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March 28, 2017

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15. The threshold potential is of great significance in the physiology of neurons because if the threshold potential is not reached, __________.
A.the neuron cannot regain its resting potential
B.the action potential will be "inversed," with a flux of sodium out of the cell rather than into it
C.an action potential will not occur
D.an action potential will be reached
E.None of these choices relate to threshold depolarization.

  • ap bio - ,

    C, the threshold must be reached for the neuron to "fire."

    I hope this helps. Thanks for asking.

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