The action of atropine, benactyzine, and scopolamine upon fixed-interval and fixed-ratio behavior.
D001285:Atropine; D001535:Benactyzine; D006801:Humans; D007858:Learning / Q000494:pharmacology*; D010276:Parasympatholytics / Q000494:pharmacology*; D012601:Scopolamine / Q000494:pharmacology*
D010276:Parasympatholytics; D001535:Benactyzine; D001285:Atropine; D012601:Scopolamine
LEARNING/pharmacology; PARASYMPATHOLYTICS/pharmacology; SCOPOLAMINE/pharmacology