第5题: [单项选择]患者男性,体重80kg,手术结束时恩氟烷挥发罐刻度为2.0%,O2流量为3L/min,为使病人尽快清醒拔管,这时应()。 A. 关闭恩氟烷挥发罐,不改变O2流量 B. 关闭恩氟烷挥发罐,将O2流量减至2L/min C. 关闭恩氟烷挥发罐,将O2流量减至0.5L/min D. 关闭恩氟烷挥发罐,将O2流量增加至4L/min E. 关闭恩氟烷挥发罐,将O2流量增加至8L/min 参考答案:E 答案解析:
第30题: [单项选择]Questions 11~14A. Because his car broke down. B. Because his registration was overdue. C. Because he had a broken tooth. D. Because he could not find his history book. 参考答案:A 答案解析:[解析] 11-14 W: Good morning. Mr. Papworth Smith’s Surgery. M: Hullo, this is William Brown spea