Adrenalin, stimulation, and preference for familiar stimuli.
D000818:Animals; D004192:Discrimination, Psychological; D004597:Electroshock; D004837:Epinephrine / Q000494:pharmacology*; D005239:Fear / Q000187:drug effects*; D007274:Injections, Intraperitoneal; D007552:Isotonic Solutions / Q000494:pharmacology; D008297:Male; D051381:Rats
D007552:Isotonic Solutions; D004837:Epinephrine