ABO EXAM SOLVED
COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS)
1. Which of the following is not a tunic of the eye?
A. Protective
B. Magnifying
C. Light sensitive
D. Nourishing - ANSWER
B. Magnifying
2. What part of the eye provides approximately 43 ...
1. Which of the following is not a tunic of the eye?
A. Protective
B. Magnifying
C. Light sensitive
D. Nourishing - ANSWER B. Magnifying
2. What part of the eye provides approximately 43 diopters of
refractive power to the optical system?
A. Cornea
B. Crystalline lens
C. Vitreous
D. Humorous - ANSWER A. Cornea
3. Which of the following is not a layer of the cornea?
A. Decemets membrane
B. Stroma
,C. Choroid
D. Epithelium - ANSWER C. Choroid
4. Which of the following glass lenses is not a fused bifocal?
A. Curve top
B. Straight top 28
C. Executive
D. Flat top 35 - ANSWER C. Executive
5. Which of the following is not a progressive addition lens?
A. Varilux
B. Trivex
C. Adaptar
D. Kodak - ANSWER B. Trivex
6. A prism seg is designed to provide which of the following at near
only?
A. BIΔ
B. BOΔ
C. BUΔ
D. BDΔ - ANSWER A. BIΔ
, 7. The terms "pin cushion and barrel" are used with which of the
following aberrations?
A. Distortion
B. Curvature of field
C. Marginal astigmatism
D. Spherical - ANSWER A. Distortion
8. What adjustments should be made to the base curve of a lens as the
plus power increases?
A. Flattened
B. Always keep the same base curve
C. You should ask the lab technician
D. Steepened - ANSWER D. Steepened
9. Which of the following is correct for single vision reading glasses
from the following Rx- OU: -1.00+1.00x045 Add +2.00?
A. -3.00+1.00x045
B. +1.00-1.00x045
C. +2.00-1.00x135
D. +1.00+1.00x135 - ANSWER C. +2.00-1.00x135
10. Which of the following is correct for intermediate single vision
glasses from the following Rx- OU: -1.00+1.00x045 Add +2.00?
, A. +1.00-1.00x135
B. pl-1.00x045
C. pl+1.00x135
D. +1.00+1.00x045 - ANSWER A. +1.00-1.00x135
11. What is the total distance power at axis 90 of the following Rx- OU:
-1.00+1.00x045 Add +2.00?
A. Plano
B. -0.50
C. +0.50
D. -1.00 - ANSWER B. -0.50
12. What is the distance Rx spherical equivalent of the following Rx-
OU: -1.00+1.00x045 Add +2.00?
A. Plano
B. +0.50
C. -0.50
D. -1.00 - ANSWER C. -0.50
If a -5.00 lens is decentered 10 mm too far out, what prismatic effect
will be induced?
A. 0.50Δ BO
B. 5.00Δ BO
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