Purkinje fiber
noun
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.
Origin of Purkinje fiber
named after Jan Evangelista
Purkinje (Czech
Purkyně) (1787–1869), Czech physiologist, who discovered the fibers in 1839
Medical definitions for purkinje fiber
Purkinje fiber
n.
Any 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.