Parts of the Human Eye- Science Form 2

What are the strong fibres which hold the eye in its position?

What is the transparent layer which refracts and focuses light onto the retina?

What is the coloured part of the eye which controls the size of the pupil?

What is the opening in the centre of the iris which controls the quantity of light entering the eye?

What muscle changes the thickness of the eye lens through contractions and relaxations?

What is the transparent fluid which maintains the shape of the eyeball and focuses light into the eye?

What is the transparent and elastic convex lens which focuses light onto the retina?

What is the strong layer that maintains the shape of the eye and protects it?

What is the transparent membrane which protects the front part of the sclera?

What is the black layer that prevents reflection of light in the eye and supplies oxygen and nutrients to the eye?