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![TEST BANK CHAPTER 11: EYES](/docpics/627cf8a4d8427_1728330.jpg)
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TEST BANK CHAPTER 11: EYES
- Exam (elaborations) • 12 pages • 2022
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Chapter 11: Eyes 
MULTIPLE CHOICE 
1.Contraction of which eye structure controls the amount of light that reaches the retina? 
a.Retina 
b.Iris 
c.Sclera 
d.Lens 
ANS: B 
The iris is able to dilate and contract, allowing light to reach the retina. The retina is deep within the eye and 
does not control the amount of entering light. The sclera is not able to dilate and contract. The lens is merely a 
transparent disc that acts as a focus for the retina. 
2.Contraction or relaxation of the ciliary...
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