a node of specialized heart muscle located in the septal wall of the right atrium; receives impulses from the sinoatrial node and transmits them to atrioventricular bundle
双语例句
Comparative studies between the sinus node and the atrioventricular node have revealed relatively few histological differences. 对窦房结和房室结进行比较研究表明,它们在组织学上只有少许差异。
Electrophysiologic characteristics and radiofrequency catheter ablation in patients with multiple atrioventricular nodal reentry tachycardias. 多种类型房室结折返性心动过速的电生理特点。