Iris (anatomy) - Wikipedia
The iris is the colored part of the eye that controls the size of the pupil and regulates the amount of light entering the eye. Learn about the anatomy, development, and function of the iris, as well as its variations in color and shape across species.
Iris of the Eye: Definition, Anatomy & Function - Cleveland Clinic
2024年7月24日 · The iris is the colored part of your eye that controls how much light enters your pupil. Learn about its structure, function, common disorders and how to care for your iris.
Iris of the Eye: Anatomy, Functions & Associated Conditions
2024年10月9日 · Learn about the iris, the colored part of the eye that controls pupil size and regulates light entering the eye. Find out how eye color, pupil size, and various disorders affect the iris and pupil.
The Iris: Anatomy, Function, and Treatment - Verywell Health
2022年8月8日 · Learn about the iris, the colored part of the eye that regulates light and focus. Find out about its anatomy, function, associated conditions, and tests.
What Is the Iris of the Eye? - Verywell Health
2022年4月23日 · The iris is the colored part of the eye that controls the amount of light that enters into the eye. Learn about the iris anatomy, function, color and common disorders that affect the iris and pupil.
Iris | Eye, Structure, Anatomy, & Function | Britannica
Learn about the iris, the colored muscular part of the eye that controls the size of the pupil and regulates light entry. Find out how the iris affects eye color, and what conditions can affect its health and function.
Iris: anatomy and function - Kenhub
2023年6月12日 · The iris is the circular coloured part of the eye. It is part of the vascular layer of the eye - the other two components are the choroid and the ciliary body. The central opening of the iris is the pupil. Within the iris there are smooth muscle fibers that control the size of the pupil.
Eye Anatomy: Parts of the Eye and How We See
2023年4月29日 · Behind the anterior chamber is the eye’s iris (the colored part of the eye) and the dark hole in the middle called the pupil. Muscles in the iris dilate (widen) or constrict (narrow) the pupil to control the amount of light reaching the back of the eye.
The Iris of the Eye: Understanding its Definition, Anatomy
2024年7月7日 · The iris is the colored portion of the eye encircling the pupil, responsible for regulating light entry into the eye. It is a vital component of ocular anatomy, playing a crucial role in vision and overall eye health.
Anatomy of Iris :Topography and layers of Iris - INSIGHT …
In this post we discuss in detail the gross, microscopic and clinical anatomy of the Iris. The iris is the anterior most part of the uveal tract. It has 2 surfaces, anterior and posterior. There are 4 layers in iris namely the anterior limiting layer, iris stroma, anterior epithelium, posterior pigmented epithelium