Question

List the parts of the human eye that control the amount of light expalim how thwy perofoem

Answer 1

Iris control the size of the pupil and pupil controls and regulates the light entering the eye.

the pupil become small when bright light falls on eye and it become wide when there is dim light.

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Answer 2

Behind the cornea is a colored, ring-shaped membrane called the iris. The iris has an adjustable circular opening called the pupil, which can expand or contract to control the amount of light entering the eye, Fromer said. Ciliary muscles surround the lens