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Parts of the Eye

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Question

State the function of each of the following parts of human eye ;-
(a)Cornea
(b)Iris

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Solution

Cornea: The cornea is the dome-shaped outer layer of the eye that helps in focusing light by refracting or bending light and thereby helps in vision.
Iris: The iris is a circular structure present behind the cornea and regulates the amount of light that enters the eye by changing the size of the pupil.

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Q. Explain the function of the following parts of the human eye:-
1) Sclera
2) Cornea
3) Iris
4) Pupil
5) Crystalline lens
6) Aqueous Humor
7) Vitreous Humor
8) Ciliary Muscles
9) Retina
10) Optic Nerve

Q. Which of the following is not an essential part of the human eye?

Q. Draw the vertical section of the human eye and label the following parts.
(a) Lens (b) Fovea

Q. Match the following parts of the eye with it's function or it's characteristic feature.

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