Answer:
because the sodium channels have a refractory period following activation, during which they cannot open again and it ensures that the action potential is propagated in a specific direction along the axon.
Answer:
I strongly believe that the correct option is C because the manufacturer of the drug does not have evidence at all to pulled the drug off the market. Any person can not say "this did not work for me" and that is all to decide an action.
Explanation:
