异丙基肾上腺素()腺苷() ["A．终止心房扑动","B．终止心房颤动","C．终止室上性心动过速","D．终止尖端扭转型室速","E．终止非阵发性交界性心动过速"]
阻断快速钠离子通道()阻断快速钾离子通道() ["A．Ⅰ类抗心律失常药物的作用机制是","B．Ⅱ类抗心律失常药物的作用机制是","C．Ⅲ类抗心律失常药物的作用机制是","D．Ⅳ类抗心律失常药物的作用机制是","E．洋地黄类药物的作用机制是"]
长PP间期与窦性PP间期无整倍数关系()长PP间期与窦性PP间期成整倍数关系() ["A．窦性心动过缓","B．窦房传导阻滞","C．房室传导阻滞","D．窦性停搏","E．交界性逸搏心律"]
心房扑动()室性逸搏心律() ["A．心室率50～60次/分","B．心室率<40次/分","C．心房率100～150次/分","D．心房率150～250次/分","E．心房率250～350次/分"]
尖端扭转室速()阵发性室上性心动过速() ["A．硫酸镁","B．腺苷","C．硝苯地平","D．多巴胺","E．肾上腺素"]
预激综合征()完全性右束支传导阻滞()
