Relier Pairs Nervous system FundamentalsVersion en ligne Resting and Action potential par Dr MAHABOOB KHAN SULAIMAN 1 An exceptionally strong stimulus can trigger a response 2 The neuron cannot respond to a second stimulus, no matter how strong 3 The specific period during which potassium ions diffuse out of the neuron due to a change in membrane permeability 4 The interior of the cell becomes less negative due to an influx of sodium ions 5 Also called a nerve impulse transmitted by axons Repolarization Action potential Absolute refractory period Relative refractory period Depolarization
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