Either stimulation of the mesencephalic reticular formation or a flashing light increases latent inhibition to a tone-conditioned stimulus.
D000818:Animals; D001362:Avoidance Learning / Q000502:physiology; D003214:Conditioning, Classical / Q000502:physiology*; D004326:Drinking; D004558:Electric Stimulation; D008297:Male; D008636:Mesencephalon / Q000502:physiology*; D009115:Muridae; D009433:Neural Inhibition; D011930:Reaction Time / Q000502:physiology; D012153:Retention, Psychology / Q000502:physiology; D012154:Reticular Formation / Q000502:physiology*