Effects of Drugs on Synapses (AQA A-Level Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
How many main ways can drugs modify synaptic transmission?
How many main ways can drugs modify synaptic transmission?
Five
What do agonist drugs do at synapses?
What do agonist drugs do at synapses?
Mimic neurotransmitters & activate receptors
Which natural neurotransmitter does nicotine mimic?
Which natural neurotransmitter does nicotine mimic?
Acetylcholine
What is the primary action of antagonist drugs?
What is the primary action of antagonist drugs?
Block receptors without triggering response
What effect does curare have on muscles?
What effect does curare have on muscles?
Causes muscle paralysis
How do enzyme inhibitor drugs affect synaptic transmission?
How do enzyme inhibitor drugs affect synaptic transmission?
Prevent neurotransmitter breakdown
Which enzyme do nerve gases inhibit?
Which enzyme do nerve gases inhibit?
Acetylcholinesterase
Which drug stimulates increased neurotransmitter release?
Which drug stimulates increased neurotransmitter release?
Amphetamines
What effect does alcohol have on neurotransmitter release?
What effect does alcohol have on neurotransmitter release?
Inhibits release
What happens when nerve gas prevents acetylcholine breakdown?
What happens when nerve gas prevents acetylcholine breakdown?
Continuous stimulation & muscle control loss