By keeping the bulb in the center and orbiting the blue gel (for the iris) and the opaque disk (for the pupil) around the bulb, the eye can appear to gaze in different directions. By adjusting the ...

The uvea is made up of a layer of blood vessels, a muscular ring that surrounds your pupil, and the iris, the colored part of your eye. Together, they help your eyes focus so you can clearly see ...

They scatter light so that more blue light reflects back out. Eye color depends on the iris, the colored part of the eye. It's a structure that contains muscle and other kinds of cells.

That coloured circle is called the iris and the black spot in the middle is the pupil. This is the part of the eye that lets the light in. Lights out please! When it’s dark, muscles in the iris ...

In most cases, the white part of your eye shouldn’t be visible above your iris (colored part of the eye) without lifting your eyelid. If the white of your eye shows between your iris and your ...

Cornea Tough, transparent covering over the front part of the eye. Convex in shape. Refracts light as it enters the eye (by a fixed amount). Iris Coloured part of the eye that contains muscles.

Arcus senilis is white, blue, or grey rings around the cornea, the clear, dome-like part of the eye. They form in front of the iris, the colored part of the eye. The rings consist of fatty ...

We present a case of unilateral, secondary open-angle glaucoma due to an underlying diffuse iris melanoma. The patient was referred by his ophthalmologist with uncontrolled, elevated intraocular ...