Question

What speeds up a nerve impulse down a neuron?

Answer 1

These signals travel from the brain to the spinal cord, through the nerves to the organs, tissues and muscles. The speed of a nerve impulse varies with the type ofnerve impulse the nervous system is sending. Some signals such as those for muscle position, travel at speeds up to 119m/s.

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Answer 2

There are neurotransmitters and synaptic knobs at the end which have certain chemicals which speed up nerve impulses up to 119m/s