The Human Eye Quiz
Preview:
What is letter F?
A. Retina
B. Pupil
C. Vitreous humor
D. Iris
Farsightedness can be caused by ___________________.
A. A cornea that is flat
B. A cornea that is too curved
C. A cornea or lens that is smooth and unevenly curved
D. A lens that is less flexible, so the light entering the eye converges at a point behind the retina
Which image shows normal vision?
A. A
B. B
C. C
D. D
Far objects appear blurry but close objects appear clear
A. Myopia
B. Hyperopia
C. Both
What transfers the signals from your eyeball to your brain?
A. Olfactory nerve
B. Auditory nerve
C. Optic nerve
D. Spinal cord
Which part of the eye is where images are converted to nerve impulses?
A. Retina
B. Cornea
C. Optic Nerve
D. Lens
What eye condition would be best treated by wearing spectacles with lenses shaped like this?
A. Far Sightedness (Hyperopia)
B. Near Sightedness (Myopia)
Regulates the amount of light entering the eye and gives the eye its color.
A. Iris
B. Lens
C. Pupil
D. Retina
What eye condition would be best treated by wearing spectacles with lenses shaped like this?
A. Hyperopia (Far-sightedness)
B. Myopia (Near-sightedness)
Which muscles affect the thickness of the lens?
A. Ciliary
B. Iris
C. Lens
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.
This shape is
A. Convex
B. Concave
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
These are the structures in the eye that perceives color
A. Rods
B. Cones
C. Blind Spot
D. Pupil
What is the job of the retina?
A. Carrying signals to your brain
B. Allowing light into the eye
C. Focusing and defocusing
D. Converting light into electronic signals