MCQS In OCULAR MOTILITY - COVER TESTS
1. An eye deviation that is present all the time is called a:
A. phoria
B. tropia
C. hyper deviation
D. eso deviation
E. exo deviation
2. An eye alignment deviation that is not present unless fusion is disrupted is called a:
A. phoria
B. tropia
C. hyper deviation
D. eso deviation
E. exo deviation
3. An eye deviation that involves one eye turning out is termed a(n):
A. hyper deviation
B. eso deviation
C. exo deviation
D. interior deviation
E. exterior deviation
4. An eye deviation that involves one eye turning up is termed a(n):
A. hyper deviation
B. eso deviation
C. exo deviation
D. interior deviation
E. exterior deviation
5. When performing the Cover Test, the left eye is covered with the occluder, then:
A. the occluder is immediately moved to the right eye
B. the left eye remains covered for 5 minutes
C. the left eye is observed as the cover is removed
D. the right eye is observed at the same time
E. any of the above
6. When performing the Cover Test, if the right eye is covered and the left eye is observed to move in a downward direction from an upward position, then a _____ exists.
A. RXT
B. LET
C. RHT
D. LHT
E. RET
7. When performing the Uncover Test, the occluder is removed from the right eye. The next step is to:
A. move the occluder to the left eye
B. place the occluder over the right eye again
C. observe the right eye for any movement
D. observe the left eye for any movement
E. check the patient's vision
8. When the cover is removed from the left eye of a patient who has a phoria, both eyes regain fixation because the patient:
A. gets nauseated
B. has double vision
C. has blurry vision
D. has nothing better to do
E. wants to go home
9. When performing the Uncover Test, we observe that the right eye moves outward from an inward position to pick up fixation, indicating the presence of a(n):
A esophoria
B. exophoria
C. right esotropia
D. left exotropia
E. hypophoria
10. When performing the Cover-Uncover Test, which step tests for the presence of a tropia of the right eye?
A. observe the right eye as the left is covered
B. observe the right eye as the right is covered
C. observe the left eye as the right is covered
D. observe the left eye as the left is covered
E. none of the above
11. The "cover" part of the Cover-Uncover procedure tests for a _____ , and the "uncover" part of the procedure tests for a _____.
A. right tropia, left tropia
B. horizontal deviation, vertical deviation
C. phoria, tropia
D. tropia, phoria
E. esophoria, exophoria
12. When performing the Cover-Uncover Test, the right eye is observed to move in an outward direction from an inward position as the left eye is covered. This indicates the presence of a(n):
A. RHT
B. RXT
C. RET
D. LXT
E. LET
13. When performing the Cover-Uncover Test, the left eye is uncovered and is observed to pick up fixation by moving in an inward direction from an outward position. This indicates the presence of a(n).
A. esophoria
B. exophoria
C. esotropia
D. exotropia
E. L exotropia
14. Which step(s) is (are) part of the Alternate Cover Test procedure?
A. cover the right eye and observe the left eye
B. cover the left eye and observe the right eye
C. move the cover quickly from one eye to the other
D. observe each eye as it is being uncovered
E. C and D
15. When performing the Alternate Cover Test, you observe each eye moving in an outward direction from an inward position as it is being uncovered, indicating the presence of a(n):
A. nystagmus
B. hypo deviation
C. hyper deviation
D. exo deviation
E. eso deviation
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