Effects of stimulation of midbrain tegmentum on performance of a brightness discrimination in the rat.
D000818:Animals; D004193:Discrimination Learning; D004558:Electric Stimulation; D005508:Food Deprivation; D008297:Male; D009042:Motivation; D051381:Rats; D012154:Reticular Formation / Q000502:physiology*; D014796:Visual Perception