该【临床诊断学(周蕾)心电图-正常 】是由【小落意心冢】上传分享,文档一共【49】页,该文档可以免费在线阅读,需要了解更多关于【临床诊断学(周蕾)心电图-正常 】的内容,可以使用淘豆网的站内搜索功能,选择自己适合的文档,以下文字是截取该文章内的部分文字,如需要获得完整电子版,请下载此文档到您的设备,方便您编辑和打印。临床诊断学(周蕾)心电图-正常urverecordedbyECGrecorderfrombodysurfaceBasicprinciples(1)ThebasisforECGisthedepolarizationandrepolarizationofthemyocardialcellBasicprinciples(1)Basicprinciples(2)Basicprinciples(3)ThedirectionofdepolarizationandrepolarizationisoppositeinasinglecellThedirectionofdepolarizationandrepolarizationisthesameinventricularmyocardiumDepolarization:endocardialpericardialRepolarization:endocardialpericardialTherelationshipbetweenelectrodepositionandthedirectionofdepolarizationBasicprinciples(4)Vector,resultantvectorTheringof2-DvectorTheringof3-DvectorResultantVectorxatyTheprocessofECGformationElectrodeplacementandECGTheelectrodeconnectionofthelimbleadsDifferentsegmentsofECGandtheirnomenclatureplex
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