Phenomena and Processes

Biological Clocks

The physiological mechanisms that govern the rhythmic occurrence of certain biochemical, physiological, and behavioral phenomena.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The physiological mechanisms that govern the rhythmic occurrence of certain biochemical, physiological, and behavioral phenomena.

MeSH Record

Classification

Broader headings

Narrower headings

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MeSH Record

See Also

MeSH Record

Synonyms

27 entry terms
  • Biologic Clock
  • Clock, Biologic
  • Clocks, Biological
  • Biologic Clocks
  • Biological Clock
  • Clock, Biological
  • Clocks, Biologic
  • Biologic Oscillator
  • Biological Oscillators
  • Biological Pacemakers
  • Oscillator, Biologic
  • Oscillators, Biological
  • Oscillators, Endogenous
  • Pacemaker, Biologic
  • Pacemakers, Biologic
  • Pacemakers, Biological
  • Biologic Oscillators
  • Biologic Pacemaker
  • Biologic Pacemakers
  • Biological Oscillator
  • Biological Pacemaker
  • Endogenous Oscillator
  • Endogenous Oscillators
  • Oscillator, Biological
  • Oscillator, Endogenous
  • Oscillators, Biologic
  • Pacemaker, Biological

MeSH Record

Aspects Covered

5 allowable subheadings

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

MeSH Record

History Note

67(64)

MeSH Hierarchy

Tree Number

  1. G07.180.562.094

MeSH Record

NLM Classification

QT 167

AMA Style

References

  1. National Library of Medicine. Biological Clocks. Medical Subject Headings (MeSH). 2026. Unique ID D001683. http://id.nlm.nih.gov/mesh/2026/D001683
  2. Biological Clocks. In: Wikidata. https://www.wikidata.org/wiki/Q4592762