支配心脏的副交感神经发源于延髓的迷走神经核。
The parasympathetic innervation of the heart originates in the medulla oblongata.
这种窦性心律失常是一种正常现象，主要是由于副交感神经输出到心脏的波动。
This sinus arrhythmia is a normal phenomenon and is due to primarily to fluctuations in parasympathetic output to the heart.
这种窦性心律失常是一种正常现象，主要是由于副交感神经输出到心脏的波动。
This sinus arrhythmia is a normal phenomenon and is due to primarily to fluctuations in parasympathetic output to the heart.
应用推荐