Addiction- Biological Approach

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Going without the behaviour is too unpleasant
Physical Dependence
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Increased hear rate, shaking, hallucinations...
Withdrawal Symptoms
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The main neurotransmitter associated with addiction
Dopamine
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Dopamine regulates...
mood
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Dopamine controls...
reward processes
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Name of the dopamine system involved in addiction
Mesolimbic
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What is different about the dopamine system in people vulnerable to addiction?
Sensitive
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What is the gene that makes people less likely to smoke?
SLC 6A3 9
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A more sensitive ??? leads to over-production of dopamine
Nucleus Accumbens
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How are genetics studied?
Twins
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The "non-smoking gene" can be applied to...
initiation and maintenance
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"Physical Dependence" can be applied to...
maintenance and relapse
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Shachter's "low-nicotine vs high nicotine cigarettes" study supports which model?
nicotine regulation model
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Which animals are used in experiments for the biological model?
rats
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What does nicotine actually do in the brain?
Enhances the reward value of other stimuli
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What happens in the brains of people craving cigarettes? (Lerman et al)
Increased blood flow
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Card 2

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Increased hear rate, shaking, hallucinations...

Back

Withdrawal Symptoms

Card 3

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The main neurotransmitter associated with addiction

Back

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Card 4

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Dopamine regulates...

Back

Preview of the front of card 4

Card 5

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Dopamine controls...

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