Figure 4.
Experiment 3: mean ± SEM percentage of eyeblink CRs as a function of session for adaptation, acquisition and extinction. Ant–Veh rats received 1.0 μL intracerebellar infusion of 5-27 secretin (1 μg/μL) prior to extinction session 1 and 1.0 μL intracerebellar infusion of vehicle prior to extinction session 2 (gray area). Veh–Veh rats received 1.0 μL intracerebellar infusion of vehicle prior to extinction sessions 1 and 2.