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- 1. Multiple Choice
What is the outermost 'layer' of the Eye called?
*Hint: This is typically gets scratched when you rub your eyes when it has something in it...
Pupil
Retina
Cornea
Lens
- 2. Multiple Choice
What happens to light when it passes from air into your eye?
It changes intensity
It changes color
It gets absorbed
It refracts to the retina
- 3. Multiple Choice
Which part of the electromagnetic spectrum is visible to the human eye?
Radio waves
Ultraviolet
Visible light
X-rays
- 4. Multiple Choice
What is the correct sequence of structures through which light passes in the eye?
Retina, Lens, Pupil, Cornea
Cornea, Pupil, Lens, Retina
Pupil, Cornea, Lens, Retina
Lens, Cornea, Pupil, Retina
- 5. Multiple Choice
What is the function of the retina in the human eye?
To focus light onto the lens
To control the amount of light entering the eye
To detect light and convert it into neural signals
To provide structural support to the eye
- 6. Multiple Choice
Based on ONLY THE RETINA: Which of the following is found in the greatest number?
*Which is the most common 'cell type' found within the retina?
Red Cones
Red, Green, + Blue Cones
Green + Blue Cones
Rods
- 7. Multiple Choice
Which of the following colors of light has the shortest wavelength AND is a Cone/Photoreceptor within the human eye?
Violet
Green
Blue
Red
- 8. Multiple Choice
What is the primary role of the LENS (and fluids) within the eye to incoming light?
Refraction of light to the retina
Reflection of light
Diffraction of light
Polarization of light
- 9. Multiple Choice
You move from a darkness into a well lit room. What happens to your PUPIL?
Dilation - pupil gets larger
Contraction - pupil gets smaller
The pupil does not change
- 10. Multiple Choice
You move from a BRIGHT room into a dark room. What happens to your PUPIL?
Dilation - pupil gets larger
Contraction - pupil gets smaller
The pupil does not change
- 11. Multiple Choice
Which part of the eye is a muscle that controls the amount of light let into the eye in order to see and make sense of the light?
Cornea
Lens
Pupil
Iris
- 12. Multiple Choice
What is the term for the bending of light as it passes from one medium to another?
Reflection
Refraction
Diffraction
Dispersion
- 13. Multiple Choice
What is the name of the condition where the eye cannot focus light evenly on the retina, causing blurred vision?
Hyperopia
Myopia
Astigmatism
Presbyopia
- 14. Multiple Choice
Which of the following is not a primary color of light?
Red
Green
Blue
Yellow
- 15. Multiple Choice
What is the role of the optic nerve in vision?
To focus light onto the retina
To control the pupil size
To transmit visual information from the retina to the brain
To supply nutrients to the eye
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