Anatomy

Carotid Sinus

The dilated portion of the common carotid artery at its bifurcation into external and internal carotids. It contains baroreceptors which, when stimulated, cause slowing of the heart, vasodilatation, and a fall in blood pressure.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The dilated portion of the common carotid artery at its bifurcation into external and internal carotids. It contains baroreceptors which, when stimulated, cause slowing of the heart, vasodilatation, and a fall in blood pressure.

MeSH Record

Classification

Broader headings

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MeSH Record

See Also

MeSH Record

Synonyms

1 entry terms
  • Sinus, Carotid

MeSH Record

Aspects Covered

23 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, chemistry, cytology, diagnostic imaging, drug effects, embryology, enzymology, growth & development, immunology, injuries, innervation, metabolism, microbiology, parasitology, pathology, physiology, physiopathology, radiation effects, surgery, transplantation, ultrastructure, virology.

MeSH Hierarchy

Tree Number

  1. A07w.015w.114w.186w.456w

MeSH Record

NLM Classification

WG 595.C2

AMA Style

References

  1. National Library of Medicine. Carotid Sinus. Medical Subject Headings (MeSH). 2026. Unique ID D002346. http://id.nlm.nih.gov/mesh/2026/D002346
  2. Carotid Sinus. In: Wikipedia. https://en.wikipedia.org/wiki/Carotid_sinus
  3. Carotid Sinus. In: Wikidata. https://www.wikidata.org/wiki/Q956224