Anatomy of the eye revision

What is the white outer layer of the eyeball called?

• Sclera

• Cornea

• Retina

• Iris

The sclera provides structure and ________.

• protection

• vision

• color

• movement

Which of the following is a function of the sclera?

• Provides vision

• Maintains the shape of the eye

• Produces tears

• Detects light

The cornea helps focus light onto the _______.

• retina

• pupil

• iris

• lens

Choroid: ________ and prevents light scatter.

• Provides blood supply

• Reflects light

• Absorbs nutrients

• Transmits signals

Ciliary Body: ________ and produces aqueous humour.

• Controls lens shape

• Regulates pupil size

• Filters blood

• Supports the retina

Lens: ________ onto the retina for clear vision.

• Focuses light

• Reflects light

• Absorbs light

• Scatters light

Iris: ________ the amount of light entering the eye.

• Controls

• Regulates

• Blocks

• Increases

The function of the 'Iris' is to:

• control the amount of light entering the eye

• focus light onto the retina

• detect color

• produce tears

Which part of the eye is responsible for focusing light onto the retina?

• Lens

• Cornea

• Iris

• Pupil