Which nucleus gives off parasympathetic preganglionic fibers to enter facial nerve in brainstem? A: inferior salivatory nucleus B: nucleus ambiguus C: superior salivatory nucleus D: dorsal nucleus of vagus nerve

Which nucleus gives off parasympathetic preganglionic fibers to enter facial nerve in brainstem?() A: inferior salivatory nucleus B: nucleus ambiguus C: superior salivatory nucleus D: dorsal nucleus of vagus nerve E: accessory nucleus of oculomotor nerve

Which<br/>nucleus gives off parasympathetic preganglionic fibers to enter<br/>facial nerve in brainstem?() A: inferior<br/>salivatory nucleus B: nucleus<br/>ambiguus C: superior<br/>salivatory nucleus D: dorsal<br/>nucleus of vagus nerve E: accessory<br/>nucleus of oculomotor nerve