Which Two Factors Affect the Speed at Which the Action

question 127

Multiple Choice

Which two factors affect the speed at which the action potential is conducted along a neuron's axon?

• A) the diameter of the axon and whether the axon is wrapped in a myelin sheath
• B) the number of dendrites and the size of the cell body
• C) the type and number of axons projecting from the neuron
• D) the size of the positive electrical charge just before an action potential occurs and the number of adjacent neurons

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