心跳停止时间是指从循环停止到() ["自主呼吸恢复","意识恢复","心脏自主节律恢复","重建有效人工循环","呼吸心跳恢复正常"]
近代治疗使慢性粒细胞白血病的平均生存期为() ["1~2年","3~4年","5~6年","7~8年","10年以上"]
治疗慢性粒细胞白血病疗效最好的药物是() ["强的松","马利兰","环磷酰胺","伊马替尼","柔红霉素"]
急性白血病与慢性白血病最主要的区别是() ["病程长短","血小板计数","血红蛋白量","白细胞计数","骨髓幼稚细胞分类及计数"]
胸外心脏挤压的正确按压部位是() ["胸骨上、中1/3交界处","胸骨下1/2","胸骨左缘第四肋间","胸骨中、下1/3交界处","胸骨左缘第四肋间腋中线上"]
检定按管理性质可分为哪几类?