Specific potentiation of photically evoked activity in the visual cortex.
D000818:Animals; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology*; D003624:Darkness; D004594:Electrophysiology; D005071:Evoked Potentials; D005829:Geniculate Bodies / Q000502:physiology*; D008027:Light; D009900:Optic Nerve / Q000502:physiology*; D012160:Retina / Q000502:physiology*