Question

how do nerves impulse travel

Answer 1

Neurons, or nerve cells that carry nneurotransmitters.i.e made up of the cell body, the axon, and several dendrites. Signals move across the synapse, the place where the axon of one neuron meets the dendrite of another, using chemicals called neurotransmitters.
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Answer 2

Neuron,or nerve cell that carry nerve impulse,are made up of the cell body,the axon,and several dendrites.