Action potential

Introduction: Action potential

Description of Action potential

Action potential: the change in membrane potential occurring in nerve, muscle, or other excitable tissue when excitation occurs.
Source: Stedman's Medical Spellchecker, © 2006 Lippincott Williams & Wilkins. All rights reserved.

Action potential: a rapid self-propagating change in the electrical potential across a neuron, gland, or muscle fiber membrane primarily due to a sudden influx of sodium ions followed by an efflux of potassium ions.
Source: CRISP

Action potential: Abrupt changes in the membrane potential that sweep along the CELL MEMBRANE of excitable cells in response to excitation stimuli.
Source: MeSH 2007

Action potential: Related Topics

These medical condition or symptom topics may be relevant to medical information for Action potential:

• Action
• Potential

Terms associated with Action potential:

Terms Similar to Action potential:

• Spike Potentials

Source - MeSH 2007

Related Topics

• Neural Conduction

Source - MeSH 2007

Broader terms for Action potential

• Membrane Potentials

Source - MeSH 2007

• membrane potential

Source - CRISP

The term Action potential can be used for:

• spike potential

Source: CRISP

Hierarchical classifications of Action potential

The following list attempts to classify Action potential into categories where each line is subset of the next.

MeSH 2007 Hierarchy:

• Physiological Processes
  • Electrophysiology
    • Membrane Potentials
      • Action Potentials

MeSH 2007 Hierarchy

• Musculoskeletal, Neural, and Ocular Physiology
  • Nervous System Physiology
    • Nervous System Physiologic Phenomena
      • Membrane Potentials
        • Action Potentials

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