Kawanna Notices That Her Reaction Time Is Much Slower Than

Kawanna notices that her reaction time is much slower than many of her friends' time on various tasks,and she believes this is because the action potentials fired by the cells in her nervous system slow down as they reach the end of the axons.This statement is incorrect because action potentials ____.

A) are fired by cells outside of the nervous system
B) speed up as they reach the end of the axon
C) neither speed up nor slow down as they travel down the axon
D) shoot down the dendrite, not the axon