Anatomy

Coccyx

The last bone in the VERTEBRAL COLUMN in tailless primates considered to be a vestigial tail-bone consisting of three to five fused VERTEBRAE.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The last bone in the VERTEBRAL COLUMN in tailless primates considered to be a vestigial tail-bone consisting of three to five fused VERTEBRAE.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

6 entry terms
  • Caudal Vertebra
  • Caudal Vertebrae
  • Caudal Vertebras
  • Vertebra, Caudal
  • Vertebrae, Caudal
  • Vertebras, Caudal

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, blood supply, 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 Record

Indexing Annotation

do not confuse with COCCYGEAL REGION

MeSH Hierarchy

Tree Number

  1. A02w.835w.232w.834.229w

MeSH Record

NLM Classification

WE 750

AMA Style

References

  1. National Library of Medicine. Coccyx. Medical Subject Headings (MeSH). 2026. Unique ID D003050. http://id.nlm.nih.gov/mesh/2026/D003050
  2. Coccyx. In: Wikipedia. https://en.wikipedia.org/wiki/Coccyx
  3. Coccyx. In: Wikidata. https://www.wikidata.org/wiki/Q193176