e·voked re·sponse
an alteration in the electrical activity of a region of the nervous system through which an incoming sensory stimulus is passing; may be somatosensory (SER), brainstem auditory (BAER), or visual (VER).
See also:
evoked potential.
Farlex Partner Medical Dictionary © Farlex 2012
evoked response
Evoked potential Cardiology An area under an R wave that depends on the rate of myocardial depolarization; ↓ in cumulative R-wave area mandates ↑ pacing rate Neurology Any stimulus-evoked electrical potential recorded by EEG, which varies according to intensity, modality, location, and level of consciousness; ER is detectable over the appropriate cortical receptive areas by EEG after stimulation of sense organs or peripheral nerves–eg, brainstem auditory, transcortical motor, pattern shift visual, and somatosensory ERs; ERs may be used to guide surgical removal of tumors growing around important nerves. See White noise. McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
e·voked re·sponse
(ē-vōkt' rĕ-spons') An alteration in the electrical activity of a region of the nervous system through which an incoming sensory stimulus is passing.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
e·voked re·sponse
(ER) (ē-vōkt' rĕ-spons') Alteration in electrical activity of a region of nervous system through which an incoming sensory stimulus is passing; may be somatosensory (SER), brainstem auditory (BAER), or visual (VER).
Medical Dictionary for the Dental Professions © Farlex 2012