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Purkinje fiber

American  

noun

  1. any of the specialized cardiac muscle fibers forming a network in the ventricular walls that conduct electric impulses responsible for the contractions of the ventricles.

Etymology

Origin of Purkinje fiber

Named after Jan Evangelista Purkinje ( Czech Purkyně ) (1787–1869), Czech physiologist, who discovered the fibers in 1839

Example Sentences

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How would the cardiac cycle be affected if neural signals were blocked within the Purkinje fiber?

From Textbooks • Jun. 9, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.