An Experiment Discussed in Chapter 10 and Shown in Figure

question 24

Essay

An experiment discussed in Chapter 10 and shown in Figure shows in vivo single unit recordings from VTA dopaminergic neurons in a monkey trained to associate a light with a reward, juice. How does the enhancement of dopamine action of VTA neurons lead to addiction if the dopamine VTA pathway normally signals reward prediction errors? What is the pathway involved and what happens in addiction? Figure Q11-31