Eyesight is one of man’s most precious possessions and to lose it totally, or even partially, is indeed a tragedy. Before we consider the care of the eyes and preservation of eyesight, let us examine the Structure and Functions of the eye.
The eye can be compared to the camera and its component parts. The refractive system of the eye via cornea and lens, correspond to the lens of the camera.
The iris and the pupil correspond to the diaphragm and its variable aperture, in the camera. The retina corresponds to the photographic film of the camera.
Definition of Uvea?
The uvea is the name given to the area that is comprised of three distinct structures located in the center of the eyeball. These structures are so intimately connected that disease or inflammation in one region will quickly spread to another.
Many diseases like syphilis, tuberculosis and even rheumatoid arthritis can affect the uvea, though serious damage is rare. Luckily, inflammation in this area responds quickly to treatment.
What is the Uveal Tract?
This area of the eye is made of three specialized parts: the choroid, the ciliary body and the iris of the eye.
If you’ve felt that nagging pain behind your eyes after staring at your digital devices all day, you’ve probably experienced it, too. Often, it manifests in the form of:
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