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Bundle of His MeSH Descriptor Data 2025


MeSH Heading
Bundle of His
Tree Number(s)
A07.541.409.273
Unique ID
D002036
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D002036
Scope Note
Small band of specialized CARDIAC MUSCLE fibers that originates in the ATRIOVENTRICULAR NODE and extends into the membranous part of the interventricular septum. The bundle of His, consisting of the left and the right bundle branches, conducts the electrical impulses to the HEART VENTRICLES in generation of MYOCARDIAL CONTRACTION.
Entry Term(s)
Anterior Fascicle
Atrioventricular Bundle
Kent-His Bundle
Left Bundle Branch of His
Posterior Fascicle
Right Bundle Branch of His
See Also
Bundle-Branch Block
Public MeSH Note
91; was see under HEART CONDUCTION SYSTEM 1975-90
Online Note
search HEART CONDUCTION SYSTEM 1966-74
History Note
91(75); was see under HEART CONDUCTION SYSTEM 1975-90
Date Established
1991/01/01
Date of Entry
1999/01/01
Revision Date
2010/06/25
Bundle of His Preferred
Right Bundle Branch of His Narrower
Left Bundle Branch of His Narrower
Anterior Fascicle Narrower
Posterior Fascicle Narrower
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