The Eye

What is the function of the iris in the eye?

• Controls the amount of light entering the eye

• Produces tears to clean and lubricate the eye

• Supports and nourishes the eye

• Transfers vision information from the retina to the brain

Which part of the eye contains photoreceptor cells called rods and cones?

• Macula

• Ciliary muscles

• Retina

• Cornea

What is the function of the optic nerve in the eye?

• Supports and nourishes the eye

• Controls the amount of light entering the eye

• Transfers vision information from the retina to the brain

• Produces tears to clean and lubricate the eye

Which part of the eye is responsible for focusing light entering the eye?

• Pupil

• Iris

• Lens

• Retina

What is the function of the tear glands in the eye?

• Supports and nourishes the eye

• Controls the amount of light entering the eye

• Produces tears to clean and lubricate the eye

• Transfers vision information from the retina to the brain

Which part of the eye is affected by glaucoma?

• Lens

• Retina

• Macula

• Optic nerve

What is the malfunction of the eye that causes blurry, misty vision and eventually blindness?

• Glaucoma

• Age-related macular degeneration

• Cataracts

• Retinopathy

Which part of the eye is affected by retinopathy?

• Macula

• Optic nerve

• Retina

• Lens

What is the function of the vitreous humour in the eye?

• Controls the amount of light entering the eye

• Transfers vision information from the retina to the brain

• Supports and nourishes the eye

• Keeps the eye in shape and nourishes it

Which part of the eye is affected by age-related degeneration of the back of the eye.

• Lens

• Retina

• Macula

• Optic nerve