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Questions and Answers
Which structure controls the amount of light entering the eye?
Which structure controls the amount of light entering the eye?
- Lens
- Pupil (correct)
- Iris
- Retina
What is the function of the lens in the eye?
What is the function of the lens in the eye?
- To transmit light signals to the brain
- To focus light onto the retina (correct)
- To contract and dilate the pupil
- To control the amount of light entering the eye
Which muscle group controls the size of the pupil?
Which muscle group controls the size of the pupil?
- Circular group: sphincter pupillae
- Radial group: dilator pupillae
- Both circular and radial groups (correct)
- None of the above
What is the condition called when the lens of the eye becomes cloudy?
What is the condition called when the lens of the eye becomes cloudy?
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What is the term for pupillary contraction?
What is the term for pupillary contraction?
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