Practice Neural Signaling (C2.2) - Theme C: Interaction and Interdependence
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Neural Signaling

Practice - Neural Signaling

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are the main parts of a neuron?

💡 Hint: Think of the structures that transmit signals.

Question 2 Easy

What triggers an action potential?

💡 Hint: Remember the value around -55 mV.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the typical resting membrane potential of a neuron?

-70 mV
-55 mV
0 mV

💡 Hint: This value indicates a negative interior relative to the outside of the cell.

Question 2

True or False: Action potentials can be generated during the absolute refractory period.

True
False

💡 Hint: Think about the inactivation of sodium channels and their role in action potential generation.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Explain how changes in potassium ion concentration outside the neuron might affect resting membrane potential and action potential generation.

💡 Hint: Think about the Nernst equation and how concentration gradients impact cell potentials.

Challenge 2 Hard

Design an experiment that tests the effect of increasing myelination on conduction velocity.

💡 Hint: Consider how saltatory conduction differs from continuous conduction.

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Reference links

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