不符合Ⅲ度房室传导阻滞的是:()
A.P波与QRS波无关
B.心室率多在30~40次/分
C.P-R间期可相等
D.R-R间期可相等
E.P波频率大于QRS波频率
参考答案:C
A. which have; laugh
B. that has; to laugh
C. whose has; laughing
D. which has; laugh
对严重支气管哮喘病人,重要的祛痰措施为:()
A.补液纠正脱水
B.气雾吸入
C.口服必嗽平
D.体位引流
E.吸痰