三度房室传导阻滞（） -题库考试答案搜索网

三度房室传导阻滞（）

单选题

2021-07-24 02:12

A、提前出现的QRS波群，宽大畸形
B、P波与QRS波群无关
C、PR间期逐渐延长，继之QRS波群脱落，呈周期性
D、PR间期固定，有时QRS波群脱落
E、PR间期延长

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正确答案

B

试题解析

标签：心率失常内科住院医师心律失常心血管内科专业知识

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