第3题: [单项选择]下列哪项用于监测肝素用量是否过量() A. 血小板计数 B. 3P试验 C. 出血时间 D. APTT(激活的部分凝血活酶时间) E. 纤维蛋白原定量 参考答案:D 答案解析:肝素监护最常用者为APTT,正常值为(40±5)秒,肝素治疗使其延长60%~100%为最佳剂量。肝素过量可用鱼精蛋白中和,鱼精蛋白Img可中和肝素100U。
第30题: [单项选择]A. John has no experience at all. B. John has a charming personality. C. John was so lucky that he got the job. D. There were so many applicants. 参考答案:C 答案解析:[解析] W: It’s a miracle that John got the job! There were so many applicants and John is not e