Artefacts of intrusion in the pattern electroretinogram.
The pattern electroretinogram (PERG) was recorded intravitreally. Comparison of responses recorded in both eyes and at the optic tectum shows that the PERG does not have an origin in distant CNS generators, but rather, that it has an ocular origin.
D000818:Animals; D010856:Columbidae / Q000502:physiology*; D004596:Electroretinography / Q000295:instrumentation / Q000379:methods*; D014822:Vitreous Body