When your heart beats, the electrical impulses that cause it to contract follow a precise pathway through your heart.

心脏右上角的窦房结会规律性地发出电脉冲，电脉冲通过一系列错综复杂的通路传导至心脏各处，由此产生规律性的收缩。

youdao

Objective To explore the treatment of functional ventricular premature beats and report the result of long term follow up of it.

目的探讨功能性室性早搏的治疗及长期随访结果。

youdao

Objective To explore the treatment of functional ventricular premature beats and report the result of long term follow up of it.

目的探讨功能性室性早搏的治疗及长期随访结果。

youdao