Match the structure of the eye with the appropriate description.
-Iris
A)Photoreceptor cells that function in black and white vision
B)Photoreceptor cells that function in color vision
C)The opening in the iris
D)The innermost tunic of the eye
E)A pigmented contractile structure

Question

Quizplus · Accepted Answer

The iris is a pigmented contractile structure that controls the size of the pupil, thereby regulating the amount of light that enters the eye.

Match the Structure of the Eye with the Appropriate Description