Explain what is meant by an antagonist agonist and reuptake inhibitor

1. Describe how neurotransmitters in the brain control behaviour
2. Explain the difference between inhibitory and excitatory neurotransmitters in the brain and how they affect behaviour.
3. Describe and explain how drugs can affect neurotransmitter and synaptic transmission
4. Explain what is meant by an antagonist, agonist and reuptake inhibitor
5. Explain how psychoactive drugs change behaviour
6. Describe the action of serotonin antagonists and reuptake inhibitors in the treatment of disorders
7. Evaluate the use of serotonin antagonists and reuptake inhibitors in the treatment of disorders