A simple technique for delivering liquids directly to the mouth of an unrestrained rat.
A simple surgical procedure is described that makes it possible to deliver liquids directly into the mouth of a freely mobile rat. Data presented show that an 8% sucrose solution delivered by this technique is an effective reinforcer in a variety of simple and discriminative schedules of reinforcement.
D000818:Animals; D003216:Conditioning, Operant; D004193:Discrimination Learning; D004326:Drinking; D007440:Intubation; D009055:Mouth; D011589:Psychology, Experimental / Q000295:instrumentation; D051381:Rats; D012055:Reinforcement Schedule; D012054:Reinforcement, Psychology; D012996:Solutions; D013395:Sucrose / Q000008:administration & dosage*
D012996:Solutions; D013395:Sucrose