bundle of His

American  

[his] / hɪs /

noun

Anatomy.

1. atrioventricular bundle.

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bundle of His Scientific  

/ hĭs /

1. 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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Etymology

Origin of bundle of His

After Wilhelm His (1863–1934), Swiss physician

Example Sentences

From the AV node, the electrical impulse enters the bundle of His, then to the left and right bundle branches extending through the interventricular septum.

From Textbooks • Jun. 9, 2022

It enters the bundle of His, then to left and right bundle branches extending through the interventricular septum.

From Textbooks • Jun. 9, 2022

It enters the bundle of His, then to left and right bundle branches extending through the interventricular septum.

From Textbooks • Jun. 9, 2022

The bundle of His conduct impulse from the apex up the ventricular myocardium, causing the ventricles to contract.

From Textbooks • Jun. 9, 2022

If the block is due to some actual lesion of the bundle of His, such as fibrosis, gumma, or other lesion, then atropin will have no influence to terminate the block.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall