Iris of the Eye: Definition, Anatomy & Common Conditions

The iris is the colored part of your eye. Muscles in your iris control your pupil. This helps you see clearly and adjust to changes in lighting.

Human eye Definition, Anatomy, Diagram, Function, & Facts

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Blue Iris, Iris

Iris and Uvea of the Eye - All About Vision

Structure And Function Of The Eye - Vision - MCAT Content

Iris of the Eye: Anatomy, Functions & Associated Conditions

Retina: Anatomy, Function & Common Conditions, retina

Eye: Definition, How does it Work, Anatomy, and Functions

Eye: Definition, How does it Work, Anatomy, and Functions

Iris of the Eye, Definition, Function & Parts - Lesson