Purkinje Fibers

GPTKB entity

Statements (33)
Predicate Object
gptkbp:instanceOf cardiac muscle fiber
gptkbp:cellType modified cardiomyocyte
gptkbp:compatibleWith gptkb:fish
amphibians
reptiles
gptkbp:component cardiac conduction system
gptkbp:connectedTo bundle branches
ventricular myocardium
gptkbp:contains gptkb:glycogen
gptkbp:cytoplasm pale and vacuolated
gptkbp:diameter larger than typical cardiac muscle fibers
gptkbp:discoveredBy gptkb:Jan_Evangelista_Purkyně
gptkbp:doNotContain gptkb:T-tubules
gptkbp:firstDescribed 1839
gptkbp:foundIn birds
mammals
gptkbp:function conduct cardiac action potentials
gptkbp:hasNucleus single, central
https://www.w3.org/2000/01/rdf-schema#label Purkinje Fibers
gptkbp:locatedIn subendocardial layer
gptkbp:namedAfter gptkb:Jan_Evangelista_Purkyně
gptkbp:partOf heart
gptkbp:receiveImpulseFrom atrioventricular bundle
gptkbp:requires synchronous ventricular contraction
gptkbp:richIn mitochondria
gap junctions
gptkbp:role ventricular contraction
gptkbp:specialty rapid electrical conduction
gptkbp:stainedBy gptkb:PAS_stain
gptkbp:transmitImpulseTo ventricular muscle cells
gptkbp:bfsParent gptkb:Sinoatrial_Node
gptkb:Cardiac_Pathways
gptkbp:bfsLayer 8