Anatomy

Haversian System

A circular structural unit of bone tissue. It consists of a central hole, the Haversian canal through which blood vessels run, surrounded by concentric rings, called lamellae.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A circular structural unit of bone tissue. It consists of a central hole, the Haversian canal through which blood vessels run, surrounded by concentric rings, called lamellae.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

14 entry terms
  • Osteon
  • Osteons
  • Haversian Canal
  • Haversian Canals
  • Nutrient Canals
  • Volkmann Canals
  • Canal, Haversian
  • Canal, Nutrient
  • Canal, Volkmann
  • Canals, Haversian
  • Canals, Nutrient
  • Canals, Volkmann
  • Nutrient Canal
  • Volkmann Canal

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

History Note

73(64)

MeSH Hierarchy

Tree Number

  1. A10w.165w.265w.521w.500w

AMA Style

References

  1. National Library of Medicine. Haversian System. Medical Subject Headings (MeSH). 2026. Unique ID D006253. http://id.nlm.nih.gov/mesh/2026/D006253
  2. Haversian System. In: Wikipedia. https://en.wikipedia.org/wiki/Osteon
  3. Haversian System. In: Wikidata. https://www.wikidata.org/wiki/Q1424568