After reading each question below, click on the “pop-up” box after the question to activate it. Then click on the answer you believe is correct. If you want to change an answer, click on that box again and select another choice.
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1. What is the primary (most powerful) focusing structure of the eye? | |
2. Which type of photoreceptor is best able to process bright light and color? | |
3. The vitreous humor, which occupies about 80% of the eye’s interior, is composed mostly of what? | |
4. A “cataract” is an opacification of which eye structure? | |
5. Which eye structure determines a person’s eye color? | |
6. In which eye disorder does too much intraocular pressure damage optic nerve fibers? | |
7. Which eye structure is comparable to the film of a camera because it senses light focused on it? | |
8. “Pink eye” is an inflammation of which eye tissue? | |
9. Which cranial nerve innervates four of the six extraocular muscles (medial rectus, superior rectus, inferior rectus, and inferior oblique)? | |
10. What is the point of sharpest, most distinct visual acuity within the eye? |
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Proceed to Eye Quiz #2
Proceed to Eye Quiz #3
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