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What is the tapetum?
They deflect sweat.
What are the eyebrows?
They deflect debris flying around.
What are eyelashes?
What are eyelids?
What is the human eye?
It has the most sensory nerve nerve endings in an adult human.
What is the cornea?
What is the pupil?
It controls light.
What is the purpose of the pupil?
These two muscles are not covered in skin.
What are the iris and tongue?
The cause of a blind spot.
What is where the optic nerve connects to the eyeball?
An undeveloped iris.
What coloboma?
Vision cells in our retina that is responsible for night vision.
What are rods?
It causes hemorrhaging in the retina.
What is uncontrolled diabetes?
It produces tears.
What is the lacrimal gland?
Where is the lens?
It prevents light from entering the eye except through the pupil.
What is the choroid?
The brain suppresses one image so a person with this condition does not see double.
What is the brain suppresses one image?
What is floaters?
This could save you life.
What is looking both way twice when crossing the street while driving?
A person focuses on the flash.
What causes red eye?
What is don't look directly at the camera?