Search results
Learn about the structure and function of the human eye, a specialized sense organ that receives visual images. Explore the orbit, eyelids, conjunctiva, cornea, iris, pupil, lens, and retina of the eye.
Apr 29, 2023 · Learn about the structure and function of the eye, from the outer layers to the retina and optic nerve. Find out how the cornea, lens, iris, pupil, and vitreous help us focus and see color.
- Anterior chamber. The front section of the eye's interior where aqueous humor flows in and out, providing nourishment to the eye.
- Aqueous humor. The clear watery fluid in the front of the eyeball.
- Blood vessels. Tubes (arteries and veins) that carry blood to and from the eye.
- Caruncle. A small, red portion of the corner of the eye that contains modified sebaceous and sweat glands.
- Conjunctiva. The conjunctiva is the membrane covering the sclera (white portion of your eye). The conjunctiva also covers the interior of your eyelids.
- Sclera. The sclera is sometimes known as the “whites” of the eye, covering more than 80% of the eyeball’s surface.2 The sclera has a smooth and white exterior but is brown on the inside.
- lris. The iris is the colored part of the eye and is unique to each person. This structure is located in the front of the eye, between the cornea on the outside and the lens on the inside.
- Pupils. The pupil is seen as a black dot in the center of the iris. The pupil is essentially a hole that allows the eye to focus on the things in front of it.
May 10, 2022 · Learn about the anatomy, functions, and conditions of your eye. See diagrams, pictures, and descriptions of the iris, cornea, pupil, lens, retina, and more.
The human eye is an organ of the sensory nervous system that reacts to visible light and allows the use of visual information for various purposes including seeing things, keeping balance, and maintaining circadian rhythm. Arizona Eye Model. "A" is accommodation in diopters. The eye can be considered as a living optical device.
Apr 20, 2022 · Learn how the cornea, pupil, lens, retina, and optic nerve help you see. Find out how light, tears, and electrical signals work together in your eyes.
