evoked potential

evoked potential
evoked potential ē-'vōkt- n an electrical response esp. in the cerebral cortex as recorded following stimulation of a peripheral sense receptor

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(EP) the electrical signal recorded from a sensory receptor, nerve, muscle, or area of the central nervous system that has been stimulated, usually by electricity. See also auditory evoked p., somatosensory evoked p., and visual evoked p.

Medical dictionary. 2011.

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  • Evoked potential — Intervention MeSH D005071 An evoked potential (or evoked response ) is an electrical potential recorded from the nervous system of a human or other animal following presentation of a …   Wikipedia

  • evoked potential — noun the electrical response of the central nervous system produced by an external stimulus he measured evoked potentials with an electroencephalogram • Hypernyms: ↑electric potential, ↑potential, ↑potential difference, ↑potential drop, ↑voltage… …   Useful english dictionary

  • evoked potential — noun An electrical potential recorded from a human or animal following presentation of a stimulus, as distinct from spontaneous potentials as detected by electroencephalograms or electromyograms …   Wiktionary

  • evoked potential — an electrical response of a nerve cell or group of nerve cells to externally induced stimulation, esp. to determine whether or not an area of the brain receives sensory information from a particular stimulus. [1965 70] * * * …   Universalium

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  • cortical evoked potential — an evoked potential recorded from the cerebral cortex. Called also evoked cortical p …   Medical dictionary

  • motor evoked potential — the evoked potential of motor nerves, which can be measured to determine the integrity of the motor pathways …   Medical dictionary

  • evoked potential audiometer — an instrument that detects response to sound stimuli by changes in the electroencephalogram …   Medical dictionary

  • visual evoked potential — (VEP), visual evoked cortical potential in electroencephalography, changes in the evoked cortical potential when the eye is stimulated by light; variations are diagnostic for abnormalities of the visual system and for other disorders,… …   Medical dictionary

  • Evoked field — Evoked fields are part of the magnetoencephalogram. They are brain signals evoked by sensory stimulation, but usually buried by the ongoing brain activity. Repeating the stimulus multiple times and averaging the signals reduces the uncorrelated… …   Wikipedia

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