Question

what are the functions of parts of the human eye.1 ciliary muscle 2 pupil 3 retina​

Answer 1

Answer:

1. cornea - it provides 67 % of eye's focusing power.

2. Iris - It controles the size of the pupil.

3. Crystalline lens - it is the central part of the eye that faciliates the image formation.

4. Cilliary Muscles- They hold the lens in position and help in modifying the curvature of the lens.

5. Retina - It is the light sensitive part of the eye on which image is formed. it captures the light rays formed by the lens and sends impulses to the brain via optic nerve.

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