Which phrase best describes how the action potential occurs?
A) "all or none"
B) "slow but sure"
C) "speed equals intensity"
D) "all for one, and one for all"

Question

Quizplus · Accepted Answer

The phrase "all or none" best describes how the action potential occurs because it either occurs fully or not at all. If the stimulus is strong enough to reach the threshold, an action potential is triggered and propagated down the axon. If the stimulus is too weak, the action potential will not occur.

Which Phrase Best Describes How the Action Potential Occurs