆碱酯酶活力
C.抑制中枢神经系统
D.抑制呼吸中枢
E.抑制血管中枢
F.还原血红蛋白增多
参考答案：B
阅读下面对话，从方框内7个选项中选择5个恰当Li Meng is studying in a middle
B: Not yet. 小题1: A: I’m going to the bookstore. Would you like to go with me? B: Sure. 小题2: A: Well, I want to buy some story books. B: That’s great. What kind of stories do you like? A: 小题3: What about you?B: Me, too. My favorite book is The Old Man and the Sea. A: I know that book. 小题4: B: You are right. Have you read any books by young writers born in the 1980s? A: Of course, and I like reading their works on the Internet. B: Haha! 小题5: A: That’s right. |