Q:

Which of the following is a characteristic of an action potential?

belongs to book: Examination Questions and Answers in Basic Anatomy and Physiology|Martin Caon|| Chapter number:14| Question number:45

waelhammad

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2022-10-19

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Which of the following is a characteristic of an action potential?

The signal is graded
It results due to an infl ux of potassium ions
it is an all or none response
It results from an initial outfl ow of sodium ions

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waelhammad

2022-10-19

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C: When a graded potential exceeds the threshold for producing an action potential, the AP happens regardless of the strength of the graded potential. This is an all or none event. (Choice D is wrong as sodium ions should be moving IN).

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