Action potential -- a moving exchange of ions that runs along the length of the axon. So many sodium ions get in that, for a very short time, the difference between the outside and inside of the cell is actually reversed: The inside is positive and the outside negative.
Channels: Neuroscience-Neurobiology
Tags: Action potential animation
Uploaded by: karya ( Send Message ) on 29-11-2010.
Duration: 0m 48s