第15题: [单项选择]药物溶栓后提示冠状动脉再通的心电图表现是()。 A. 出现加速性室性自主心律 B. 24小时内ST段抬高的导联出现T波倒置>0.1mV C. 急性前间壁梗死溶栓后V1导联未出现Q波 D. 溶栓2小时内ST段回落≥50% E. 以上都是 参考答案:E 答案解析:上述各项均为药物溶栓后提示冠状动脉再通的心电图表现,其中最常用的标准是溶栓后2小时内或任何一个30分钟间期的前后心电图比较,抬高的ST段回落≥50%。
第28题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard{{/B}} A. Whether the woman needs his help. B. Whether the woman has any pets. C. Where the woman is going. D. Whether the woman can take care of his pet. 参考答案:D 答案解析:[听力原文]
W: So you need someone to watch your pet while you are away
M: Will that be a problem for