During the repolarization phase, sodium permeability decreases due to the closing of sodium channels, and voltage-gated potassium channels open, causing a large potassium efflux that decreases the cell's electropositivity to restore the resting membrane potential.

Authors

• Person: Not available Organization: Kenhub
  Action potential: Definition, Steps, Phases | Kenhub

Sources

• Action potential: Definition, Steps, Phases | Kenhub www.kenhub.com Kenhub via serper

Referenced by nodes (2)

• resting membrane potential concept
• sodium channels concept