Vagal nuclei

Question 1

Nucleus Solitarius Function

Answer 1

Visceral SENSORY information (eg. taste, baroreceptors, gut distention, pharynx, trachea, esophagus)

Question 2

Nucleus aMbiguus Function

Answer 2

MOTOR innervation of pharynx, larynx, upper esophagus (eg. swallowing, palate elevation)

speech and swallowing

Question 3

Dorsal motor nucleus Function

Answer 3

Sends autonomic (parasympathetic fibers to hearts, lungs, upper GI

Question 4

Nucleus Solitarius CN’s

Answer 4

VII, IX, X

Question 5

Nucleus aMbiguus CN’s

Answer 5

IX, X, XI (cranial portion)

Question 6

Dorsal motor nucleus CN’s

Answer 6

X