NCLE SAMPLE TEST QUESTIONS AND
ANSWERS A+ GRADED.
Given the following information, which contact lens would best correct this
patient's visual needs? K's 46.00 @ .50 @ 90 Rx - 3.00 -1.50 x 90
Correct Answer -A soft Toric lens
K's 42.00 @ .00 @ 90 Rx - 2.00-0.87 x 180 Upper lid 2 mm below the
superior limbus
Correct Answer -41.50-1.50 9.5
Keratoconus and penetrating keratoplasty fittings are best accomplished by
which of the following methods ?
Correct Answer -Diagnostic fitting
How does a rigid lens correct astigmatism ?
Correct Answer -By forming a new spherical refracting surface in front of the
cornea
Who are the best candidates for corneal reshaping therapy ?
Correct Answer -Patients with low myopia
A small pupil may affect distance vision in which of the following soft lens
designs ?
Correct Answer -Center near
,On which of the following patients would it be appropriate to fit a scleral
lens ?
Correct Answer -One who needs a comfortable lens that completely vaults
the cornea
For which of the following patients are scleral lenses indicated ?
Correct Answer -Patients with irregular corneas and normal corneas
Which of the following is a possible contraindication to a scleral lens ?
Correct Answer -Pingueculae
For which of the following patients might you consider using a lens with
Tangible HydraPEG ?
Correct Answer -One who has dry eyes
Which of the following patients would benefit most from a daily disposable
soft lens ?
Correct Answer -A patient with chronic blepharitis
A hybrid lens has several different designs to correct all types of eye
problems . With this in mind , who are the best candidates for hybrid lenses
?
Correct Answer -Patients with hyperopia , myopia , corneal astigmatism ,
presbyopia , or irregular astigmatism such as keratoconus
Which of the following lens specifications would best provide an
intrapalpebral GP fit on the following patient ? K's 42.00 @ .00 @ 90
, Rx - 2.00-1.00 x 180 Upper lid positions 2 mm above superior limbus
Correct Answer -42.50-2.50 8.5
Which of the following bifocal contact lenses is a translating design ?
Correct Answer -Crescent
Before the introduction of silicone hydrogel lenses what influenced the Dk /
t of soft lenses ?
Correct Answer -Water content and center thickness
Given the following information , which of the following GP lens designs will
best correct this patient's vision ? K's 42.50 @ .50 @ 90 Rx - 3.00 -
1.00 x 90
Correct Answer -Anterior toric
What do we call a contact lens in which the curvature changes gradually
from the central area of the lens to the periphery ?
Correct Answer -An aspheric lens
In which of the following types of corneal astigmatism is a GP lens most
indicated ?
Correct Answer -Irregular
Which of the following is a concentric design ?
Correct Answer -Soft lens multifocal
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