The action potential of a neuron is best compared to
A) liquid starting to spill over the rim of a cup when just enough force is applied.
B) a baseball traveling farther when it is thrown harder.
C) a heavier bowling ball knocking down more pins than a lighter ball does.
D) the speed of a remote-controlled car depending on the battery charge.

Question

Quizplus · Accepted Answer

The action potential of a neuron is like liquid starting to spill over the rim of a cup when just enough force is applied because both involve a threshold being reached and then being exceeded, causing a rapid and sudden release of energy.

The Action Potential of a Neuron Is Best Compared to