COT Flashcards : Ocular motility 6%
In the case of a one-year old child with an infantile left esotropia and deep left amblyopia, which notation would denote the visual acuity?
a. CSM
b. CSUM
c. CUSM
d. UCSUM
d. UCSUM
The difference between the farthest and nearest distance at which a patient is able to see clearly is known as
a. Convergence amplitude
b. Panum’s fusional space
c. Range of accommodation d. The add
c. Range of accommodation
What is the proper name for an astigmatic eye with the anterior focal line in front of the retina and the posterior focal line behind the retina?
a. Compound hyperopic astigmatism
b. Compound myopic astigmatism
c. Irregular astigmatism
d. Mixed astigmatism
d. Mixed astigmatism
In order to test the function of the superior oblique muscle, the eye is directed into which field of gaze?
a. Down and lateral
b. Down and medial
c. Straight ahead
d. Up and lateral
b. Down and medial
A patient who is unable to abduct the left eye may have a weakness of the ____
a. Right medial rectus muscle
b. Left lateral rectus muscle
c. Left medial rectus muscle
d. Right lateral rectus muscle
b. Left lateral rectus muscle
During alternate cover testing, the right eye moves downward as the cover switched to the left eye. The deviation is measured by a
a. Base down prism over the left eye
b. Base down prism over the right eye
c. Base up prism over the left eye
d. Base up prism over the right eye
b. Base down prism over the right eye
Which tool is a series of red cylinders to assess phobia?
a. Worth four-dot
b. Ishihara plate
c. Maddox rod
d. Marcus gunn
c. Maddox rod
Which test uses prisms to center the corneal reflex?
a. Hess
b. Worth four-dot
c. Hirscheberg
d. Krimsky
d. Krimsky
Which item is not a classification of fixation?
a. Central
b. Steady
c. Maintained
d. Primary
d. Primary
How many nerves innervate the six extraocular muscles?
a. 1
b. 2
c. 3
d. 4
c. 3
Which is NOT a designation of a version?
a. Levoversion
b. Sursumversion
c. Destroversion
d. Intraversion
d. Intraversion
In ocular motility testing, what is happening if the child only sees two red lights (the glasses are worn with the red lens over the right eye)?
a. The child is suppressing the right eye
b. The child is suppressing the left eye
c. The child is alternating fixation
d. The child is seeing double
b. The child is suppressing the left eye
The BEST measurement for a deviation with good fixation is the ____
a. cover-uncover test
b. Hirschberg test
c. Krimsky test
d. Prism alternate cover test
d. Prism alternate cover test
Eye misalignment caused by extraocular muscle imbalance, which is present with both eyes uncovered, is a(n)
a. Tropia
b. Asthenopia
c. Phoria
d. Myopia
a. Tropia
