Here, we use simulations built with D3 (Data-Driven Documents, developed by Mike Bostock) to demonstrate fundamental principles that define neuronal excitability. The simulations work decently enough, and we hope that they are physiological enough. If you have suggestions for improvements, then please let us know. 

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​This site is maintained by Serapio Baca and Mark Beenhakker. As with most things, this is a work in progress.