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

question 24

Multiple Choice

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.

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