The Anatomy of our Senses

While reading and learning about the anatomy of the ear, eye, nose, mouth and one the body, i found that the eye was the most interesting to me.  It enables people to view their surroundings and decipher colors.  This video i found focuses on the eye and the illusions it can encounter.  This I learned, is part of the flaw in our bodies and can be found in this link:

http://www.youtube.com/watch?v=p26nNgWAleI