Experimental influences on catalepsy.
Normal saline-injected rats were tested repeatedly on a standard catalepsy test. With repeated testing the animals showed a progressive increase in their catalepsy scores. It is suggested that this behaviour may be a form of tonic immobility and should be controlled for in catalepsy experiments.
D000818:Animals; D002375:Catalepsy / Q000523:psychology*; D004334:Drug Administration Schedule; D006801:Humans; D008297:Male; D008568:Memory; D010919:Placebos; D051381:Rats; D012965:Sodium Chloride / Q000008:administration & dosage
D010919:Placebos; D012965:Sodium Chloride