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Flashcards in drugs Deck (8)
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1
Q

what is a drug

A

a chemical that affects the cns

2
Q

what can a drug change

A

your psychological behaviour

3
Q

what is addiction

A

the person becomes dependent on taking the drug and feels they cannot function properly without it.

4
Q

name the 4 different types of drugs

A

painkillers, stimulant, depressant, and hallucinogen

5
Q

give an example of a painkiller, and explain what it does

A

morphine, blocks nerve impulses from pain receptors so you dont feel as much pain

6
Q

give an example of a stimulant, and explain what it does

A

caffeine, increases neurotransmission at synapses, so increases speed of reaction, which reduces reaction time

7
Q

give an example of a depressant, and explain what it does

A

alcohol, slows the activity of the brain, so increases reaction time

8
Q

give an example of a hallucinogen, and explain what it does

A

LSD, change perception, can make it difficult to distinguish between real or not real