ABO CERTIFICATION TRAINING EXAM 2024 NEWEST
COMPLETE 200 QUESTIONS WITH DETAILED VERIFIED
ANSWERS (100% CORRECT) /A+ GRADE ASSURED
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 - ANSWER: C: six
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 - ANSWER: B: sclera and cornea
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
The aqueous fluid is continually being manufactured by:
A: the iris
B: the crystalline lens
C: the ciliary body
D: the choroid - ANSWER: C: the ciliary
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 - ANSWER: C: accommodation
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 - ANSWER: B: myopia
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 - ANSWER: A: hyperopia
Impulses are carried from the retina to the brain along the:
A: optic nerve
B: ora serrata
C: ciliary body
D: fovea centralis - ANSWER: A: optic nerve
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
A: 1&2
B: 1 2 &3
C: 1 2 & 4
D: 2 3 & 4 - ANSWER: B: 1, 2&3
That area of the retina capable of perceiving the greatest amount of detail is:
A: macula
B: fovea centralis
C: ora serrata
D:rods - ANSWER: B: fovea centralis
The average cornea has a refractive power of approximately:
A: 14
B: 23
C: 43
D: 63 - ANSWER: C: 43 diopters
That layer of the cornea which is highly regenerative is:
A: the stroma
B: the endothelium
C: Bowman's membrane
D: the epithelium - ANSWER: D: the epithelium
Night vision is chiefly a function of the:
A: rods
B: cones
C: fovea
D: macula - ANSWER: A: rods
COMPLETE 200 QUESTIONS WITH DETAILED VERIFIED
ANSWERS (100% CORRECT) /A+ GRADE ASSURED
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 - ANSWER: C: six
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 - ANSWER: B: sclera and cornea
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
The aqueous fluid is continually being manufactured by:
A: the iris
B: the crystalline lens
C: the ciliary body
D: the choroid - ANSWER: C: the ciliary
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 - ANSWER: C: accommodation
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 - ANSWER: B: myopia
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 - ANSWER: A: hyperopia
Impulses are carried from the retina to the brain along the:
A: optic nerve
B: ora serrata
C: ciliary body
D: fovea centralis - ANSWER: A: optic nerve
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
A: 1&2
B: 1 2 &3
C: 1 2 & 4
D: 2 3 & 4 - ANSWER: B: 1, 2&3
That area of the retina capable of perceiving the greatest amount of detail is:
A: macula
B: fovea centralis
C: ora serrata
D:rods - ANSWER: B: fovea centralis
The average cornea has a refractive power of approximately:
A: 14
B: 23
C: 43
D: 63 - ANSWER: C: 43 diopters
That layer of the cornea which is highly regenerative is:
A: the stroma
B: the endothelium
C: Bowman's membrane
D: the epithelium - ANSWER: D: the epithelium
Night vision is chiefly a function of the:
A: rods
B: cones
C: fovea
D: macula - ANSWER: A: rods
