A tough, clear covering over the iris and the pupil that helps protect the eye. Light bends as it passes through this. This is the first step in makin...
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How do cows move their eyes?
they can only look up down left right, only four muscles for that.
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Tapetum
The colorful, shiny material located behind the retina. It is found in animals with night vision.
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heart
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15
How does light travel through your eye?
Reflected light first travels through your cornea. The light then shines through your pupil. Then it shines through your lens. It bends the light then...
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Retina
This layer of light sensitive cells at the back of the eye. This detects images focused by the cornea and the lens. It is connected to the brain by th...
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Describe how what you see can impact other human body systems. Provide at least five specific examples of how your communication with the outside world through your eyes initiates a response
1.) if you see things that are stressful then your nervous system will give off bad neurotransmitters2.) If you see that you are under water, your res...
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19
19
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Iris
A muscle that controls how much light enters the eye. It is suspended between the cornea and the lens. Cows is brown.
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Blind Spot
The place where the optic nerve leaves the retina. This is where there are no light sensitive cells.
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Optic Nerve
The bundle of nerve fibers that carry information from the retina to the brain.
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Pupil
Located in the dark circle in the center of your iris. It is a hole that lets light into your eye. ( cows is oval while humans in round )
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Vitreous Humor
A thick, clear jelly that helps give the eyeball its shape
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Sclera
A thick thought white outer covering of the eyeball
