第1题: [单项选择]体外循环麻醉时,监测病人全血激活凝固时间(ACT)病人生理值多少秒,体外循环转前应为多少秒 A. <130,>480 B. <200,>300 C. <15,>100 D. <300,>800 E. <45,>240 参考答案:A 答案解析:体外循环时判断病人的抗凝及凝血功能极为重要.目前普遍用全血凝血激活时间(ACT)的测定进行监测。正常ACT时间应小于130秒,体外循环前应大于480秒,
第8题: [单项选择]Where are they A. In the classroom. B. In a shop. C. On the playground. 参考答案:B 答案解析:[听力原文] M: Can I have the earphone changed It’s not working. F: Let me check it.