NLM Logo

Atrioventricular Node MeSH Descriptor Data 2023


MeSH Heading
Atrioventricular Node
Tree Number(s)
A07.541.409.147
Unique ID
D001283
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D001283
Scope Note
A small nodular mass of specialized muscle fibers located in the interatrial septum near the opening of the coronary sinus. It gives rise to the atrioventricular bundle of the conduction system of the heart.
Entry Term(s)
A-V Node
AV Node
Atrio-Ventricular Node
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
1992/03/25
Atrioventricular Node Preferred
page delivered in 0.177s