Brain (neurones)

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10 Terms

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Neurotransmitters

Are chemicals released from neurones to help them to pass messages

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Dopamine

Plays a role in attention and learning

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Serotonin

Plays a role in our mood

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GABA

Plays a role in calming us down

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Receptors

Special protein molecule found on the cell membrane of a neurone

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Reuptake

When a neurotransmitter is taken back by the pre-synaptic neurone

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Drug

Is a substance taken into the body that modifies or affect chemical reactions in the body

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Stimulants

Cause more neurotransmitter molecules to diffuse across the synapse

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What is the effect of stimulants on the body

Increase alertness but can lead to irritability

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What is the effect of depressants in the body

Cause sleepiness, blurred vision and impaired judgement