Figure 41-3
Use the figure to answer the corresponding question(s).
-The all-or-none reaction means that:
A) if a stimulus is strong enough, all axons in a nerve bundle will fire simultaneously.
B) a neuron will only produce an action potential if it has been depolarized to its threshold level.
C) all neurons discharge impulses at the same frequency.
D) a neuron can create an action potential of varying intensities.
E) either all or none of the neurons will fire impulses when stimulated.

Question

Figure 41-3
Use the figure to answer the corresponding question(s). 
-The all-or-none reaction means that:
A) if a stimulus is strong enough, all axons in a nerve bundle will fire simultaneously. 
B) a neuron will only produce an action potential if it has been depolarized to its threshold level. 
C) all neurons discharge impulses at the same frequency. 
D) a neuron can create an action potential of varying intensities. 
E) either all or none of the neurons will fire impulses when stimulated.

Quizplus · Accepted Answer

The all-or-none principle states that a neuron will only produce an action potential if the stimulus reaches a certain threshold level. If the threshold is not reached, no action potential will occur.

Figure 41-3 Use the Figure to Answer the Corresponding Question(s)