题目内容
地高辛延长P-R间期的机制是
2021-10-15
A.增强迷走神经活性及降低交感神经活性
B.普肯耶纤维自律性升高
C.心房有效不应期缩短
D.普肯耶纤维有效不应期缩短
E.房室结传导减慢
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25806' and id < 2167108 and id<>'2167108' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25806' and id > 2167108 and id<>'2167108' order by id asc limit 5