Objective: To study the morphological changes of atrioventricular junction area (atrioventricular node and atrioventricular bundle) on the myocardial ischemia model of rat.
目的：在大鼠心肌缺血模型上研究房室交界区(房室结及房室束)的形态学变化。
It is characterized by sinoatrial node dysfunction and often includes atrioventricular node disease and bundle branch block.
它的特征是窦房结功能障碍并常伴有房室结疾病和束支传导阻滞。
The septal branches course medially and supply the majority of the interventricular septum, as well as the atrioventricular (AV) bundle and proximal bundle branch (Fig 3) (7).
室间隔支供应室间隔的大部分、房室束和左右束支近段（图3）。
The present results suggest that the parasympathetic fibers in the atrioventricular node and the bundle of His originate from the cholinergic neurons in the interatrial septum.
该结果证实房室结及房室束区副交感神经纤维来源于房间隔内的胆碱能神经元。
The conduction system in the avian heart is specialized and contains a recurrent bundle branch that innervates the right atrioventricular valve.
家禽的心脏传导系统比较特殊，它含有一个返回分支束，使右房室瓣受传导神经的支配。
The left bundle branch of 9 goats were completely blocked with RFCA. The various degree of atrioventricular conduction disturbance and the right bundle branch block didnt occur.
有9只山羊的左束支被成功地完全阻断，未发生完全性房室阻滞或右束支阻滞。
The left bundle branch of 9 goats were completely blocked with RFCA. The various degree of atrioventricular conduction disturbance and the right bundle branch block didnt occur.
有9只山羊的左束支被成功地完全阻断，未发生完全性房室阻滞或右束支阻滞。
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