The iris is a circular, pigmented membrane that provides the eye its color and the opening in the center is the pupil of the eye.
The iris is made up of muscular fibers that control the amount of light entering the pupil so that you can see clearly. The iris accomplishes this task by making the pupil smaller in bright light and larger in dim light.
By Alia Hoyt
When I was 15 years old, I walked right into a wall because I hadn’t put my contacts in yet that morning. Two broken toes later, my mother waggled a reproachful finger at me and said again that I should’ve eaten more carrots growing up. As it turns out, although carrots are high in plant carotenoids that produce vitamin A -- which is helpful for maintaining eye health at any age -- they are actually not at the top of the ocular superstar food list. Read on to see which foods are mo...
What symptoms should I call you about between visits?
Iritis Exams and Tests
The diagnosis of iritis is confirmed by examining the eye with a slit lamp (a special microscope designed for eye exams). Your ophthalmologist can see cells (white blood cells) and flare (particles of protein) in the fluid that is produced in the eye.