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)
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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

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