[ Ссылка ] - An alteration in the electrical potential surrounding the cell membrane causes a neuron to produce a nerve impulse or triggers muscle fibers to contract. Neurons and muscle fibers are referred to as excitable cells.
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[ Ссылка ] - An alteration in the electrical potential surrounding the cell membrane causes a neuron to produce a nerve impulse or triggers muscle fibers to contract. Neurons and muscle fibers are referred to as excitable cells.