Which of the following statements regarding action potentials generated in a neuronal membrane is FALSE?
A. An action potential generated by a threshold stimulus is the same size as one generated by a supra-threshold stimulus.
B. An action potential generates a new action potential in an adjacent area of membrane.
C. An action potential generates a local current that depolarizes adjacent membrane to threshold potential.
D. Action potentials are usually initiated at the axon hillock of a neuron.
E. Action potentials travel in both directions along the axon.
Answer: E
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