W5L2 Substance Use Disorders III

Question 1

Reward Pathway Neuroadaptation

Answer 1

central to the development and maintenance of addiction; caused by repeated alcohol and drug use

Question 2

Progression of Addiction

Answer 2

begins as goal-directed (trying to achieve something good), becomes habitual and mandatory (trying to get away from something bad)

Question 3

Incentive Sensitization

Answer 3

argues for dissociation between liking and wanting a drug
liking caused by endogenous opioids, important in beginning of addiction
wanting caused by rewards circuitry, creates cravings/habits