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PSYC1022 Psychology of Addiction

  • Subject Code :  

    PSYC1022

  • Country :  

    AU

  • University :  

    University of New South Wales

Choose a drug from the list below. For your chosen drug, explain how it affects the dopamine neurotransmitter system and how changes to this system from repeated  drug use can lead to a cycle of relapse and addiction.
1. Select a drug of abuse from the list below:
x Alcohol
x Heroin
x Cannabis
x Amphetamine
2. Explain how your chosen drug affects the dopamine neurotransmitter system. With reference to scientific journal articles, explain how your chosen drug affects the  functioning of the dopamine system. In order to fully answer this part of the question you will  need to briefly outline what the dopamine system is responsible for and its role in substance  abuse and addiction. Why are the effects of drugs on the dopamine system important for our  understanding of addiction?
3. Explain how changes in the dopamine system from repeated drug use can lead to a  cycle of relapse and addiction.
With reference to scientific journal articles, explain how changes in the dopamine system  resulting from repeated drug use can lead to a cycle of relapse and addiction. You may wish  to use your chosen drug as a specific example in explaining how repeated drug use can lead  to difficulty abstaining and repeated relapse, and how changes in the dopamine system  contribute to this behavioural pattern. You may need to refer to psychological theories and/or principles regarding addiction to fully answer this part of the question

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