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bundle of His

[ his ]
/ hɪs /
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noun Anatomy.
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Origin of bundle of His

After Wilhelm His (1863–1934), Swiss physician
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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Scientific definitions for bundle of His

bundle of His
[ hĭs ]

The bundle of cardiac muscle fibers that passes from the atrioventricular node to the interventricular septum and then the ventricles. It conducts the electrical impulses that regulate the heartbeat from the right atrium to the left and right ventricles. The bundle of His is named after its discoverer, German cardiologist Wilhelm His (1836-1934).
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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