Figure 4.
(A) Mean elevation scores (±1 SEM) from the discrimination training phase for rats in the AMP condition. (B) Mean elevation scores (±1 SEM) from the discrimination training phase for rats in the CDP condition. (C) Mean duration scores (±1 SEM) from the discrimination training phase for rats in the CDP condition. (D) Mean dipper entry rates (±1 SEM) from the drug extinction phase for EXT and RET groups from the AMP condition. (E) Mean dipper entry rates (±1 SEM) from the drug extinction phase for EXT and RET groups from the CDP condition. (F) Mean dipper entry proportions (±1 SEM) from the drug extinction phase for EXT and RET groups from the CDP condition.