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EDEXCEL A-level health psychology > definitions > Flashcards

Flashcards in definitions Deck (8)
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1

Define agonist

Mimics the effect of neurotransmitter

2

Define antagonist

Decrease the probability of nerve impulses

3

Define excitatory

Increase the probability of nerve impulses

4

Define inhibitory

Blocks neurotransmitter effects

5

Define stimulant

Drugs which increase the frequency of nerve impulses

6

Define depressant

Drugs which decrease the frequency of nerve impulses

7

Define sedative

Drug that induces calmness or sleep

8

Define opiate

a drug from a group that contains morphine and heroin