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29 kwi 2023 · Learn about the basic structure and function of the eye, from the outside to the inside. Find out how the cornea, lens, iris, pupil, retina, optic nerve, and tear film work together to produce vision.
- Lacrimal Gland
Located above the eye, this structure produces tears. Read...
- Eye Muscles
There are six eye muscles that control eye movement. One...
- Meibomian Glands
Meibomian glands are oil glands along the edge of the...
- Tear Film
Learn about an ophthalmologist's role in eye care. Ask an...
- Tear Duct
The tear duct is part of the tear drainage system. It drains...
- Peripheral Retina
A number of eye problems can affect the peripheral retina...
- Cones
Cones are a type of photoreceptor cell in the retina.They...
- Rods
Rods are a type of photoreceptor cell in the retina.They are...
- Lacrimal Gland
It is filled with a fluid called the aqueous humor, which nourishes the internal structures. The anterior segment is divided into two chambers. The front (anterior) chamber extends from the cornea to the iris. The back (posterior) chamber extends from the iris to the lens.
1 maj 2005 · The vertebrate eye is composed of easily recognized structures such as pupil and iris, and other internal structures only seen with specialized medical equipment. In this chapter we provide the images and nomenclature describing eye structures, including eye muscles.
27 lut 2024 · Eyes are the one of the most specialized sense organs of the body. The external structure of the eye include eyelids with eyelashes, different glands and muscles, and all the outer portions of the eyeball. The internal structure of the eye are the lens, choroid, ciliary body, retina, macula, optic nerves, and aqueous and vitreous humor.
23 paź 2024 · The lens of the eye is the transparent lentil-shaped structure inside your eye. It’s a natural lens located behind the iris and to the front of the vitreous humor which is a clear, colorless, gelatinous mass that fills the gap between the lens and the retina.
3 lis 2023 · The inner layer of the eye is formed by the retina, the eye’s light detecting component and the intraoptic part of optic nerve (cranial nerve II). The retina is made up of two separate functional units: the optic and nonvisual parts .
Humans have two eyes, situated on the left and the right of the face. The eyes sit in bony cavities called the orbits, in the skull. There are six extraocular muscles that control eye movements. The front visible part of the eye is made up of the whitish sclera, a coloured iris, and the pupil.
