The Action Potential
(Media Resources)
Background Info
In neurons, action potentials are sudden and brief disruptions of the resting membrane potential along small portions of the axon.
Action Potential Recording
(Animation and Illustration)
Animation and Illustration (Labeled and Unlabeled)
(1125px X 1700px)

Axon Membrane Proteins
(Illustration)
Illustration (Labeled and Unlabeled)
(1125px X 1450px)

Voltage-gated Channel States
(Illustrations)

Illustration (Labeled and Unlabeled)
(1125px X 1450px)

Action Potential: Initiation Phase
(Animation and Illustrations)
Animation and Illustrations (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 450px)

Action Potential: Depolarization Phase
(Animation and Illustrations)
Animation and Illustrations (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 450px)

Action Potential: Depolarization Peak Phase
(Animation and Illustrations)
Animation and Illustrations (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 450px)

Action Potential: Repolarization Phase
(Animation and Illustrations)
Animation and Illustrations (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 450px)

Action Potential: Hyperpolarization Phase
(Animation and Illustrations)
Illustrations (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 450px)

Action Potential: Restoration Phase
(Animation and Illustrations)
Illustrations (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 450px)

Action Potential Refractory Periods
(Illustration)

With and Without Axon (Labeled and Unlabeled)
(1125px X 1700px / 1125px X 900px)

All-or-None Principle
(Learning
Activity)
