Theories for addiction: From the hypothetical situations below, which theory for

Question

Theories for addiction: From the hypothetical situations below, which theory for addiction fits the behavior of Tom best?
a) Reward-Learning b) Incentive-Salience c) Anhedonia/Hedonia
49. ___________ In conversation, Tom notes that the first time he ever tried marijuana, the effect was really great. Since this time, he’s never experienced that same effect with marijuana usage, but despite this, he keeps attempting to do so.
50. ___________ Tom stopped using alcohol three weeks ago and unfortunately, he is having mild hallucinations which he finds very disturbing and intolerable, so he begins to drink again to alleviate this very unpleasant experience.
51. ___________ After quitting alcohol consumption, Tom doesn’t like to go out to bars or hang out with the same people he once shared the habit with.

Explanation / Answer

49. incentive salience although the experience is not as good as the first time still a future success is expected

50. reward learning as the alcohol rewards him by stopping unpeasant thoughts  

51. anhedonia/hedonia as the activity was pleasurable for hi but he doesnt feel pleasure in it now

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