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NCLE Chapter 2 Test Questions with Correct Answers
NCLE Chapter 2 Test Questions 
with Correct Answers 
 
Which layer of the cornea makes up 10% of the structure's total thickness? 
a. epithelium 
b. Bowman's membrane 
c. endothelium 
d. stroma - Answer-a. epithelium 
The vertical measurement of the palpebral fissure for an average eye is _____mm. 
a. 5 
b. 10 
c. 15 
d. 20 - Answer-b. 10 
The eyelid muscle responsible for closure of the lids is the: 
a. dilator pupillae 
b. orbicularis oculi 
c. levator superioris 
d. pectoral blephari - Answ...
- Exam (elaborations)
- • 5 pages •
NCLE Chapter 2 Test Questions 
with Correct Answers 
 
Which layer of the cornea makes up 10% of the structure's total thickness? 
a. epithelium 
b. Bowman's membrane 
c. endothelium 
d. stroma - Answer-a. epithelium 
The vertical measurement of the palpebral fissure for an average eye is _____mm. 
a. 5 
b. 10 
c. 15 
d. 20 - Answer-b. 10 
The eyelid muscle responsible for closure of the lids is the: 
a. dilator pupillae 
b. orbicularis oculi 
c. levator superioris 
d. pectoral blephari - Answ...
NCLE Exam Questions and Correct Answers
NCLE Exam Questions and Correct 
Answers 
 
First person to be awarded patent for corneal lens made of PMMA - Answer-Kevin 
Tuohy 
Until 1930 all contacts where made of what material - Answer-Gelatin 
polycon 1 was developed by who? - Answer-Seidner 
the Biggest disadvantage of PMMA was its lack of what - Answer-gas permeability 
Which decade of the twenty first century where contacts marketed in - Answer-50s 
From the materials of choice for contacts was - Answer-PMMA 
The first company to mar...
- Package deal
- Exam (elaborations)
- • 5 pages •
NCLE Exam Questions and Correct 
Answers 
 
First person to be awarded patent for corneal lens made of PMMA - Answer-Kevin 
Tuohy 
Until 1930 all contacts where made of what material - Answer-Gelatin 
polycon 1 was developed by who? - Answer-Seidner 
the Biggest disadvantage of PMMA was its lack of what - Answer-gas permeability 
Which decade of the twenty first century where contacts marketed in - Answer-50s 
From the materials of choice for contacts was - Answer-PMMA 
The first company to mar...
NCLE Prep Exam Questions with Correct Answers
NCLE Prep Exam Questions with Correct 
Answers 
 
First person to be awarded patent for corneal lens made of PMMA - Answer-Kevin 
Tuohy 
Until 1930 all contacts where made of what material - Answer-Gelatin 
polycon 1 was developed by who? - Answer-Seidner 
the Biggest disadvantage of PMMA was its lack of what - Answer-gas permeability 
Which decade of the twenty first century where contacts marketed in - Answer-50s 
From the materials of choice for contacts was - Answer-PMMA 
The first company ...
- Package deal
- Exam (elaborations)
- • 1 pages •
NCLE Prep Exam Questions with Correct 
Answers 
 
First person to be awarded patent for corneal lens made of PMMA - Answer-Kevin 
Tuohy 
Until 1930 all contacts where made of what material - Answer-Gelatin 
polycon 1 was developed by who? - Answer-Seidner 
the Biggest disadvantage of PMMA was its lack of what - Answer-gas permeability 
Which decade of the twenty first century where contacts marketed in - Answer-50s 
From the materials of choice for contacts was - Answer-PMMA 
The first company ...
NCLE 2024 Exam Questions with Correct Answers
NCLE 2024 Exam Questions with 
Correct Answers 
 
which of the following is not important to document in medical records for contact lens 
patients? - Answer-location at which the patient was originally taught insertion and 
removal 
which of the following will not increase the movement of a tight fitting rigid gas 
permeable lens? - Answer-enlarge the posterior optic zone 
After building up her wearing time, Jennifer returned for an afternoon recheck after eight 
hours of lens wear. The lenses ...
- Package deal
- Exam (elaborations)
- • 18 pages •
NCLE 2024 Exam Questions with 
Correct Answers 
 
which of the following is not important to document in medical records for contact lens 
patients? - Answer-location at which the patient was originally taught insertion and 
removal 
which of the following will not increase the movement of a tight fitting rigid gas 
permeable lens? - Answer-enlarge the posterior optic zone 
After building up her wearing time, Jennifer returned for an afternoon recheck after eight 
hours of lens wear. The lenses ...
NCLE Test Questions with Correct Answers
NCLE Test Questions with Correct 
Answers 
 
Assessment of the quality of the peripheral curves (blends of a rigid contact lens) is 
achieved by the use of thea. profile analyzer 
b. shadow graph 
c. keratometer 
d. burton light - Answer-a. profile analyzer 
Contact lens power should be specified ina. back vertex power 
b. sphero-cylinder power 
c. power in situ 
d. posterier apical radius - Answer-a. back vertex power 
The slit-lamp illumination that gives an overall view of the cornea but limi...
- Package deal
- Exam (elaborations)
- • 16 pages •
NCLE Test Questions with Correct 
Answers 
 
Assessment of the quality of the peripheral curves (blends of a rigid contact lens) is 
achieved by the use of thea. profile analyzer 
b. shadow graph 
c. keratometer 
d. burton light - Answer-a. profile analyzer 
Contact lens power should be specified ina. back vertex power 
b. sphero-cylinder power 
c. power in situ 
d. posterier apical radius - Answer-a. back vertex power 
The slit-lamp illumination that gives an overall view of the cornea but limi...
NCLE Study Questions with Correct Answers
NCLE Study Questions with Correct 
Answers 
 
annular bifocal contact - Answer-A lens with distance portion ground into the center of 
the lens and the near portion ground into the periphery 
aphakic lenses - Answer-lenses designed for post-cataract fitting 
apical zone of cornea - Answer-the central portion of the cornea with a constant radius 
of curvature. Also called the corneal cap. 
artificial tears - Answer-medications, many of them over the counter, to treat dry eyes 
aspheric lens - Ans...
- Package deal
- Exam (elaborations)
- • 20 pages •
NCLE Study Questions with Correct 
Answers 
 
annular bifocal contact - Answer-A lens with distance portion ground into the center of 
the lens and the near portion ground into the periphery 
aphakic lenses - Answer-lenses designed for post-cataract fitting 
apical zone of cornea - Answer-the central portion of the cornea with a constant radius 
of curvature. Also called the corneal cap. 
artificial tears - Answer-medications, many of them over the counter, to treat dry eyes 
aspheric lens - Ans...
NCLE Practice Exam Questions with Correct Answers
NCLE Practice Exam Questions with 
Correct Answers 
 
What is the thickest layer of the cornea? - Answer-stroma 
Which corneal layer controls the fluid content of the cornea? - Answer-endothelium 
What is cornea edema? - Answer-excess fluid in the stroma that can swell it and lead to 
loss of visual acuity 
What kind of contact lenses must be stabilized (not rotate) on the eye for good vision? - 
Answer-toric contact lenses 
Concentric vs Aspheric Multifocal Lens Design - Answer-aspheric multifo...
- Package deal
- Exam (elaborations)
- • 9 pages •
NCLE Practice Exam Questions with 
Correct Answers 
 
What is the thickest layer of the cornea? - Answer-stroma 
Which corneal layer controls the fluid content of the cornea? - Answer-endothelium 
What is cornea edema? - Answer-excess fluid in the stroma that can swell it and lead to 
loss of visual acuity 
What kind of contact lenses must be stabilized (not rotate) on the eye for good vision? - 
Answer-toric contact lenses 
Concentric vs Aspheric Multifocal Lens Design - Answer-aspheric multifo...
ABO NCLE Exam Questions with Correct Answers
ABO NCLE Exam Questions with 
Correct Answers 
 
The refractive astigmatism indicated by the RX 
+1.50 -1.75 x 35 is - Answer-Mixed 
The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the 
power through the intermediate? - Answer--.75 -.50 x 120 
The Geneva lens measure is designed to measure - Answer-Lens curvature 
The focal length of a +5.00 diopter lens is - Answer-20 cm 
The problem of prismatic imbalance at the reading level is called - AnswerAnisometropia 
W...
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- Exam (elaborations)
- • 7 pages •
ABO NCLE Exam Questions with 
Correct Answers 
 
The refractive astigmatism indicated by the RX 
+1.50 -1.75 x 35 is - Answer-Mixed 
The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the 
power through the intermediate? - Answer--.75 -.50 x 120 
The Geneva lens measure is designed to measure - Answer-Lens curvature 
The focal length of a +5.00 diopter lens is - Answer-20 cm 
The problem of prismatic imbalance at the reading level is called - AnswerAnisometropia 
W...
NCLE Practice Test Questions and Answers All Correct
NCLE Practice Test Questions and 
Answers All Correct 
 
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 - Answer-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 - Answer-a)-4.50 +1.00 x75 
...
- Package deal
- Exam (elaborations)
- • 22 pages •
NCLE Practice Test Questions and 
Answers All Correct 
 
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 - Answer-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 - Answer-a)-4.50 +1.00 x75 
...
NCLE Study Guide Questions with Correct Answers
NCLE Study Guide Questions with 
Correct Answers 
 
Back Surface Power - Answer-Effective power of a lens when measured from the back 
surface. 
Back Surface Toric Lens - Answer-A lens in which the posterior surface has two 
different radii and the anterior surface is spherical. 
Ballasted Lens - Answer-A lens with a heavier base which becomes oriented inferiorly 
or downward when the lens is worn. 
Bicurve Lens - Answer-A contact lens which contains two curves: one base curve and 
one secondary...
- Package deal
- Exam (elaborations)
- • 9 pages •
NCLE Study Guide Questions with 
Correct Answers 
 
Back Surface Power - Answer-Effective power of a lens when measured from the back 
surface. 
Back Surface Toric Lens - Answer-A lens in which the posterior surface has two 
different radii and the anterior surface is spherical. 
Ballasted Lens - Answer-A lens with a heavier base which becomes oriented inferiorly 
or downward when the lens is worn. 
Bicurve Lens - Answer-A contact lens which contains two curves: one base curve and 
one secondary...
NR547 Final Exam ACTUAL EXAM TEST BANK 200+ QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (VERIFIED ANSWERS)|AGRADE