Iris (anatomie) — Wikipédia
Iris des yeux brun clair. L'iris est une membrane circulaire et contractile de la face antérieure du globe oculaire. Il constitue la partie colorée visible de l'œil. Il est percé en son centre d'un …
Iris (anatomy) - Wikipedia
The iris (pl.: irides or irises) is a thin, annular structure in the eye in most mammals and birds that is responsible for controlling the diameter and size of the pupil, and thus the amount of light …
Iris of the Eye: Definition, Anatomy & Function - Cleveland Clinic
2024年7月24日 · The iris is the part of your eye that’s colored. It’s flat and round. Your eye color depends on how much melanin (a naturally occurring pigment) your body makes and certain …
Iris | Eye, Structure, Anatomy, & Function | Britannica
2024年11月15日 · iris, in anatomy, the colored muscular part of the eye surrounding the pupil, the small black opening in the center. The iris is located in front of the lens and behind the cornea. …
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 …
Iris of the Eye: Anatomy, Functions & Associated Conditions
2024年10月31日 · Iris Anatomy & Functions. The iris is the colored part of the human eye and a component of the uvea (uveal layer or uvea coat). The uvea is a pigmented layer found …
Iris (œil) : définition, rôle, couleurs et anomalies
2022年3月23日 · L'iris est la partie de l'oeil qui détermine la couleur des yeux chez un individu. Comme les empreintes digitales, l'iris est unique et propre à chaque personne. À quoi sert-il est...
The Iris: Understanding Its Anatomy, Function, and Treatment
2024年7月7日 · The iris is the colored part of the eye that surrounds the pupil and controls the amount of light entering the eye. It is composed of muscular tissue and pigmentation, which …
Iris: MedlinePlus Medical Encyclopedia
2023年10月20日 · The iris is the colored part of the eye. It is located between the cornea and lens. The round, central opening of the iris is called the pupil. Very small muscles in the iris …
Iris - American Academy of Ophthalmology
2016年3月28日 · Controla el tamaño de la pupila para permitir que ingrese luz al ojo.