3. Interaction and Interdependence

Action Potentials — Quiz

Test your understanding of action potentials with 5 practice questions.

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Practice Questions

Question 1

What is an action potential?

Question 2

Which ion moves into a neurone first during depolarization?

Question 3

What is the term for the membrane potential when a neurone is not transmitting an impulse?

Question 4

Why is the sodium-potassium pump important in maintaining the resting potential?

Question 5

What is the main role of the refractory period after an action potential?
Action Potentials Quiz — IB Biology HL | A-Warded