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Heart Sounds MeSH Descriptor Data 2023


MeSH Heading
Heart Sounds
Tree Number(s)
G09.330.380.510
Unique ID
D006347
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D006347
Annotation
note category: do not confuse with HEART MURMURS, a disease concept
Scope Note
The sounds heard over the cardiac region produced by the functioning of the heart. There are four distinct sounds: the first occurs at the beginning of SYSTOLE and is heard as a "lubb" sound; the second is produced by the closing of the AORTIC VALVE and PULMONARY VALVE and is heard as a "dupp" sound; the third is produced by vibrations of the ventricular walls when suddenly distended by the rush of blood from the HEART ATRIA; and the fourth is produced by atrial contraction and ventricular filling.
Entry Term(s)
Cardiac Sounds
NLM Classification #
WG 106
See Also
Heart Auscultation
Heart Murmurs
Phonocardiography
Public MeSH Note
91; was see under HEART AUSCULTATION 1963-90; was in Cat E 1963-90
Online Note
search HEART AUSCULTATION 1966-74
History Note
91(75); was see under HEART AUSCULTATION 1963-90; was in Cat E 1963-90
Date Established
1991/01/01
Date of Entry
1999/01/01
Revision Date
2008/07/08
Heart Sounds Preferred
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