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Iris
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Healthwise
The iris is the colored part of the eye. A circular muscle in the iris controls the amount of light that enters the eye through the pupil.
Pigment cells (melanin) in the iris produce its color. Each person's irises have a distinct color, texture, and pattern.
Last Updated:
July 6, 2007- Author:
- Maria G. Essig, MS, ELS
- Medical Review:
- Kathleen Romito, MD - Family Medicine
Carol L. Karp, MD - Ophthalmology
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