what is nerve impluse
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signal transmitted along a nerve fibre. It consists of a wave of electrical depolarization that reverses the potential difference across the nerve cell membranes.
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A nerve impulse is the way nerve cells (neurons) communicate with one another. Nerve impulses are mostly electrical signals along the dendrites to produce a nerve impulse or action potential. ... The ions are moved in and out of the cell by potassium channels, sodium channels and the sodium-potassium pump.
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