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Change in Membrane Potential

Change in Membrane Potential

11. Nervous Tissue and Nervous System / Change in Membrane Potential / Problem 4

Which of the following best describes the all-or-none principle of the action potential?

A

The strength of the action potential is directly proportional to the strength of the stimulus.

B

The duration of the action potential is directly proportional to the strength of the stimulus.

C

The magnitude and duration of the action potential are always the same, regardless of the strength of the stimulus.

D

The magnitude of the action potential decreases as it propagates down the axon.

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