NCLE PRACTICE TEST QUESTIONS WITH ACCURATE SOLUTIONS (GRADED A+)
A Correct Statement regarding epithelial cells is that they:
a)Comprise the posterior layer of the cornea
b)Are unable to regenerate
c)Comprise the thickest layer of the cornea
d) Have the ability to reproduce
d) have the ability to reproduce
Which of the following prescriptions indicates against-the-rule astigmatism?
a)-4.50 +1.00 x75
b)-4.50 +1.00 x 180
c)-4.50 -1.00 x 165
d)4.50 -1.00 x 180
a)-4.50 +1.00 x75
When a keratometer is being calibrated, which of the following targets will provide the most
reliable result?
a)the single-cut anterior surface of a high-plus lens
b)a perfectly flat highly polished mirror
c) a set of steell balls of known radii
,d)the unfinished posterior surface of a low-minus lens
c) a set of steel balls of known radii
Which layer of the tear film helps to prevent evaporation?
a) vitreous layer
b) lipid layer
c) mucin layer
d) aqueous layer
b) lipid layer
Soft lenses should be considered when the patient:
a) wants the best possible vision at all times
b) is concered with cost
c) desires intermittent wear
d) has a small palpebral fissure
c) desires intermittent wear
Which of the following characteristics is most likely to be exhibited by a diabetic contact
lens patient?
a) exophthalmos
b) blepharitis
,c) fluctuating vision
d) poor blink habits
c) fluctuating vision
A rigid contact lens used to enhance color vision in patients who have color deficiencies is:
a) light green
b) dark red
c) medium yellow
d) dark blue
b) dark red
Upon completion of a contact lens fitting, the best way to provide additional information to
the patient on fees, care systems, and wearing schedules is by:
a) directing the patient to consult online reference material
b) discussing such matters with the patient by telephone, as the need arises
c) supplying the patient with pamphlets and office handouts
d) asking the patient to bring up any questions at the next regular visit
c) supplying the patient with pamphlets and office handouts
A patient complains of pain upon lens insertion, with excessive tearing and blurry vision.
Fluorescein evaluation reveals zigzag linear corneal staining. These signs and symptoms
are most likely due to a:
, a) tight-fitting lens
b) solution sensitivity reaction
c) loose-fitting lens
d) foreign body under the lens
d) foreign body under the lens
The Fairness to Contact Lens Consumers Act covers:
a) GP lenses only
b) specialty lenses only
c) disposable lenses only
d) all types of lenses
c) disposable lenses only
When a soft diagnostic lens is too flat, it may demostrate:
a) limited movement
b) impingement on the limbus
c) scleral indentation
d) edge standoff
d) edge standoff
A Correct Statement regarding epithelial cells is that they:
a)Comprise the posterior layer of the cornea
b)Are unable to regenerate
c)Comprise the thickest layer of the cornea
d) Have the ability to reproduce
d) have the ability to reproduce
Which of the following prescriptions indicates against-the-rule astigmatism?
a)-4.50 +1.00 x75
b)-4.50 +1.00 x 180
c)-4.50 -1.00 x 165
d)4.50 -1.00 x 180
a)-4.50 +1.00 x75
When a keratometer is being calibrated, which of the following targets will provide the most
reliable result?
a)the single-cut anterior surface of a high-plus lens
b)a perfectly flat highly polished mirror
c) a set of steell balls of known radii
,d)the unfinished posterior surface of a low-minus lens
c) a set of steel balls of known radii
Which layer of the tear film helps to prevent evaporation?
a) vitreous layer
b) lipid layer
c) mucin layer
d) aqueous layer
b) lipid layer
Soft lenses should be considered when the patient:
a) wants the best possible vision at all times
b) is concered with cost
c) desires intermittent wear
d) has a small palpebral fissure
c) desires intermittent wear
Which of the following characteristics is most likely to be exhibited by a diabetic contact
lens patient?
a) exophthalmos
b) blepharitis
,c) fluctuating vision
d) poor blink habits
c) fluctuating vision
A rigid contact lens used to enhance color vision in patients who have color deficiencies is:
a) light green
b) dark red
c) medium yellow
d) dark blue
b) dark red
Upon completion of a contact lens fitting, the best way to provide additional information to
the patient on fees, care systems, and wearing schedules is by:
a) directing the patient to consult online reference material
b) discussing such matters with the patient by telephone, as the need arises
c) supplying the patient with pamphlets and office handouts
d) asking the patient to bring up any questions at the next regular visit
c) supplying the patient with pamphlets and office handouts
A patient complains of pain upon lens insertion, with excessive tearing and blurry vision.
Fluorescein evaluation reveals zigzag linear corneal staining. These signs and symptoms
are most likely due to a:
, a) tight-fitting lens
b) solution sensitivity reaction
c) loose-fitting lens
d) foreign body under the lens
d) foreign body under the lens
The Fairness to Contact Lens Consumers Act covers:
a) GP lenses only
b) specialty lenses only
c) disposable lenses only
d) all types of lenses
c) disposable lenses only
When a soft diagnostic lens is too flat, it may demostrate:
a) limited movement
b) impingement on the limbus
c) scleral indentation
d) edge standoff
d) edge standoff
