ABO EXAM LATEST 2023 REAL EXAM 200+
QUESTIONS AND CORRECT ANSWER S (VERIFIED
ANSWERS) |AGRADE
The extra-ocular muscles are inserted into the sclera and serve to rotate the eye in all possible directions. There are ________ of these muscles in each eye.
A: two
B: four
C: six
D: eight
The fibrous tunic is comprised of the:
A: iris and choroid
B: sclera and cornea
C: iris ciliary body and choroid
D: retina and optic disk
Fusion occurs:
A: in the brain
B: in the optic chiasm
C: at the retina
D: in the fovea centralis
The aqueous fluid is continually being manufactured by:
A: the iris
B: the crystalline lens 1 / 3
C: the ciliary body
D: the choroid
The ability of the eye to bring objects of varying distances to focus on
the retina is know as:
A:presbyopia
B: esophoria
C: accommodation
D: fusion
When accommodation is at rest, rays of light from a distant source come
to focus in front of the retina. This condition is known as:
A: hyperopia
B: myopia
C: presbyopia
D: amblyopia
When accommodation is at rest, rays of light from a distant source come
to focus behind the retina. This condition is known as:
A: hyperopia
B:myopia
C: presbyopia
D: amblyopia
Impulses are carried from the retina to the brain along the:
A: optic nerve
B: ora serrata
C: ciliary body
D: fovea centralis
While reading, or performing other near vision tasks:
1: the pupils constrict
2: the eyes converge
3: the crystalline lens accommodates
4: the stroma contracts 2 / 3
A: 1&2
B: 1 2 &3
C: 1 2 & 4
D: 2 3 & 4
That area of the retina capable of perceiving the greatest amount of
detail is:
A: macula
B: fovea centralis
C: ora serrata
D:rods
The average cornea has a refractive power of approximately:
A: 14
B: 23
C: 43
D: 63
That layer of the cornea which is highly regenerative is:
A: the stroma
B: the endothelium
C: Bowman's membrane
D: the epithelium
Night vision is chiefly a function of the:
A: rods
B: cones
C: fovea
D: macula
A tendency of the visual axis to deviate inward when the eyes are in a
position of rest is known as:
A: exophoria
B: esophoria
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