1. Do Now
Pick up handouts
Read the Article and use the picture below In your journals

2. The Different square
Write a short reflection in your journals relating to any WOK or AOK

4. What do you see?

5. Rotating Snakes Are the concentric circles really moving?
What on earth is going on here?

10. How many faces do you see?

13. Optical Illusions

14. Optical Illusions
Michael Bach is a professor of Ophthalmology at the University of Freiburg.
His award winning site, 84 Optical Illusions and Visual Phenomena seems to be the best single introduction to visual illusions on the web.

15. How do Illusions work

16. Complete Diagram Using Any Resource You Have
(5 mins)

17. Structures of the Human Eye
The pupil is an opening in the iris that allows light to enter the eye.
The iris is a ring of muscles that range in color from light blue to dark brown.
The lens is a clear, elastic, disc-shaped structure that refocuses light.
The retina is the light-sensitive surface at the back of the eye.
The optic nerve carries information from the retina to the brain.
The blind spot is the area on the retina where the optic nerve leaves the eye and that contains no receptor cells.

19. Transduction

20. Transduction Transforming signals into neural impulses.
Information goes from the senses to the thalamus , then to the various areas in the brain.
The Thalamus is the “wi-fi router” of the brain

21. Class Discussion
Is the mind oblivious to information it does not receive?
Does it somehow fill in the missing piece? If so how?
What might this tell us in general about the nature of sense perception?

22. Fin
Quiz over eye diagram next class