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When an action potential reaches the end of the axon, what happens next?

a. The neuron takes up chemical messengers (neurotransmitters)
b. The neuron releases chemical messengers (neurotransmitters)
c. The sodium ions travel back toward the dendrites
d. The potassium ions travel back toward the cell body

Respuesta :

TheAakash
The neuron releases chemical messengers. Otherwise, there would be no 'signal transduction' in the postsynaptic cell. So, your answer is B.
b. The neuron releases chemical messengers (neurotransmitters)...

neurotransmitter substance is releasedin the synapse . after it reaches the next neuron, message is transmitted through it...

HOPE IT HELPS YOU '_'

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