Application: Neurons and Electricity

( See Tech Brief 17 in your textbook or online http://c3.eecs.umich.edu/ulaby_techbriefs.html Links to an external site. )

Our body is run by electrical signals.

How big are they?  http://en.wikipedia.org/wiki/Action_potential

The University of Utah is a world leader in recording and stimulation of individual neurons.  The Utah Electrode Array Links to an external site., invented by Dr. Richard Norman, is being used to help blind people see Links to an external site., deaf people hear, injured people regain the use of their limbs Links to an external site., or artificial limbs, and more Links to an external site..