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sound and light Ch.4

Winneconne Ch. 4 Section 1&2 Quiz

QuestionAnswer
Where are the rods and cones located? In the retina
The membrane that protects the eye and through which light it refracted is the cornea
Muscles surrounding the lens of the eye make the lens thicker or thinner so it can focus
A person who is nearsighted has eyes that are too long, and things far away look blurry.
A person who is farsighted has eyes that are too short, and things nearby look blurry
Surgical correction of nearsightedness or farsightedness involves using a laser to reshape a patient's cornea
What causes color deficiency? One or more types of cones respond to the wrong color.
What part of the eye detects very dim light? Rods
What does a convex lens look like? Look on page 102, figure 7
What does a concave lens look like? Look on page 102, figure 7
Created by: wollermh
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