Anatomy

Extracellular Fluid

The fluid of the body that is outside of CELLS. It is the external environment for the cells.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The fluid of the body that is outside of CELLS. It is the external environment for the cells.

MeSH Record

Classification

Related Concepts

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MeSH Record

Synonyms

11 entry terms
  • Extracellular Fluids
  • Fluid, Extracellular
  • Fluids, Extracellular
  • Intercellular Fluid
  • Interstitial Fluid
  • Fluid, Intercellular
  • Fluid, Interstitial
  • Fluids, Intercellular
  • Fluids, Interstitial
  • Intercellular Fluids
  • Interstitial Fluids

MeSH Record

Aspects Covered

12 allowable subheadings

Indexed with the subheadings chemistry, cytology, diagnostic imaging, drug effects, enzymology, immunology, metabolism, microbiology, parasitology, physiology, radiation effects, virology.

MeSH Record

Indexing Annotation

do not confuse EXTRACELLULAR FLUID with BODY WATER

MeSH Record

History Note

2004; use EXTRACELLULAR SPACE 1975-2003, use BODY FLUIDS 1963-1974

MeSH Record

Previous Indexing

  • Extracellular Space (1964-2003)

MeSH Hierarchy

Tree Numbers

MeSH Record

NLM Classification

QU 105

AMA Style

References

  1. National Library of Medicine. Extracellular Fluid. Medical Subject Headings (MeSH). 2026. Unique ID D045604. http://id.nlm.nih.gov/mesh/2026/D045604
  2. Extracellular Fluid. In: Wikipedia. https://en.wikipedia.org/wiki/Extracellular_fluid
  3. Extracellular Fluid. In: Wikidata. https://www.wikidata.org/wiki/Q2914458