PURKINJE FIBER

Pronunciation (US):

(GB):

 Dictionary entry overview: What does Purkinje fiber mean? 

• PURKINJE FIBER (noun)
  The noun PURKINJE FIBER has 1 sense:

1. a specialized cardiac muscle fiber that is part of the Purkinje network

  Familiarity information: PURKINJE FIBER used as a noun is very rare.

 Dictionary entry details 

• PURKINJE FIBER (noun)

Sense 1

Meaning:

A specialized cardiac muscle fiber that is part of the Purkinje network

Classified under:

Nouns denoting body parts

Hypernyms ("Purkinje fiber" is a kind of...):

cardiac muscle; heart muscle (the muscle tissue of the heart; adapted to continued rhythmic contraction)

Holonyms ("Purkinje fiber" is a part of...):

Purkinje's system; Purkinje's tissue; Purkinje network (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)

 Context examples 

Mexiletine exerts its antiarrhythmic effect by inhibiting the inward sodium current in cardiac cells, thereby reducing the rate of rise of the cardiac action potential (phase 0) and decreases automaticity in the Purkinje fibers.

(Mexiletine, NCI Thesaurus)