1. The extra-ocular muscles are inserted into the sclera and serve to rotate theeye in
all possible directions.There are of these muscles.
Answer: Six
2. The fibrous tunic is comprised of the:
Answer: Sclera and cornea
3. Fusion occurs:
Answer: In the brain
4. The aqueous fluid is continually being manufactured by:
Answer: The ciliary body
5. The ability of the eye to bring objects of varying distances to focus on theretina
is known as:
Answer: Accommodation
6. When accommodation is at rest, rays of light from a distant source come tofocus
behind the retina.This condition is known as:
Answer: Hyperopia
7. Impulses are carried from the retina to the brain along the:
Answer: Optic nerve
8. That area of the retina capable of perceiving the greatest amount of detailis:
Answer: Fovea centralis
9. The average cornea has a refractive power of approximately:
Answer: 43 diopters
10. The layer of the cornea which is highly regenerative is:
Answer: The epithelium
11. Night vision is chiefly a function of the:
Answer: Rods
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