Purkinje fiber


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Purkinje fiber

n.
One of the specialized cardiac muscle fibers, part of the impulse-conducting network of the heart, that rapidly transmit impulses from the atrioventricular node to the ventricles.

[After Johannes Evangelista von Purkinje (1787-1869), Bohemian physiologist.]

Purkin′je fi`ber


n.
any of a network of impulse-conducting muscle fibers in the walls of the ventricles of the heart.
[after Jan Evangelista Purkinje (Czech Purkyně) (1787–1869), Czech physiologist, who discovered the fibers in 1839]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Purkinje fiber - a specialized cardiac muscle fiber that is part of the Purkinje network
cardiac muscle, heart muscle - the muscle tissue of the heart; adapted to continued rhythmic contraction
Purkinje network, Purkinje's system, Purkinje's tissue - 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
References in periodicals archive ?
Other topics include recent insights into the molecular pathophysiology of viral myocarditis, anti-platelet drugs, transplant arteriopathy, induction and patterning of the Purkinje fiber network, therapeutic angiogenesis for ischemic vascular disease, and diabetes mellitus.
EST the company will host a free webinar to explain the advantages in sensitivity and cost of the new assay as compared to conventional non-human Purkinje fiber assays (PF).
The arrival rapidity of the excitation wave on the surface of the left ventricular wall is related to the short course of the Purkinje fibers in the avian heart.