某些副交感神经纤维支配心室的血管。
Some parasympathetic fibers innervate the ventricular blood vessels.
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.
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