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On The Memory Code In Serial Feature-Positive Discriminations, Robert S. Mccann

Theses and Dissertations (Comprehensive)

The aim of the present research was to examine the nature of the memory code that contributes to performance in a serial feature-positive discrimination. In order to test the hypothesis that a reinforce expectancy based on the first-order association between feature element and reinforce defines the content of the code, different groups of rats received various forms of pretraining involving either the feature element or the common element, or both. For some groups the feature element was trained as a CS+, while for others it was trained as a CS-. In addition, some groups received training establishing the common element …