A stimulus that is strong enough to trigger an action potential is said to be above
A) capacity.
B) frequency.
C) maximum.
D) intensity.
E) threshold.

Question

Quizplus · Accepted Answer

A stimulus must be above the threshold level to be strong enough to trigger an action potential. This means it has reached the minimum level of intensity required to activate a neuron and propagate an electrical signal.

A Stimulus That Is Strong Enough to Trigger an Action