The Human Eye Quiz
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To correct fuzzy vision, many people may wear:
A. hats
B. goggles
C. glasses
D. binoculars
What is the clear front surface of the eyeball called?
A. Macula
B. Iris
C. Pupil
D. Cornea
Which part of the eye opens in dark places and closes in bright places?
A. Cornea
B. Retina
C. Pupil
D. Lens
These are the structures in the eye that perceives color
A. Rods
B. Cones
C. Blind Spot
D. Pupil
Which part of the eye is where images are converted to nerve impulses?
A. Retina
B. Cornea
C. Optic Nerve
D. Lens
What is the cornea?
A. clear structure that bends light to focus on the retina
B. white outer layer of the eyeball
C. clear layer that forms front of the eye
D. gel that fills space
Regulates the amount of light entering the eye and gives the eye its color.
A. Iris
B. Lens
C. Pupil
D. Retina
This structure focuses the images in the environment
A. Sclera
B. Lens
C. Retina
D. Cones
What is letter C
A. Vitreous humor
B. Lens
C. Optic nerve
D. Cornea
What is the thin circular structure of your eye that has color?
A. Macula
B. Iris
C. Pupil
D. Cornea
What is the aqueous humor?
A. fibers that hold the lens in place
B. thin structure that controls pupil
C. clear, watery fluid
D. helps refract light to the retina
What is the sclera?
A. clear structure that bends light to focus on the retina
B. white outer layer of the eyeball
C. clear layer that forms front of the eye
D. gel that fills space
What is the aqueous humor?
A. fibers that hold the lens in place
B. thin structure that controls pupil
C. clear, watery fluid
D. helps refract light to the retina
What is the sclera?
A. clear structure that bends light to focus on the retina
B. white outer layer of the eyeball
C. clear layer that forms front of the eye
D. gel that fills space
Farsightedness
A. Myopia
B. Hyperopia
C. Both
In order for your brain to process the light waves that enter your eye, what must your eye do to those waves before sending them to the brain?
A. Nothing, the light waves just get sent to the brain.
B. Light waves have to be converted into sound waves by the eye.
C. Light waves have to be converted into nerve impulses by the eye.
D. Light waves have to be refracted by the eye.
May be corrected with contacts and/or glasses
A. Myopia
B. Hyperopia
C. Both
Which part of the eye is the place where images are inverted?
A. Retina
B. Cornea
C. Lens
D. Iris
Which image shows normal vision?
A. A
B. B
C. C
D. D
Which part of the eye is just behind the pupil?
A. Lens
B. Macula
C. Nerves
D. Iris
What is the black hole at the center of your eye called?
A. Macula
B. Iris
C. Pupil
D. Cornea
What is letter E?
A. Vitreous humor
B. Retina
C. Cornea
D. Optic nerve
This shape is
A. Convex
B. Concave
Far objects appear blurry but close objects appear clear
A. Myopia
B. Hyperopia
C. Both
What is a cataract?
A. Shortening of the eyeball
B. Cornea has too little curvature
C. Double vision
D. Clouding of the lens
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