Which statement below best describes why action potentials travel in only one direction?
A) The diameter of the axon explains this.
B) The all -or -none principle explains this.
C) They have a refractory period.
D) They have myelinated axons.
E) Only sodium -and potassium -gated channels are found on the axon.

Question

Quizplus · Accepted Answer

The refractory period after an action potential ensures that the action potential travels in one direction along the axon. During the refractory period, the neuron is unable to fire another action potential, preventing the signal from traveling backwards.

Which Statement Below Best Describes Why Action Potentials Travel in Only