Quiz: Action Potential Conduction in Axons
Pearson Edexcel Level 3 Advanced GCE in Biology A (Salters-Nuffield) (9BN0)
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Building on what you've learned about neurone structure and function, let's test your knowledge of action potential conduction in axons!
What is the primary function of the axon in a neurone?
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Which of the following are true about action potentials? (Select all that apply)
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During depolarisation, {{blank0}} ions move into the axon via voltage-gated channels.
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Match the items on the left with their correct pairs on the right
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If the resting potential of a neurone is -70mV and the threshold potential is -55mV, how much does the membrane potential need to change to reach threshold?
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Match the items on the left with their correct pairs on the right
What is the refractory period in an axon?
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Which factors increase the speed of action potential conduction? (Select all that apply)
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The {{blank0}} acts as an insulator, allowing action potentials to jump between nodes of {{blank1}}.
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