Eye Parts
Eye Functions
Visual Pathway
100
An organ of sight that transmits an external image by way of the optic nerve
What is the eyeball?
100
The space between the cornea and lens is filled with this.
What is aqueous humor?
100
Light rays enter the eye here first and are bent here.
What is the cornea?
200
These are the three layers of the eyeball
What are the sclera, retina, & choroid?
200
This gland produces tears.
What is the lacrimal gland?
200
These regulate the amount of light that passes into the eye.
What are the iris and pupil?
300
When the lens projects an image onto the retina, it strikes an area called what?
What is the macula?
300
This muscle pulls the eyeball upward.
What is the superior rectus?
300
This is an internal structures of the eye where light rays are bent somewhat.
What is the lens?
400
This contracts or relaxes to change the size of the pupil.
What is the iris?
400
This drains fluids from the eye.
What is the canal of Schlemm?
400
An image is focused on this structure in the back of the eye, upside-down and backwards.
What is the retina?
500
These are the two types of receptor cells in the retina
What are rods and cones?
500
This is the point of clearest vision which contains a high concentration of cones.
What is the fovea centralis?
500
Images are processed by the brain in this area.
What is the occipital lobe?
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