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how is a nerve impulse created and how is this impulse propagated along a neuron. discuss...

how is a nerve impulse created and how is this impulse propagated along a neuron. discuss each step involved in nerve impulse transmission and why each step occura. what is nerve impulse summation

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erve impulse moves along a neuron as A. sodium moves into the cell and potassium moves...
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What is the process of having a nerve impulse?
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