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Purkinje
(redirected from Purkinje network)

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Purkinje
named after J.E. Purkinje, Bohemian anatomist (1787-1869).

Purkinje cell
neuronal cell bodies in the middle layer of the cerebellar cortex; characterized by a large, globose body and massive, branching dendrites but a single, slender axon.
Purkinje fiber
modified cardiac muscle fibers in the subendothelial tissue, concerned with conducting impulses through the heart.
P's image, Purkinje-Sanson images
in a normal eye, reflections of light off the surface of the cornea, anterior lens capsule, and posterior lens capsule. When viewed from different angles, can be used to localize intraocular opacities.
Purkinje network
a reticulum of modified muscle fibers in the subendocardial tissue of the cardiac ventricles.
Purkinje neuron
see Purkinje cell (above).


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A normal QRS complex indicates that the electrical impulse has progressed normally from the bundle of His to the Purkinje network through the right and left bundle branches and that normal depolarization of the right and left ventricles has occurred.
During ipsiventricular pacing at least, ectopic excitation of the heart ventricles with the "rich" Purkinje network behaves like one of the mammalian ventricles with the subendocardial Purkinje network.
 
 
 
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