thoracic cardiac branches of vagus nerve

tho·rac·ic car·di·ac branch·es of va·gus nerve

[TA] branches of vagus nerve to the cardiac plexus that branch from the vagi at thoracic levels, conducting presynpatic parasympathetic fibers to, and reflex afferent fibers from, the cardiac plexus. Synonym(s): rami cardiaci thoracici nervi vagi [TA]