OPTOMETRIC STUDY CENTER
 Test Form

Read and study the accompanying article (see How to Diagnose Vision Problems in Preschoolers). Then complete these questions by clicking on the one correct answer on the test form and submit your payment by credit card.  See About the Optometric Study Center for more information. This is test No. 85, due November 1.

1. In the general diagnostic strategy, it is best to start with which type of testing?
a. Subjective testing
b. Objective testing.
c. Ocular health testing.
d. Visual acuity testing.


2. Which of the following is the least likely entering complaint in the preschooler?
a. Failed a school vision screening.
b. Strabismus.
c. Child complaining of blurry vision.
d. Family history of eye disorders.


3. What is the eye alignment if Kappa is 0mm in each eye and Hirschberg is 0mm in the right eye and +1mm in the left eye? (figure 2)
a. 22D left esotropia.
b. 22D left exotropia.
c. 11D left esotropia.
d. 11D left exotropia.


4. What is the significance of random dot stereopsis?
a. It indicates that the child is probably not a constant strabismic.
b. It indicates that you can skip the cover test if positive.
c. It indicates the child will be good in sports.
d. It indicates the child has excellent visual acuity.


5. Which stereopsis test does not require the use of polarized glasses?
a. Lang Stereopsis Test.
b. Randot Stereofly Test.
c. Randot Preschool Stereoacuity Test.
d. Random Dot E Test.


6. What visual test could you use if a child was so shy that he or she is non-responsive?
a. Broken wheel.
b. Lea symbols.
c. HOTV test.
d. Fixation preference.


7. Which test uses Landolt C's to assess visual acuity?
a. Broken wheel.
b. Lea symbols.
c. HOTV test.
d. Fixation preference.


8. What is the best means of obtaining refractive status?
a. Subjective refraction.
b. Auto-refraction.
c. Dry retinoscopy.
d. Wet retinoscopy.


9. What is the most important factor when evaluating a child with amblyopia?
a. Determining the refractive error.
b. Determining the occlusion routine.
c. Determining the etiology.
d. Determining the psychometric visual acuity.


10. What is the minimum amount of hyperopic anisometropia where amblyopia is expected nearly 100 percent of the time?
a. +1.50D.
b. +2.50D.
c. +3.50D.
d. +4.50D.


11. In myopic children, how much anisometropia is needed before amblyopia will potentially develop?
a. -1.00D to -2.00D.
b. -2.00D to -3.00D.
c. -3.00D to -4.00D.
d. -4.00D to -5.00D.


12. Your patient has reduced visual acuity (20/40) and a refractive error of +6.00D -2.50x180 in both eyes. What is the most likely reason for the poor acuity?
a. Strabismic amblyopia.
b. Anisometropic amblyopia.
c. Isoametropic amblyopia.
d. Pathology.


13. Which type of esotropia usually has an onset within the first six months of life?
a. Infantile esotropia.
b. Accommodative esotropia.
c. Secondary esotropia.
d. Microtropia.


14.Which type of esotropia would give you the following clinical findings: results of the UCT with a transilluminator at near showed no movement. However, results of the UCT with an accommodative target (small sticker) showed movement out of the left eye when the right eye was covered.
a. Infantile esotropia.
b. Accommodative esotropia.
c. Secondary esotropia.
d. Microtropia.


15. Which type of esotropia presents as a small angle deviation, shallow amblyopia, and no random dot stereopsis?
a. Infantile esotropia.
b. Accommodative esotropia.
c. Secondary esotropia.
d. Microtropia.


16. How would the following deviation be classified: 20D exotropia in the distance and a 5D exophoria at near?
a. Basic.
b. Divergence excess.
c. Convergence insufficiency.
d. Constant exotropia.


17. According to the article, what is the minimum amount of hyperopia considered to be significant for a non-strabismic pre-schooler?
a. +1.00D.
b. +1.50D.
c. +2.00D.
d. +2.50D.


18. According to the article, what would be the most appropriate prescription for a non-strabismic preschooler with the following cycloplegic findings: O.D. +5.00D; O.S. +6.00D?
a. +3.00D O.U.
b. +4.00D O.U.
c. +2.00D O.D. +3.00D O.S.
d. +4.00D O.D. +5.00D O.S.


19. Your 4-year-old patient has uncorrected acuity of 20/50 in each eye and a cycloplegic refractive error of +2.00D-2.00x180 in both eyes. Which of the following prescriptions is the most appropriate?
a. +2.00D S.
b. +1.00D S.
c. +1.00D -2.00X180.
d. +1.00D -1.00x180.


20. What is the minimum amount of astigmatism considered as significant in the preschool population?
a. 0.50D.
b. 1.00D.
c. 1.50D.
d. 2.00D.

 

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