The motor neurons of pharyngeal musculature are located in the nucleus ambiguus.
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。
2
SP positive cell bodies in the reticular formation close ventrolateral to nucleus ambiguus were also found.
SP阳性细胞还见于疑核腹外侧紧邻的网状结构中。
3
Nucleus ambiguus (NA) is an important visceral and somatic motor nucleus which establishes widely connections with the central nervous system and peripheral organs.