Sheep Eye Dissection Lab Quiz

What is the main objective of the Sheep Eye Dissection Lab?

• To compare and relate the anatomy and functions of a sheep eye and the human eye.

• To learn how to preserve sheep eyes.

• To study the anatomy of sheep muscles.

• To compare sheep and cow eyes.

What should you do first when preparing the sheep eye for dissection?

• Cut away the eye-lid

• Wash the sheep eye in running water

• Remove the optic nerve

• Make an incision in the sclera

What is the function of the fatty tissue in the sheep eye?

• It helps the eye see better.

• It cushions the eye.

• It connects the eye to the brain.

• It protects the cornea.

During the dissection, why should you be careful not to remove the optic nerve?

• It is needed for further examination.

• It is very fragile.

• It connects to the cornea.

• It is part of the fatty tissue.

What happens when you cut deeply enough through the sclera with a sharp scalpel?

• The eye becomes transparent.

• Fluid oozes out of the eyeball.

• The optic nerve is removed.

• The fatty tissue is exposed.

What is the jelly-like substance that fills the center of the eye and helps maintain its shape?

• Retina

• Lens

• Vitreous humor

• Choroid layer

What is revealed after the removal of the vitreous humor in an eye dissection?

• Retina and choroid layer

• Lens, ciliary body, and suspensory ligaments

• Optic nerve and sclera

• Cornea and aqueous humor

What should you try not to disturb when removing the vitreous humor from the anterior hemisphere of the eye?

• Retina

• Lens

• Optic disc

• Choroid layer

Which shape best describes the pupil in humans?

• Oblong

• Circular

• Triangular

• Square

Where is the pupil located in the eye?

• In the center of the lens

• In the center of the iris

• Between the retina and cornea

• On the surface of the cornea