Structure & Function: Eye

Which part of the eye is responsible for producing tears that keep the eye moist?

• Sclera

• Lens

• Lacrimal gland

• Vitreous humor

Which of the following is a condition where the lens of the eye becomes cloudy , leading to blurred vision?

• astigmatism

• cataracts

• glaucoma

• retinal detachment

What causes myopia?

• The eyeball is too short

• The eyeball is too long

• The eyeball is too thin

• The lens is too thick

What part of the eye is responsible for the color of the eye?

• Pupil

• Iris

• Retina

• Sclera

Tags

NGSS.MS-LS4-4

What is the function of the optic nerve?

• To control dilation of the pupil

• to transmit visual information from the retina to the brain

• to focus light onto the retina

• to protect the inner parts of the eye

Which part of the eye helps in changing the shape of the lens to focus on objects at different distance?

• Cornea

• Iris

• Ciliary muscles

• Choroid

Which layer is known as the middle layer and houses the iris, pupil and ciliary bodies?

• Sclera

• Retina

• Fovea Cenrtalis

• Choroid

What is the purpose of the cornea in the eye?

• To control the amount of light entering the eye

• To focus light onto the retina

• To protect the inner parts of the eye

• To detect light intensity

What inner layer contains photoreceptor cells responsible for detecting light?

• cornea

• sclera

• retina

• iris

The eye is divided into the anterior chamber and posterior chamber. Which fluid is found in the posterior chamber?

• Lacrimal gland

• Aqueous humor

• Vitreous humor

• Ciliary muscles