Phenomena and Processes

Contingent Negative Variation

A negative shift of the cortical electrical potentials that increases over time. It is associated with an anticipated response to an expected stimulus and is an electrical event indicative of a state of readiness or expectancy.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A negative shift of the cortical electrical potentials that increases over time. It is associated with an anticipated response to an expected stimulus and is an electrical event indicative of a state of readiness or expectancy.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

9 entry terms
  • Contingent Negative Variations
  • Variation, Contingent Negative
  • Variations, Contingent Negative
  • Bereitschaftspotential
  • Readiness Potential
  • Bereitschaftspotentials
  • Potential, Readiness
  • Potentials, Readiness
  • Readiness Potentials

MeSH Record

Aspects Covered

5 allowable subheadings

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

MeSH Record

Indexing Annotation

refers to cortical electrical potentials

MeSH Record

History Note

91(71); was see under ELECTROPHYSIOLOGY 1971-90

MeSH Record

Previous Indexing

  • Electroencephalography (1966-1970)
  • Electrophysiology (1966-1970)

MeSH Hierarchy

Tree Numbers

  1. G07.265.216.500w.250w
  2. G11.561.200.500w.250w

MeSH Record

NLM Classification

WL 102

AMA Style

References

  1. National Library of Medicine. Contingent Negative Variation. Medical Subject Headings (MeSH). 2026. Unique ID D003265. http://id.nlm.nih.gov/mesh/2026/D003265
  2. Contingent Negative Variation. In: Wikipedia. https://en.wikipedia.org/wiki/Contingent_negative_variation
  3. Contingent Negative Variation. In: Wikidata. https://www.wikidata.org/wiki/Q5165363