Also called a nerve impulse transmitted by axons
The neuron cannot respond to a second stimulus, no matter how strong
The interior of the cell becomes less negative due to an influx of sodium ions
The specific period during which potassium ions diffuse out of the neuron due to a change in membrane permeability
An exceptionally strong stimulus can trigger a response
Absolute refractory period
Relative refractory period
Depolarization
Repolarization
Action potential