Phenomena and Processes

Acid-Base Equilibrium

The balance between acids and bases in the BODY FLUIDS. The pH (HYDROGEN-ION CONCENTRATION) of the arterial BLOOD provides an index for the total body acid-base balance.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The balance between acids and bases in the BODY FLUIDS. The pH (HYDROGEN-ION CONCENTRATION) of the arterial BLOOD provides an index for the total body acid-base balance.

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Classification

Broader headings

Related Concepts

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See Also

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Synonyms

9 entry terms
  • Acid-Base Balance
  • Acid Base Balance
  • Acid Base Equilibrium
  • Balance, Acid-Base
  • Equilibrium, Acid-Base
  • Anion Gap
  • Anion Gaps
  • Gap, Anion
  • Gaps, Anion

MeSH Record

Aspects Covered

5 allowable subheadings

Indexed with the subheadings drug effects, genetics, immunology, physiology, radiation effects.

MeSH Record

Indexing Annotation

consider also ACID-BASE IMBALANCE

MeSH Hierarchy

Tree Numbers

  1. G02.111.007w
  2. G02.300.176w
  3. G03w.030w
  4. G07.410w.110w
  5. G09.188.050w

MeSH Record

NLM Classification

QU 105

AMA Style

References

  1. National Library of Medicine. Acid-Base Equilibrium. Medical Subject Headings (MeSH). 2026. Unique ID D000136. http://id.nlm.nih.gov/mesh/2026/D000136
  2. Acid-Base Equilibrium. In: Wikipedia. https://en.wikipedia.org/wiki/Acid%E2%80%93base_homeostasis
  3. Acid-Base Equilibrium. In: Wikidata. https://www.wikidata.org/wiki/Q3275718