Is Pyar Ko Main Kya Naam Du added 20 new photos to the album: Arnav(Barun Sobti) â with . Is Pyar Ko Main Kya Naam Du added 54 new photos to the album: Anjali (Daljit Kaur) â with Jannat Sharmin and Izhan Ahsan. Is Pyar Ko Main Kya Naam Du added 42 new photos to the album: Khushii(Sanaya Irani) â with Nikita Yadav and 2 others.
Iris The circular muscles of the <b>iris</b> expand and contract the pupil. The size of the pupil determines how much light will enter the eye, so the iris effectively controls the amount of light that is passed to the retina. The iris is also responsible for eye color (blue, brown, green, hazel). See the related link below for more information on the iris.
The iris is a muscle that controls the size of the pupil and therefore, the amount of light that enters the eye. Also, the color of your eyes is determined by the iris. The vitreous or vitreous humor is a clear gel that provides constant pressure to maintain the shape of the eye. Iris: Circular band of muscles that controls the size of the pupil. 2  The pigmentation of the iris gives color to the eye. 3  Blue eyes have the least amount of pigment; brown eyes have the most. 4  Lens: Transparent tissue that bends light passing through the eye. 5  To focus light, the lens can change shape by bending.