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pig eye disection

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by

ivory armstrong

on 5 February 2015

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Transcript of pig eye disection

Sclera:
the thick, tough, white outer covering of the eyeball.
Cornea:
A tough, clear covering over the Iris and the pupil the helps protect the eye. Light bends as it passes through the cornea.The cornea begins bending light to make an image; the lens finishes the job.
Vitreous Humor: The thick, clear jelly that helps give the eyeball its shape.
Lens:
A clear, flexible structure that makes an image on the eye's retina. The lens is flexible so that it can change shape, focusing on objects that are close up and objects that are far away.
Optic Nerve:
the bundle of nerve fibers that carry information from the retina to the brain.

pig eye dissection
Aqueous Humor:
A clear fluid that helps the cornea keep its rounded shape
Aqueous Humor:
A clear fluid that helps the cornea keep its rounded shape.
blind spot:

the place where all nerves from the retina join to form the optic nerve. each eye has a blind spot where there are no light-sensitive.
Tapetum:
the colorful, shiny material located behind the retina.
myelin:
The fatty layer that surrounds each nerve fiber.
Iris:
A muscle that controls how much light enters the eyes. It is suspended between the cornea and the lens. A pigs iris is brown. human irises come in many colors, including brown, blue, green, and grey.

Pupil:
The pupil is the dark circle in the center of your iris. It's hole that lets light into the inner eye. Your pupil is round. A cow' pupil is oval.
Cones:
One kind of light-sensitive cell in the retina. Cones give you color vision in bright light.
Retina:
The layer of light-sensitive cells at the back of the eye. The retina detects images focused by the cornea and the lens. The retina is connected to the brain by the optic nerve.
I used Joshes and tylers lens
cause mine broke
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