[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f-2hWIkl0kCX_uust2Z79_RthH-tbfpFyw7TjGUCM31o":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":20,"related":21,"source":32,"type":33},[],"2025-12-03 22:18:43",249346198,[8,9,10,11,12],"使P波增宽","使QRS波增宽","使心室肌有效不应期延长","使心室肌不会产生强直收缩","使心房、心室不会产生同时收缩",{"count":14,"courseId":15,"courseImg":16,"courseName":17,"workId":18,"workName":19},98,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_48707732","题库-第四章 血液循环","房室延搁的生理意义是",[22,34,44,54,64,74,84,87,97,107],{"answer":23,"createTime":5,"id":24,"options":25,"question":31,"source":32,"type":33},[],249346192,[26,27,28,29,30],"将细胞内Na+转运入、将细胞外K+转运出细胞","使膜内外Na+、K+呈均衡分布","转运等量的Na+和K+","完成继发性主动转运","维持细胞内、外的Na+、K+离子浓度梯度,建立势能储备","关于Na+泵的生理功能的叙述,正确的是","v1",0,{"answer":35,"createTime":5,"id":36,"options":37,"question":43,"source":32,"type":33},[],249346193,[38,39,40,41,42],"Na+内流,Cl外流","Na+内流,K+外流","Na+内流,Cl内流","Ca2+内流,K+外流","K+内流,Ca2+外流","与心室肌细胞动作电位平台期有关的离子跨膜流动是",{"answer":45,"createTime":5,"id":46,"options":47,"question":53,"source":32,"type":33},[],249346194,[48,49,50,51,52],"Na+电导升高","Na+电导降低","Ca2+电导升高","Ca2+电导降低","K+电导增加","窦房结细胞动作电位0期去极是由于",{"answer":55,"createTime":5,"id":56,"options":57,"question":63,"source":32,"type":33},[],249346195,[58,59,60,61,62],"窦房结P细胞","心房肌细胞","心室肌细胞","浦肯野细胞","房室结细胞","在下列类型心肌细胞中,属于快反应自律细胞的是",{"answer":65,"createTime":5,"id":66,"options":67,"question":73,"source":32,"type":33},[],249346196,[68,69,70,71,72],"心肌是功能上的合胞体","心肌肌浆网不发达,Ca2+贮存少","心肌的有效不应期特别长","心肌有自律性,会自动节律收缩","心肌呈&quot;全或无&quot;收缩","心肌不会产生强直收缩,其原因是",{"answer":75,"createTime":5,"id":76,"options":77,"question":83,"source":32,"type":33},[],249346197,[78,79,80,81,82],"窦房结","左心房肌","房室交界","心室肌","右心房肌","心脏的潜在起搏点有",{"answer":85,"createTime":5,"id":6,"options":86,"question":20,"source":32,"type":33},[],[8,9,10,11,12],{"answer":88,"createTime":5,"id":89,"options":90,"question":96,"source":32,"type":33},[],249346199,[91,92,93,94,95],"存在&quot;全或无&quot;现象","呈不衰减性传导","存在有不应期","电位幅度越大,传导越快","与收缩同步发生","下列关于动作电位传导特点的错误叙述是",{"answer":98,"createTime":5,"id":99,"options":100,"question":106,"source":32,"type":33},[],249346200,[101,102,103,104,105],"细胞直径","0期去极速度和幅度","邻近部位细胞膜静息电位与阈电位差距","邻近部位膜0期去极时钠或钙通道性状","细胞外Ca2+浓度","下列对心肌传导性影响较小的因素是",{"answer":108,"createTime":5,"id":109,"options":110,"question":116,"source":32,"type":33},[],249346201,[111,112,113,114,115],"窦房结自律性减慢","心房肌收缩力减弱","房室传导速度减慢","心室肌收缩力减弱","心率加快","刺激心迷走神经不会出现的现象是"]