SP阳性细胞还见于疑核腹外侧紧邻的网状结构中。
SP positive cell bodies in the reticular formation close ventrolateral to nucleus ambiguus were also found.
支配咽肌的运动神经元位于疑核，控制凝核的前运动神经元位于孤束核。
The motor neurons of pharyngeal musculature are located in the nucleus ambiguus.
疑核内含有大量的神经递质，如乙酰胆碱，生物胺，神经肽，氨基酸等及其受体。
NA contains a great variety of neurotransmitters including acetylcholine, biogenic amines, neuropeptides and amino acids, and their receptors.
疑核是重要的内脏运动核和躯体运动核，它与中枢神经系统和外周器官建立了广泛的神经联系。
Nucleus ambiguus (NA) is an important visceral and somatic motor nucleus which establishes widely connections with the central nervous system and peripheral organs.
目的研究大鼠疑核（NA）心抑制区的一氧化氮（NO）对心率（HR）和心率变异性（HRV）的影响。
Objective To study the effects of nitric oxide(NO) in cardioinhibtory sites within the nucleus ambiguous(NA) on heart rate(HR) and heart rate variability(HRV) in anaesthetized rats.
目的研究大鼠疑核（NA）心抑制区的一氧化氮（NO）对心率（HR）和心率变异性（HRV）的影响。
Objective To study the effects of nitric oxide(NO) in cardioinhibtory sites within the nucleus ambiguous(NA) on heart rate(HR) and heart rate variability(HRV) in anaesthetized rats.
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