When can an axon be restimulated to produce an action potential? After the Absolute Refractory Period has finished. It's possible to cause another action potential during the relative refractory period, but it takes a stronger stimulus....

In this video, I respond to a question that was posted by Akbar on my blog. He asks about the difference between the inactive and closed states of v-gated sodium channels. I illustrate the difference using a box. Enjoy!

This brief video tutorial is Part 3/3 of a series on the Female Reproductive system. This tutorial focuses on the female orgasm (nerve pathways for stimulation and orgasm). 0:00. Introduction 1:16. Stimulation (Somatic sensation:...