POST TEST FOR MODULE 34: Soft Contact Lenses, Part 3 Catalog
To
print this test: Go to the "File" menu of the window in
which this appears and click "print".
Instructions: This is an "open-book" test, meaning
you can refer to the module while answering the questions. Use this
printed version for your convenience when referring back to the module
information.
If submitting answers online: Go to the online submission form to enter and submit your answers.
If sending forms in the mail: You must print and send in a copy of the ANSWER SHEET and the EVALUATION FORM to receive credit. Do not mark your answers on this question page and do not send this page in for scoring.
1. Flattening the bottom edge of a contact lens so that it will not rotate describes:
A. fenestration
B. truncation
C. prism ballast
D. the tear lens
2. The tear lens is located:
A. on the outer surface of a soft contact lens
B. between a soft contact lens and the cornea
C. on the outer surface of a hard contact lens
D. between a hard contact lens and the cornea
3. Cylinder axis sensitivity testing has to do with:
A. how much off-axis lens rotation a patient can tolerate
B. how comfortable a toric soft lens will be
C. how comfortable an HGP lens will be
D. verifying the axis of a soft contact lens
4. The astigmatic contact lens patient should always be fit with the full cylinder correction in the contact lens.
A. True
B. False
5. Which of the following is closest to the vertex adjusted contact lens power for an eye with a manifest refraction of -8.00+2.00x180?
A. -5.50-1.50x180
B. -5.50-2.00x90
C. -5.50-1.50x90
D. -5.50-2.00x180
6. "LARS" stands for:
A. left astigmatic right standard
B. left add right subtract
C. left astigmatic right spherical
D. left add right standard
7. A patient is fit with a toric soft lens with an axis of 105, which is the patient's refractive axis. After stabilization, you observe that the lens has rotated 15 degrees to your left (clockwise). The new lens ordered would have an axis of _____ in order to properly align with the eye.
A. 90
B. 105
C. 120
D. 135
8. A toric soft contact lens must be inserted with the lens axis mark at the 6 o'clock position on the eye in order for the lens to properly align.
A. True
B. False
9. Constant blurring with a toric soft lens may be the result of:
A. a loose fitting contact lens
B. a tight fitting contact lens
C. a lens that has stabilized off-axis
D. a dry lens
10. The most simple way to correct the near vision of a contact lens wearing presbyope is with:
A. reading glasses to use with the contact lenses
B. bifocals glasses
C. bifocal contact lenses
D. monovison contact lenses
11. A presbyopic contact lens patient wearing CL powers of -2.50 OD and -3.00 OS is "over-plused" to improve near vision. Which would be the most appropriate CL power?
A. OD -3.00 OS -3.50
B. OD -4.00 OS -4.50
C. OD -1.00 OS -1.50
D. OD -2.00 OS -2.50
12. Which would not increase the chances for a successful monovison fit?
A. fit the dominant eye as the distance eye
B. minimize the power difference between the two eyes
C. only fit nearsighted patients
D. keep the add power for the near eye to a minimum
13. A 45 year old, presbyopic patient, who has a dominant right eye, has a glasses prescription of OD +1.50 OS +2.00. Which would be the most appropriate monovision contact lens power prescription for this patient?
A. OD +1.50 OS +3.25
B. OD +2.50 OS +2.00
C. OD +2.00 OS +2.75
D. OD +2.50 OS +2.50
14. Which is not a design type for bifocal soft contact lenses?
A. simultaneous view
B. aspheric
C. translating
D. all are design types for bifocal soft contact lenses
15. What is "modified monovison"?
A. the patient is fit with a conventional contact lens in one eye and a bifocal contact lens in the other
B. the patient wears bifocal glasses over conventional contact lenses
C. the patient wears bifocal glasses over bifocal contact lenses
D. the patient wears bifocal glasses over a conventional contact lens in one eye and a bifocal contact lens in the other