Key Question

Question 1

Key question

Answer 1

What are the implications for society if addiction is treated with drug therapy?

Question 2

À01 drugs

Answer 2

If Drug addiction is partially a bio cause (eg. Heroin changes rp functioning in brain)= tackled with bio treatment drug like Methadone.

Question 3

Heroin

Answer 3

Agonist so binds to opioid receptors= trick the brain> releasing endorphins=relieves pain/reduces stress
dopamine= improves mood>Euphoria.

Question 4

Heroin side effects

Answer 4

downregulate fewer active receptors= decrease dopamine & endorphins ltm as body responds excess amount

withdrawl symptoms= dysphoria,headaches if they don’t take drug lower than usual levels of dopamine/endorphins
Greater each time to feel high due to Inc tolerance> addiction or overdose

Question 5

Methadone

Answer 5

Acts as replacement to Heroin= activates same receptors rp.
slower than heroin> heroin user not enough to prod euphoria.
It reduces the withdrawal symptoms as binding to the receptors still occurs

Question 6

Ao1 analysis

Answer 6

Cost of abuse crimes = whist on drugs> obtain drugs
Heroin = highly addictive expensive > users are reliant on criminal activity eg theft to obtain money for drugs.
>violent acts>society more dangerous
£13.9 b annually and 148m to enforce law on drug-related crime= imp we treat addiction in society.

Question 7

Link ao1

Answer 7

Studies MZ and DZ twins found genetic factors contributed significantly to risk for lifetime drug abuse.
If drug addiction is partially a biological cause (eg. Heroin changes rp func brain), needs to be tackled w bio treatment eg drug like Methadone.