1. The extraocular muscles are inserted into the sclera and serve to rotate theeye in
all possible directions.There are of these muscles in
each eye.
a. two
b. four
c. six
d. eight
Answer: c.six
2. The fibrous tunic is comprised of the:
a. Iris and choroid
b. sclera, cornea, and limbus
c. Iris, ciliary body and choroid
d. retina and optic disk
Answer: b.sclera, cornea and limbus
3. Fusion occurs:
a. in the brain
b. in the optic chiasm
c. at the retina
d. in the fovea centralis
Answer: a. in the brain
4. The aqueous fluid is continually being produced by:
a. the Iris
b. the crystalline lens
c. the ciliary body
d. the choroid
Answer: c. the ciliary body
5. The ability of the eye to bring objects of varying distances to focus on theretina is
know as:
a. presbyopia
b. esophoria
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