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 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.
作者认为此例心动过速的机制最可能是房室结内折返伴有前向传导延缓的旁观者房室副束。
The most probable mechanism was suggested as an AV re-entry with a bystander slow conduction AV accessory pathway.
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