Corneal Limbus
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BIOLOGY
Ophthalmology
Corneal Limbus
The corneal limbus balances blood supply and clarity to protect vision's delicate surface
9 Feb 2026
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What is the primary role of the limbal epithelial stem cells (LESCs) located in the corneal limbus?
To supply nutrients directly to the retina
To continuously renew and regenerate the corneal epithelium
To prevent blood vessels from forming anywhere in the eye
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