The part of the heart connecting the atrium to the cardiac ventricle[ZFA]. In the developing heart, the constriction between the atrium and ventricle constitutes the atrial canal, and indicates the site of the future atrioventricular valves[WP]. [ http://en.wikipedia.org/wiki/Atrioventricular_canal https://github.com/obophenotype/uberon/issues/38 ZFA:0001315 ]

Synonyms: AV canal atrio-ventricular canal atrial canal AVC

This is just here as a test because I lose it