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What does ciliary body do?

Updated: 8/11/2023
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Wiki User

16y ago

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The ciliary body is behind the iris in the human eye. Tiny cilia (fibers) called zonules attach the ciliary body to the eye's lens. When focusing on close objects, the ciliary body contracts and the zonules relax, allowing the lens to thicken and improve the focus. When looking at a distant object, the ciliary body relaxes and the zonules contract, making the lens thinner for sharper distance vision.

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15y ago
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16y ago

it is a thickened ring of tissue that encircles the lens and it is important in controlling lens shape.

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Q: What does ciliary body do?
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