The cornea is one of the most sensitive tissues of the body, as it is densely innervated with sensory nerve fibres via the ophthalmic division of the trigeminal nerve by way of 70–80 long ciliary nerves.

Jan 9, 2024 · What is the cornea? Your cornea is the clear, dome-shaped covering at the front of each of your eyes. It’s like your eye’s version of a windshield. It keeps debris, germs and more out. Its …

Oct 24, 2025 · What Is a Cornea? Your cornea is your eye’s clear, protective outer layer, sitting at the front like a car windshield. It acts like a barrier against dirt and germs, and it helps filter out...

Aug 6, 2025 · The cornea is the clear outer layer at the front of the eye. There are several common conditions that affect the cornea. Read about the types of corneal conditions, whether you are at risk …

Cornea, dome-shaped transparent membrane about 12 mm (0.5 inch) in diameter that covers the front part of the eye. Except at its margins, the cornea contains no blood vessels, but it does contain many …

Learn about eye anatomy and learn how your eyes work with ophthalmologist-approved facts.

Jun 23, 2025 · Discover five common cornea conditions—dry eye, infections, dystrophies, allergies, injuries—and learn key treatments to restore clear vision.