Functions
What is the function of your eye?
Where are your eyes on your head?
On the top of your head, under your eyebrows :)
Does it hurt if you scratch your cornea?
YES A LOT
What is the function of your cornea?
transmits and focuses light into the eye
Where is the pupil in your eye?
in your iris, center of iris
What type of surgery can you get if your cornea is misshaped?
What is the function of your iris?
To help regulate the amount of light entering your eye
What is the layer of lining on the back of your eye?
Retina
What are the three types of cone cells?
Red, Blue, Green
What is the function of your retina?
senses light and creates electrical impulses that are sent to the brain
What is the point in the center of your macula that provides the sharpest vision called?
Fovea
Why does it hurt if you scratch your cornea
your cornea has thousands of pain receptors
What is the function of rod cells and cone cells?
Rod cells gives you vision in low light & peripheral vision
Cone cells give you color vision
What is the first thing light hits when it enters your eye?
cornea
Approximately how many cone cells does the fovea have?
200,000