S5 Ch.15 Sudden Quiz (Eye structures)

The outermost layer of our eye is ______

What is the function of cornea?

• reduce amount of light entering our eye

• provide nutrients and oxygen to the cells of retina

• to support the shape of our eye

• help to refract and focus light

Choroid is black in colour for ...

• reduces reflection of light within the eye

• supply nutrients and oxygen

• make the pupil black in colour

Choroid is rich in .... for supplying nutrients and oxygen, and removing wastes.

Iris controls the ... of pupil.

Rod cells and cone cells can be found in ...

The yellow spot has a high density of ____ cells.

What is the function of ciliary body?

• controls the tension of suspensory ligaments

• hold the lens in position

• refracts and focuses light onto the retina

• allow the optic nerve leaving the eyeball

Which of the following is not colourless?

• Vitreous humour

• Aqueous humour

• Cornea

• Sclera

Which of the following structure is elastic?

• Lens

• Suspensory ligament

• Ciliary body

• Cornea