SUD vs. GD Flashcards
1
Q
Difference SUD GD
A
- Biological component of substance
- Predictability: Known reward in SU
- Effect on the brain (neurotoxic)
- Dopamine release always happens and is quick and strong in NAcc (direct vs indirect reinforcement in GD, incentive sensitisation)
2
Q
Reward uncertainty
A
A factor that makes gambling addictive. The varied ratio and different probability.
In monkey study:
- Cues that always predict or never predict
- Cue with 50% chance. Dopamine fires at cue onset, but also slowly rises in anticipation of the possible reward.
Caused the highest dopamine activity