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Latent inhibition consists of a retardation of conditioning seen when the to be conditioned stimulus is presented a number of times with no other consequence. This phenomenon likely reflects processes of selective attention whereby irrelevant stimuli come to be ignored. Using physiological models for auditory attention, some investigators have suggested that selective attention acts as a filtering...
The effects of electrolytic lesions of the medial prefrontal cortex (mPFC) or its subregions were investigated on two cognitive tests that may have relevance to the behavioral impairments of patients with schizophrenia. One task consisted of a delayed nonmatch-to-sample and reversal of the non-match-to-sample rule, in a Skinner box. The reversal component simulated the essential feature of rule shifting...
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