Practice Set NO : 8

1. When glare affects the middle and low spatial frequency level of a patients contrast sensitivity, you would most likely expect this patient to experience problems with which of the following?

a. Mobility
b. Color vision
c. Both a and c
d. None

2. Which of the following doesn’t affect in the image clarity

a. Coma
b. Obique Astigmatism
c. Curvature of image
d. Distortion

3. Subjective heterophoria is measured by

a. Maddox wing
b. Maddox rod
c. Cover test
d. Krimsky test

4. 12 cranial nerves are part of

a. Central nervous system
b. Peripheral nervous system
c. Autonomic nervous system
d. Somatic nervous system

5. Which of the following solution contains PolyQuad

a. Alcon-Opti Free express
b. Allergan-complete
c. Biotrue
d. Renu Multiplus(B&L)

6. Which of the following is the suitable method to prevent coalescence of lipid deposit on the lens surface of Rigid gas permeable lens

a. Polishing the lens
b. Alcohol based surfactant
c. Enzymatic cleaner
d. Exchange of lens

7. If BOZR is flattened by 0.1 mm, then what will be the change in the tear lens of the RGP

a. 0.50D negative, 0.50D negative
b. 0.50D negative, no error
c. 0.50D negative, 0.50D positive
d. 0.50D positive, no error

8. Orthokeratology is achieved by the movement of

a. Central corneal stroma
b. Central corneal epithelium only
c. Central corneal stroma and central corneal epithelium only
d. Mid pheripheral epithelium only

9. In which of the following condition soft toric contact lens is best suited

a. -0.75/-1.50×90
b. -1.00/-1.00×120
c. -4.00/-2.25×90
d. -4.75/-2.50×180

10. With the increasing age what type of condition is most common

a. Against the rule astigmatism
b. Oblique astigmatism
c. With the rue astigmatism
d. Oblique astigmatism

11. Which ocular disorder would probably respond best to a multiple pinhole lens

a. Corneal dystrophy
b. ARMD
c. Advanced glaucoma
d. Advanced RP

12. When a patient consistently has difficulty finding the beginning of the next line when reading , the following test(s) should be performed.

a. Contrast sensitivity testing
b. Goldmann’s field test
c. Amsler grid test
d. Potential acuity meter test

13. If the patient fails to clear minus lens during the facility test. How is the condition reported as

a. Accommodative lag
b. Accommodative infacility
c. Accommodative excess
d. Accommodative insufficiency

14. Which of the following causes minimal dissociation of eye during phoria measurement

a. Maddox rod
b. Von-graefe method
c. Prism cover test
d. Mallet test

15. Lateral bone of orbit is formed by

a. Zygomatic
b. Ethmoid
c. Sphenoid
d. Maxillary