Bundle-of-his meaning

hĭs
The bundle of cardiac muscle fibers that conducts the electrical impulses that regulate the heartbeat, from the atrioventricular node in the right atrium to the septum between the ventricles and then to the left and right ventricles.
noun
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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).
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The bundle of cardiac muscle fibers that conducts the electrical impulses that regulate the heartbeat, from the atrioventricular node in the right atrium to the septum between the ventricles and then to the left and right ventricles.
noun
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Specialized heart muscle cells that transmit electrical impulses from the AV node in the heart to the muscle cells of the heart wall, which contract in response producing the heart beat.
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Origin of bundle-of-his

  • After Wilhelm His , Jr. (1863–1934), Swiss physician

    From American Heritage Dictionary of the English Language, 5th Edition

  • Named for Swiss cardiologist Wilhelm His, Jr., who discovered the function of these cells in 1893.

    From Wiktionary