purkinje fiber

English Thesaurus

1. a specialized cardiac muscle fiber that is part of the Purkinje network (noun.body)

hypernym	:	cardiac muscle, heart muscle,
definition	:	the muscle tissue of the heart; adapted to continued rhythmic contraction (noun.body)

part meronym	:	purkinje network, purkinje's system, purkinje's tissue,
definition	:	a network of Purkinje fibers that carry the cardiac impulse from the atrioventricular node to the ventricles of the heart and causes them to contract (noun.body)