下列心电图改变有利于室性心动过速与室上性心动过速鉴别的是() ["心室率160次/分","P波消失","P、T融合","心室夺获和室性融合波","曾出现的室性早搏"]
何谓胆碱能危象?
健康相关行为包括健康促进行为和() ["疾病发生行为","高危行为","预防保健行为","髙危人群行为","健康危害行为"]
下列心电图表现属于被动性异位心律的是() ["房性早搏","心房颤动","心室颤动","阵发性心动过速","交界性逸搏心律"]
人的健康行为都是() ["生理行为","本能行为","社会行为","先天行为","规范行为"]
何谓重症肌无力?儿童期重症肌无力的临床主要表现有哪些?