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Respiratory Sinus Arrhythmia MeSH Descriptor Data 2026


MeSH Heading
Respiratory Sinus Arrhythmia
Tree Number(s)
G09.330.380.500.715
Unique ID
D065809
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D065809
Scope Note
A naturally occurring variation in heart rate that occurs during a BREATHING cycle, where the time between heartbeats is shortened during inspiration and prolonged during expiration. It is not the same as SINUS ARRHYTHMIA, the disorder.
Public MeSH Note
2015
History Note
2015
Date Introduced
2015/01/01
Last Updated
2015/01/01
Respiratory Sinus Arrhythmia Preferred
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