Midbrain
Pons
Medulla
Nucleus solitarius
- vagus nerve nuclei in dorso-medial medulla
- recipient of visceral afferent fibers
- cough/gag reflex
- rostral portion: (gustatory)
- taste input from CN 7,9,10
- caudal portion: (cardiovascular, GI)
- uses baroreceptors/chemoreceptors in carotid body (CN 9) and aortic arch (CN 10)