A stimulus either causes an action potential or it doesn't. This is called ________.
A) an all-or-none response
B) a graded response
C) a latent period response
D) a relative refractory response
E) a local response

Question

Quizplus · Accepted Answer

An all-or-none response refers to the principle that once a stimulus reaches a threshold, an action potential is triggered in a neuron. If the threshold is not reached, no action potential occurs, hence the "all-or-none" terminology.

A Stimulus Either Causes an Action Potential or It Doesn't