Anatomy

Tympanic Membrane

An oval semitransparent membrane separating the external EAR CANAL from the tympanic cavity (EAR, MIDDLE). It contains three layers: the skin of the external ear canal; the core of radially and circularly arranged collagen fibers; and the MUCOSA of the middle ear.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An oval semitransparent membrane separating the external EAR CANAL from the tympanic cavity (EAR, MIDDLE). It contains three layers: the skin of the external ear canal; the core of radially and circularly arranged collagen fibers; and the MUCOSA of the middle ear.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

5 entry terms
  • Eardrum
  • Eardrums
  • Membrane, Tympanic
  • Membranes, Tympanic
  • Tympanic Membranes

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 TYMPANUM; /surg: consider MYRINGOPLASTY & TYMPANOPLASTY

MeSH Hierarchy

Tree Number

  1. A09w.246w.272w.702w

MeSH Record

NLM Classification

WV 225

AMA Style

References

  1. National Library of Medicine. Tympanic Membrane. Medical Subject Headings (MeSH). 2026. Unique ID D014432. http://id.nlm.nih.gov/mesh/2026/D014432
  2. Tympanic Membrane. In: Wikipedia. https://en.wikipedia.org/wiki/Eardrum
  3. Tympanic Membrane. In: Wikidata. https://www.wikidata.org/wiki/Q173801