Sheep Eye Anatomy and Dissection Quiz

What tough outer layer of the sheep eye is known as the "white of the eye"?

• Retina

• Sclera

• Cornea

• Iris

Which transparent structure allows light to enter the eye?

• Iris

• Pupil

• Cornea

• Sclera

The optic nerve exits the eye at the:

• Macula

• Fovea

• Tapetum

• Optic disc

Which structure regulates the amount of light entering the eye?

• Retina

• Iris

• Lens

• Cornea

The pupil is best described as:

• A black pigment layer

• A hole in the iris

• A muscular structure

• A gland

What is the purpose of removing periorbital fat in the dissection?

• To access the retina

• To reduce reflections

• To better view eye movement

• To reveal the shape of the eyeball

What is the best tool for dissecting away the external muscles and fat?

• Your fingers

• Tweezers

• Scissors

• Scalpel

What jelly-like structure fills the posterior cavity?

• Aqueous humor

• Cornea

• Vitreous body

• Lens

The retina is attached to the eye at which location?

• Pupil

• Ciliary body

• Iris

• Optic disc

What should you do before cutting the eye in half?

• Remove the retina

• Make a small square hole in the sclera

• Pop out the lens

• Insert a light into the pupil