Nucleus Ambiguus (AMB)

The AMB is a major efferent nucleus of the vagus (cranial nerve X), which provides efferent chronotropic (rate) and/or inotropic (contractile strength) control of the heart.

Image and Location

Neurosynth: No images available (too few mentions in publications.)

Haines atlas: Lower medulla


Searches so far:

(solitarius OR solitary nucleus) AND review (solitarius OR solitary nucleus) AND connectivity (solitarius OR solitary nucleus) AND fMRI

Most important references



Major inputs include the solitary nucleus (NTS) ; (Spyer 1982)


* Direct innervation of the parasympathetic ganglia in the heart


Summary list

Autonomic reflexes: Baroreceptor reflex

Cardiovascular function: Central regulation of heart rate and contraction via cholinergic innervation of the heart


Studies activating


Coordinates (x, y, z): [0, 0, 0] , [0, 0, 0] No coordinates from published studies. Coordinates derived from anatomical landmarks and functional localization in published studies.

Specific study coordinates (if not too many)

Study Description x y z
Topolovec 2004 Contrast Descrip ~ ~ ~
Komisaruk 2002 Contrast Descrip ~ ~ ~

List of Studies

Specific, key studies

Study list: Coordinate based

Neurosynth results for coordinate(s)

<list studies here from Neurosynth database>

Last modified: 2017/09/27 22:54