[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fodrTJC2h2jeTpw9-bvtvs55AEqtXivz3KK8nd2FvevM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-09 18:30:38",192472069,[8,9,10,11],"0.02s","0.1s","0.2s","0.04s",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},102,"74a17e09e53d5f5b6aabe815a80ed294","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F50bef5f09820ff36523c8c739434ffa5.png","健康评估","work_43957217","作业17-正常心电图","若走纸速度为25mm\u002Fs时,心电图记录纸上横向1小格(1mm)代表的时间值为( )",[21,32,41,50,59,68,75,84,92,101],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],192472036,[25,26,27,28],"窦房结","房室结","心室","心房","正常心脏电激动起源于( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],192472038,[36,37,38,39],"右上肢","右下肢","左上肢","左下肢","I导联正极的探查电极应置于( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],192472040,[45,46,47,48],"0.06-0.18s","0.12-0.20s","0.12-0.18s","0.06-0.12s","心率在正常范围时,成年人的PR间期为( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],192472042,[54,55,56,57],"不超过0.03s","不超过0.05s","不超过0.10s","不超过0.08s","正常人V1导联的室壁激动时间为( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],192472045,[63,64,65,66],"0.05mV","0.01mV","0.15mV","0.10mV","在任一导联中(aVR除外),ST段压低均不应超过( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":74,"source":30,"type":31},[],192472050,[72,63,73,64],"0.5mV","0.1mV","若定准电压取2mV时,心电图记录纸上纵向1小格(1mm)代表的电压值为( )",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":30,"type":31},[],192472056,[79,80,81,82],"左偏","右偏","极度右偏","不偏","心电图形显示I导联主波为负向波,Ⅲ导联主波为正向波,提示电轴( )",{"answer":85,"createTime":5,"id":86,"options":87,"question":91,"source":30,"type":31},[],192472061,[88,89,90,65],"0.25mV","0.30mV","0.20mV","正常肢体导联的P波振幅应小于( )",{"answer":93,"createTime":5,"id":94,"options":95,"question":100,"source":30,"type":31},[],192472065,[96,97,98,99],"不低于同导联R波的1\u002F10","不低于同导联R波的1\u002F5","不低于同导联R波的1\u002F4","不低于同导联R波的1\u002F20","正常心电图以R波为主的导联中,T波的振幅",{"answer":102,"createTime":5,"id":6,"options":103,"question":19,"source":30,"type":31},[],[8,9,10,11]]