What is Addiction? (AQA A-Level Psychology): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
What is addiction?
What is addiction?
Compulsive substance use/behaviour despite causing harm
When addiction recognised in DSM-5
When addiction recognised in DSM-5
2013
Three core components of addiction
Three core components of addiction
Physical dependence, psychological dependence, tolerance
Physical dependence
Physical dependence
Body adapts to drug use, creating biological need for substance
Psychological dependence
Psychological dependence
Mental compulsion to continue using due to rewarding effects
Tolerance in addiction
Tolerance in addiction
Response diminishes over time, requiring larger doses for same effect
Cross-tolerance
Cross-tolerance
Tolerance to one drug reduces sensitivity to similar substances
Withdrawal syndrome
Withdrawal syndrome
Physical/psychological symptoms when stopping/reducing substance
Key feature of withdrawal symptoms
Key feature of withdrawal symptoms
Typically opposite of the effects produced by the drug itself
How withdrawal drives continued use
How withdrawal drives continued use
Taking drug avoids unpleasant withdrawal effects