Question

As an impulse travels down an axon, ______________.

a chemical signal is released

a charge reversal occurs

electrons are transported

the signal stops

Answer 1

Answer:a charge reversal occurs.

Explanation:a chemical isn’t released until it reaches the end. Took the test and it is definitely B.

Answer 2

When a nerve impulse reaches the end of an axon, the axon releases chemicals called neurotransmitters. This would make the answer be.... A. a chemical signal is released