The generalized matching law provides precise descriptions of choice, but has not been used to characterize choice between different doses of drugs or different classes of drugs. The current ...
Pigeons were trained to discriminate 5.0 mg/kg pentobarbital from saline under a two-key concur- rent fixed-ratio 10 fixed-ratio 40 schedule of food presentation, in which the fixed-ratio ...
Pigeons were trained to discriminate 5.0 mg/kg pentobarbital from saline under a concurrent fixed- interval (FI) FI schedule of food presentation on which, after pentobarbital administration, ...