The Eye

The judgement of distance is

more accurate with two eyes than with one.
When we look at an object, each eye sees a slightly different image. This is called ___________ ______. The brain joins the two images together to produce a __ picture. This helps us to judge distance __________.
- binocular vision
- 3D
- accurately
Cornea

is transparent to allow light to enter and begins to bring it to focus the light
iris

controls the amount of light entering the eye by controlling the size of the pupil
lens

brings light to a focus on the retina at the back of the eye
retina

converts light energy into nerve impulses
optic nerve

carries the nerve impulses from the retina to the brain

Author

crobertsonx

78041

Card Set

The Eye

Description

biology, co-ordination, the body in action, subtopic

Updated

2011-04-07T11:30:06Z

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