Endogenous rhythm

Pronunciation
/en-DOH-jen-uss rih-THIM/
Category
Physiology
Singular
Endogenous rhythm
Plural
Endogenous rhythms

Definition

A periodic system that is self-sustaining, occurring within an organism independent of external environmental cues.

Etymology

From Greek 'endon-', meaning 'within', and 'rhythmos', meaning 'rhythm'.

Example

The endogenous rhythm of a cockroach's circadian clock allows it to maintain a regular sleep-wake cycle even in constant darkness.

Related Terms

  • Circadian rhythm
  • Temporal organization