WorksheetsRBE BINO
Total questions: 156
Worksheet time: 52mins
Name
Class
Date
1.
This law states that existence of corresponding retinal elements with their common relative subjective visual direction is the essence of binocular vision.
a)
Law of equal innervation
vision in both eyes
b)
Law of reciprocal innervation
c)
Law of sensory correspondence
d)
Listing’s Law
2.
Both of the fovea have a common visual direction and the retinal elements nasal to the fovea in one eye corresponds to the retinal elements temporal to the fovea in the other eye
a)
Law of Sensory Correspondence
b)
Normal Retinal Correspondence
c)
Anomalous Retinal Correspondence
3.
A line or surface containing all those points in space whose images fall on corresponding points of the retinas of the two eyes.
a)
Fusion
b)
Horopter
c)
Stereopsis
d)
Panum’s area
4.
It is the area surrounding the horopter such that any point in it will fuse with a single point on the retina.
a)
Fusion
b)
Horopter
c)
Stereopsis
d)
Panum’s area
5.
This phenomenon occur when dissimilar images are presented simultaneously to each eye and perception alternates between them
a)
Binocular rivalry
b)
Horror fusion
c)
fixation disparity
d)
Suppression
6.
Eliminates visual confusion and diplopia by removing an unwanted image
a)
Binocular rivalry
b)
Horror fusion
c)
fixation disparity
d)
Suppression
7.
Which type of diplopia is experienced by a patient with esophoria?
a)
Heteronymous diplopia
b)
Homonymous diplopia
c)
Physiological diplopia
d)
. All of the choices
8.
Which type of diplopia is experienced by a patient with exophoria?
a)
Heteronymous diplopia
b)
Homonymous diplopia
c)
Physiological diplopia
d)
. All of the choices
9.
A 10-year-old patient visited at your clinic complaining that her eye deviates inward. Upon checking the patient result show that the patient has esotropia. What is the possible obstacle for this patient to hamper binocular vision.
a)
A. Sensory obstacle
b)
B. Motor obstacle
c)
C. Central obstacle
10.
A patient went to the emergency due to ocular penetrating injury. The patient cornea was hit by a pencil resulting to corneal scar. What is the possible obstacle for this patient to hamper binocular vision
a)
A. Sensory obstacle
b)
B. Motor obstacle
c)
C. Central obstacle
11.
This type of binocularity blends the two image to produce a stereoscopic effects.
a)
A. Grade I
b)
B. Grade II
c)
C. Grade III
d)
D. Grade IV
12.
This grade implies a motor response added to sensory fusion
a)
A. Grade I
b)
B. Grade II
c)
C. Grade III
d)
D. Grade IV
13.
The action mechanism of this muscle is to control the lens accommodation in varying distances
a)
A. Ciliary
b)
B. Pupillary dilator
c)
C. Pupillary sphincter
14.
What is the tertiary action for your Inferior oblique muscle
a)
A. Incyclotorsion
b)
B. Encyclotorsion
c)
C. Adduction
d)
D. Abduction
15.
What is the agonist muscle for convergence?
a)
A. Right medial rectus and left lateral
rectus
b)
B. Right lateral rectus and left medial
rectus
c)
C. Right and left medial rectus
d)
D. Right and left lateral rectus
16.
What is the agonist muscle if the patient will look to the right
a)
A. Right medial rectus and left lateral
rectus
b)
B. Right lateral rectus and left medial
rectus
c)
C. Right and left medial rectus
d)
D. Right and left lateral rectus
17.
Which of the following is false regarding accommodation?
a)
A. Contraction of ciliary muscle in response to sympathetic stimulation
b)
B. Relaxation of zonular fibers
c)
C. Lens becomes more convex
d)
D. It occurs all around the
circumference and simultaneously
in both eyes
18.
A BPO visited at your clinic complaining intermittent blurring of vision at far. Patient also experience temporal headache especially after prolong computer work. Upon checking the visual acuity of the patient exam result shows 20/20-1. Post cyloplegic result shows OU -0.50 DS. Post cycloplegic result is OU Plano. What is the possible diagnosis for this case?
a)
A. Accommodative insufficiency
b)
B. Ill-sustained accommodation
c)
C. Accommodative inertia
d)
D. Spasm of accommodation
19.
A 36-year-old patient visited at your clinic complaining temporal headache and difficulty of reading at near after prolong near work. What is the possible case for this patient?
a)
A. Accommodative insufficiency
b)
B. Ill-sustained accommodation
c)
C. Accommodative inertia
d)
D. Spasm of accommodation
20.
A patient visited at your clinic complaining fatigue and drowsiness during her computer works. She sometimes sees doubling of letters at the end of the day. After doing your clinical assessment. Result shows that there is high exodeviation at near than at distance
a)
A. Divergence excess
b)
B. Divergence insufficiency
c)
C. Convergence excess
d)
D. Convergence insufficiency
21.
A 38-year-old patient went to your clinic complaining blurring of vision at far accompanied with headache. The patient experience doubling of vision sometimes. Examination result shows low AC/A ratio and low fusional divergence amplitude at far. The esophoria of the patient is high at distance but less at near. What is the possible case for this patient?
a)
A. Divergence excess
b)
B. Divergence insufficiency
c)
C. Convergence excess
d)
D. Convergence insufficiency
22.
Tendency of the eye to deviate inward
a)
A. Esophoria
b)
B. Exophoria
c)
C. Esotropia
d)
D. Exotropia
23.
Eye turns outward
a)
A. Esophoria
b)
B. Exophoria
c)
C. Esotropia
d)
D. Exotropia
24.
Which of the following is true about heterophoria
a)
A. Symptom is present
b)
B. Recovery is slow after dissociation
c)
C. Patient has imbalance prism vergenc
d)
D. Patient has good depth perception
e)
E. None of the choices
25.
While performing motility test in your patient you noticed that there is an overreaction in the patient’s upper right gaze. What is the possible affected muscle for this case?
a)
A. Right superior rectus and left inferior oblique
b)
B. Right superior oblique and left inferior oblique
c)
C. Right inferior oblique and left superior rectus
d)
D. Right medial rectus and left lateral rectus
26.
A patient visited at your clinic complaining that his eye turns outward. Upon performing the cover-uncover test, result shows that the deviation is in the left side only. What is the possible case for this patient?
a)
A. Unilateral esotropia
b)
B. Unilateral exotropia
c)
C. Alternating esotropia
d)
D. Alternating exotropia
27.
This type of strabismus may experience the eye to drift occasionally, such as when they are very tired, feeling sick, or after drinking alcohol, despite their efforts to refocus.
a)
A. Constant
b)
B. Intermittent
c)
C. Comitant
d)
D. Incomitant
28.
It is a condition in which the angle of deviation is compensated by the anomalously corresponding points.
a)
A. Harmonious
b)
B. Unharmonious
c)
C. Paradoxical
29.
The perception of two different images superimposed onto the same space.
a)
A. Haplopia
b)
B. Diplopia
c)
C. Confusion
d)
D. Suppression
30.
It is a phenomenon in which there is an inhibition of information arriving from specific region of the retina of the deviated eye
a)
A. Haplopia
b)
B. Diplopia
c)
C. Confusion
d)
D. Suppression
31.
A patient visited at your clinic complaining sudden doubling of vision. What is the possible management for this patient?
a)
A. Eyeglasses
b)
B. Prism
c)
C. Vision therapy
d)
D. Refer to medical specialist
32.
The eye deviates outward due to corneal opacity
a)
A. Sensory esotropia
b)
B. Sensory exotropia
c)
C. Mechanical esotropia
d)
D. Mechanical exotropia
33.
It is a therapy in which an atropine drop is administered in the fellow eye to help improve the visual acuity of the amblyopic eye
a)
A. Occlusion therapy
b)
B. Penalization
c)
C. Cycloplegic refraction
d)
D. All of the choices
34.
A type of amblyopia caused by constant unilateral strabismus in childhood
a)
A. Stimulus deprivation amblyopia
b)
B. Anisometropic Amblyopia
c)
C. Meridional Ambylopia
d)
D. Strabismic Amblyopia
35.
Amblyopia, which is the result of uncorrected astigmatism where one or both eyes are predominantly astigmatic
a)
A. Stimulus deprivation amblyopia
b)
B. Anisometropic Amblyopia
c)
C. Meridional Ambylopia
d)
D. Strabismic Amblyopia
36.
Amblyopia, which is the result of a significant difference in the refractive errors of the two eyes where one eye has the visual advantage at all distances
a)
A. Stimulus deprivation amblyopia
b)
B. Anisometropic Amblyopia
c)
C. Meridional Ambylopia
d)
D. Strabismic Amblyopia
37.
All except one is the possible factor for amblyopia
a)
A. Strabismus
b)
B. Cataract
c)
C. Refraction
d)
D. High Anisometropia
38.
When one eye is normal and the other has either simple myopic or hypermetropic astigmatism
a)
A. Simple astigmatic anisometropia
b)
B. Compound astigmatic anisometropia
c)
C. Simple anisometropia
d)
D. Compound anisometropia
39.
Both eyes are either hypermetropic or myopic, but one eye is having higher refractive error than the other
a)
A. Simple astigmatic anisometropia
b)
B. Compound astigmatic anisometropia
c)
C. Simple anisometropia
d)
D. Compound anisometropia
40.
One eye is normal the other eye is hyperopic or myopic
a)
A. Simple astigmatic anisometropia
b)
B. Compound astigmatic anisometropia
c)
C. Simple anisometropia
d)
D. Compound anisometropia
41.
In these cases, when the eyes are gazing in a specific direction, the peripheral images they perceive appear different in size
a)
A. Aniseikonia
b)
B. Anisometropia
c)
C. Static Aniseikonia
d)
D. Dynamic Aniseikonia
42.
It is a condition in which the eye have unequal refractive power.
a)
A. Aniseikonia
b)
B. Anisometropia
c)
C. Static Aniseikonia
d)
D. Dynamic Aniseikonia
43.
What will happen if the patient is an exo posture?
a)
A. the patient sees one bead two strings forming an X
b)
B. they will tend to perceive thing
c)
C. they will tend to perceive objects being farther away than they really are.
d)
D. Absence of depth perception, poor overall performance.
44.
What will happen if the patient is an eso posture?
a)
A. the patient sees one bead two strings forming an X
b)
B. they will tend to perceive thing
c)
C. they will tend to perceive objects being farther away than they really are.
d)
D. Absence of depth perception, poor overall performance.
45.
Dr. X performs motility test. What is the yokes muscle if the doctor moves the target at lower left gaze?
a)
A. Right Inferior rectus and left Superior oblique
b)
B. Right superior oblique and left inferior rectus
c)
C. Right medial rectus and left lateral rectus
d)
D. Right lateral rectus and left medial rectus
46.
In worth-4-dot test what will an exophoric patient see? (filter placed in OD: RED; OS: GREEN)
a)
A. Two red dots to the right of three green dots
b)
B. Two red dots to the left of three green dots
c)
C. Three green dots
d)
D. four lights are seen
47.
In worth-4-dot test what will an esophoric patient see? (filter placed in OD: GREEN; OS: RED)
a)
A. Two red dots to the right of three green dots
b)
B. Two red dots to the left of three green dots
c)
C. Three green dots
d)
D. four lights are seen
48.
It involves the motor coordination of the two eyes to align the foveae on an object of interest, allowing for fusion and sensory integration of information from both eyes in the visual cortex.
a)
A. Binocular vision
b)
B. Motor fusion
c)
C. Sensory fusion
49.
A vergence eye movement stimulated by retinal disparity that moves the eyes to align each fovea with an object
a)
A. Binocular vision
b)
B. Motor fusion
c)
C. Sensory fusion
50.
It involves combining two images from each fovea into a single percept in the visual cortex
a)
A. Binocular vision
b)
B. Motor fusion
c)
C. Sensory fusion
51.
Points in each eye that have the same visual direction and project to the same area in the visual cortex.
a)
A. Corresponding retinal points
b)
B. Primary visual direction
c)
C. Secondary visual directions
52.
It is the line of sight going through the fovea.
a)
A. Corresponding retinal points
b)
B. Primary visual direction
c)
C. Secondary visual directions
53.
A spacial representation of all points in space that are imaged on corresponding retinal points in the two eyes.
a)
A. Panum’s fusional area
b)
B. Horopter
c)
C. Corresponding retinal points
d)
D. Sensory fusion
54.
The area immediately around the horopter where objects are still seen as single and in depth even though they are off the horopter.
a)
A. Panum’s fusional area
b)
B. Horopter
c)
C. Corresponding retinal points
d)
D. Sensory fusion
55.
A very small misalignment of the visual axes (minutes of arc) that is not observed with standard tests for ocular alignment.
a)
A. Fixation disparity
b)
B. Retinal disparity
c)
C. Panum’s fusional area
56.
It occurs when an object falls on noncorresponding retinal points (because the fovea of one eye is deviated), causing the object to appear in two different visual directions
a)
A. Diplopia
b)
B. Confusion
c)
C. Eccentric fixation
d)
D. Anomalous retinal correspondence
57.
It occurs when each macula views a different object (again because one eye is deviated compared to the other), causing the dissimilar objects to appear in the same visual direction
a)
A. Diplopia
b)
B. Confusion
c)
C. Eccentric fixation
d)
D. Anomalous retinal correspondence
58.
It occurs when a non-foveal point is used for fixation in the strabismic eye.
a)
A. Diplopia
b)
B. Confusion
c)
C. Eccentric fixation
d)
D. Anomalous retinal correspondence
59.
It occurs when the fovea in each eye has the same visual direction
a)
A. Anomalous retinal correspondence
b)
B. Normal retinal correspondence
c)
C. Eccentric fixation
d)
D. Suppression
60.
When the angle of anomaly equals the objective angle of deviation.
a)
A. Harmonious ARC
b)
B. Unharmonious ARC
c)
C. Paradoxical ARC
61.
When the angle of anomaly is less than the objective angle of deviation.
a)
A. Harmonious ARC
b)
B. Unharmonious ARC
c)
C. Paradoxical ARC
62.
When non-foveal point moves in the direction OPPOSITE to the deviation, causing the subjective and objective angles of deviation to be in opposite directions.
a)
A. Harmonious ARC
b)
B. Unharmonious ARC
c)
C. Paradoxical ARC
63.
When patients with a heterotropia are unable to obtain fusion even with the use of prism
a)
A. Sensory fusion
b)
B. Motor fusion
c)
C. Eccentric fusion
d)
D. Horror fusion
64.
A test in which two lenses with striations at 45 and 135 degrees are placed in front of each eye. The patient looks at a point of light, he or she perceives a line perpendicular to the striations of the lens.
a)
A. Afterimage test
b)
B. Bagolini striated glass test
c)
C. Worth 4-dot test
d)
D. Cover test
65.
When performing the alternating cover test:
a)
A. use a light for fixation.
b)
B. allow the patient to use both eyes at the same time.
c)
C. observe the occluded eye only.
d)
D. never have the patient wear his or her glasses.
e)
E. do not allow the patient to be binocular.
66.
When a constant monocular deviation is present, the patient:
a)
A. may have anisometropia.
b)
B. may have fusion ability.
c)
C. has a deviation that cannot be neutralized.
d)
D. never demonstrates suppression.
e)
E. has an esodeviation.
67.
Strabismus:
a)
A. is only monocular in nature.
b)
B. has motor and sensory adaptations.
c)
C. is always present when the corneal reflexes are not properly positioned.
d)
D. indicates that visual acuity is always lower in both eyes.
e)
E. requires surgical correction.
68.
The Worth 4-dot test:
a)
A. is used to quantitate a deviation.
b)
B. is a test for color blindness.
c)
C. detects the presence and type of diplopia.
d)
D. detects the presence of amblyopia.
e)
E. is used to evaluate fusional amplitudes.
69.
Position of an object in physical space
a)
A. Location
b)
B. Localization
c)
C. Retinal elements
d)
D. Retinal points
70.
Position of the object in visual space
a)
A. Location
b)
B. Localization
c)
C. Retinal elements
d)
D. Retinal points
71.
When the fovea of the one eye bears common visual direction in the other extrafoveal area of the other eye
a)
A. Retinal correspondence
b)
B. Retinal elements
c)
C. Normal retinal correspondence
d)
D. Anomalous retinal correspondence
72.
Ability of the eye to align in such a manner that fusion can still be maintained.
a)
A. Sensory fusion
b)
B. Motor fusion
c)
C. Binocular vision
73.
A line can be drawn through the object of regard such that all the points on the line are imaged on the corresponding retinal elements and are seen singly
a)
A. Fusion
b)
B. Horopter
c)
C. Stereopsis
d)
D. Panum’s area
74.
Referred to as cross diplopia
a)
A. Heteronymous diplopia
b)
B. Homonymous diplopia
c)
C. Physiological diplopia
d)
D. All of the above
75.
It can be demonstrated by the eye following a moving object or panorama, thus exhibiting a comparatively slow movement of continued fixation and not a rapid jerk fixation.
a)
A. Gravitational reflex
b)
B. Orientation reflex
c)
C. Accommodative reflex
d)
D. Accommodation convergence reflex
76.
An off foveal point in the retina of the deviating eye is used for fixation both in monocular and in binocular vision.
a)
A. Diplopia
b)
B. Confusion
c)
C. Amblyopia
d)
D. Eccentric fixation
77.
Referred to as uncross diplopia
a)
A. Heteronymous diplopia
b)
B. Homonymous diplopia
c)
C. Physiological diplopia
d)
D. All of the above
78.
Superior rectus muscle and inferior rectus muscle insertion is approximately:
a)
A. 21 degrees
b)
B. 23 degrees
c)
C. 55 degrees
d)
D. Do not form any angle with visual axis
79.
It is a pure depressor muscle
a)
A. Superior rectus
b)
B. Inferior rectus
c)
C. Superior oblique
d)
D. Inferior oblique
80.
Support the focusing mechanism of the eye.
a)
A. Extraocular muscle
b)
B. Intraocular muscle
81.
Contraction of the medial rectus is called:
a)
A. Abduction
b)
B. Adduction
c)
C. Elevation
d)
D. Depression
82.
What is the nerve innervation of your sphincter pupillae?
a)
A. Optic nerve
b)
B. Oculomotor nerve
c)
C. Abducens nerve
d)
D. Trochlear nerve
83.
The accommodative system is slow in making change
a)
A. Paralysis of accommodation
b)
B. Ill-sustained accommodation
c)
C. Accommodative inertia
d)
D. Accommodative insufficiency
84.
The eso deviation is greater at near than at far
a)
A. Divergence insufficiency
b)
B. Divergence excess
c)
C. Convergence insufficiency
d)
D. Convergence excess
85.
A manifest type of deviation
a)
A. Heterophoria
b)
B. Heterotropia
c)
C. Compensated
d)
D. Decompensated
86.
Visual axes are convergent when the eyes are dissociated.
a)
A. Esophoria
b)
B. Exophoria
c)
C. Hyperphoria
d)
D. Cyclophoria
87.
If convergence or divergence alternates between the eyes, such that one eye to focus on an object while the opposite eye is askew.
a)
A. Unilateral
b)
B. Bilateral
c)
C. Alternating
d)
D. Congenital
88.
The exo deviation is greater at far than at near
a)
A. Divergence insufficiency
b)
B. Divergence excess
c)
C. Convergence insufficiency
d)
D. Convergence excess
89.
What is the stimulus for fusional convergence?
a)
A. Single vision
b)
B. Diplopia
c)
C. Disparate retinal points
d)
D. Corresponding retinal points
90.
What is the stimulus for fusional convergence?
a)
A. Primary position
b)
B. Secondary position
c)
C. Tertiary position
d)
D. None of the above
91.
It is a rare condition in which the accommodative system fails to respond by any stimulus.
a)
A. Paralysis of accommodation
b)
B. Ill-sustained accommodation
c)
C. Accommodative inertia
d)
D. Accommodative insufficiency
92.
If both eyes converge or diverge at the same time
a)
A. Unilateral
b)
B. Bilateral
c)
C. Alternating
d)
D. Congenital
93.
The angle of anomaly is equal to the angle of strabismus, so the anomalous retinal correspondence serves to fully compensate for the strabismus
a)
A. Harmonious ARC
b)
B. Unharmonious ARC
c)
C. Paradoxical ARC
94.
Bring the eyes from this position into the physiologic position of rest.
a)
A. Tonic
b)
B. Proximal
c)
C. Fusional
d)
D. Accommodative
95.
Is a phenomenon in which there is a cortical inhibition of information arriving from specific regions of the retina of the deviating eye?
a)
A. Diplopia
b)
B. Confusion
c)
C. Amblyopia
d)
D. Eccentric fixation
96.
The amplitude of accommodation is normal, but fatigue occurs with repeated accommodative stimulation.
a)
A. Paralysis of accommodation
b)
B. Ill-sustained accommodation
c)
C. Accommodative inertia
d)
D. Accommodative insufficiency
97.
The amplitude of accommodation is lower than expected for the patient’s age
a)
A. Paralysis of accommodation
b)
B. Ill-sustained accommodation
c)
C. Accommodative inertia
d)
D. Accommodative insufficiency
98.
It is a disjunctive movement that produces an increase in the angle formed by the visual axes, ordinarily through simultaneous, synchronous adduction of each eye.
a)
A. Accommodation
b)
B. Vergence
c)
C. Divergence
d)
D. Convergence
99.
Visual axis is vertically misaligned when the eyes are dissociated.
a)
A. Esophoria
b)
B. Exophoria
c)
C. Hyperphoria
d)
D. Cyclophoria
100.
The eye tends to move in after resection of the medial rectus
a)
A. Acute esotropia
b)
B. Mechanical esotropia
c)
C. Sensory esotropia
d)
D. Consecutive esotropia
101.
A patient visited at your clinic complaining fatigue and drowsiness during her computer works. She sometimes sees doubling of letters at the end of the day. After doing your clinical assessment, result shows that there is high exophoria at near than expected and receded near point of convergence.
a)
A. Divergence excess
b)
B. Divergence insufficiency
c)
C. Convergence excess
d)
D. Convergence insufficiency
102.
What is tested when the cardinal position of gaze are evaluated?
a)
A. Convergence
b)
B. Divergence
c)
C. Fusion
d)
D. Function of the six extraocular muscles
103.
When performing cover-uncover test, the examiner notices that the uncovered eye moves in order to fixate on the target. What does this probably represent?
a)
A. Tropia
b)
B. Suppresion
c)
C. Phoria
d)
D. Amblyopia
104.
A 4-year-old child born prematurely visited at your clinic together with her mom complaining that the eyes of her child appears to be crossed. The child has flat, broad nasal bridge, prominent epicanthal folds and narrow interpupillary distance. During your Hirschberg test the corneal reflex is centrally located and the fundus examination is also normal. What is the possible diagnosis and management for the patient?
a)
A. Pseudoesotropia
b)
B. Infantile Esotropia
c)
C. Accommodative Esotropia
d)
D. Sensory Esotropia
105.
A 10-year-old child presented at your clinic with history of congenital cataract. The patient has no history of cataract extraction. During your cover test the eye appears to be esophoria. In Hirschberg test the corneal reflex is located temporally. Visual acuity is finger counting. What is the possible diagnosis and management for the patient?
a)
A. Accommodative Esotropia
b)
B. Mechanical Esotropia
c)
C. Sensory Esotropia
d)
D. Consecutive Esotropia
106.
A muscle of one eye is paired with another muscle of the fellow eye to produce a cardinal gaze.
a)
A. Agonist muscle
b)
B. Yoke’s muscle
c)
C. Duction
d)
D. Version
107.
) Monocular eye movement
a)
A. Agonist muscle
b)
B. Yoke’s muscle
c)
C. Duction
d)
D. Version
108.
Primary muscle moving the eye at a given direction.
a)
A. Agonist muscle
b)
B. Yoke’s muscle
c)
C. Duction
d)
D. Version
109.
Movement of two eyes synchronously and symmetrically in the same direction.
a)
A. Agonist muscle
b)
B. Yoke’s muscle
c)
C. Duction
d)
D. Version
110.
Esophoria is greater on near fixation than distant fixation
a)
A. Convergence weakness
b)
B. Convergence excess
c)
C. Divergence weakness
d)
D. Divergence excess
111.
Exophoria is greater on distant fixation than near fixation.
a)
A. Convergence weakness
b)
B. Convergence excess
c)
C. Divergence weakness
d)
D. Divergence excess
112.
Esophoria is greater on distant fixation than near fixation
a)
A. Convergence weakness
b)
B. Convergence excess
c)
C. Divergence weakness
d)
D. Divergence excess
113.
Exophoria is greater on near fixation than distant fixation.
a)
A. Convergence weakness
b)
B. Convergence excess
c)
C. Divergence weakness
d)
D. Divergence excess
114.
On dissociation, the eye rotates nasalward.
a)
A. Hypophoria
b)
B. Cyclophoria
c)
C. Esophoria
d)
D. Exophoria
115.
The eye becomes divergent upon dissociation.
a)
A. Hypophoria
b)
B. Cyclophoria
c)
C. Esophoria
d)
D. Exophoria
116.
If only one eye converges or diverges.
a)
A. Bilateral
b)
B. Unilateral
c)
C. Congenital
d)
D. Acquired
117.
Strabismus occurs at a later age
a)
A. Bilateral
b)
B. Unilateral
c)
C. Congenital
d)
D. Acquired
118.
Both eyes are convergent or divergent at the same time
a)
A. Bilateral
b)
B. Unilateral
c)
C. Congenital
d)
D. Acquired
119.
Developed during infancy
a)
A. Bilateral
b)
B. Unilateral
c)
C. Congenital
d)
D. Acquired
120.
Deviation is equal in all positions of gaze.
a)
A. Comitant
b)
B. Incomitant
c)
C. Constant
d)
D. Intermittent
121.
Deviation is equal in all positions of gaze.
a)
A. Comitant
b)
B. Incomitant
c)
C. Constant
d)
D. Intermittent
122.
The eye tends to move inward sometimes.
a)
A. Comitant
b)
B. Incomitant
c)
C. Constant
d)
D. Intermittent
123.
Deviation varies in the direction of gaze.
a)
A. Comitant
b)
B. Incomitant
c)
C. Constant
d)
D. Intermittent
124.
This acquired strabismus is associated with the activation of accommodation
a)
A. Pseudoesotropia
b)
B. Accommodative esotropia
c)
C. Mechanical esotropia
d)
D. Sensory esotropia
125.
Caused by a mechanical restriction or tightness of an extraocular muscle.
a)
A. Pseudoesotropia
b)
B. Accommodative esotropia
c)
C. Mechanical esotropia
d)
D. Sensory esotropia
126.
The eyes appear to be crossed but are actually straight.
a)
A. Pseudoesotropia
b)
B. Accommodative esotropia
c)
C. Mechanical esotropia
d)
D. Sensory esotropia
127.
An inward deviation results from limited visual acuity.
a)
A. Pseudoesotropia
b)
B. Accommodative esotropia
c)
C. Mechanical esotropia
d)
D. Sensory esotropia
128.
A divergent strabismus develops suddenly in a patient who previously had normal binocular vision.
a)
A. Acute exotropia
b)
B. Intermittent exotropia
c)
C. Mechanical exotropia
d)
D. Sensory exotropia
129.
A divergent strabismus resulting from a unilateral decrease in vision that disrupts fusion, this condition may be due to a sensory deficit such as uncorrected anisometropia, unilateral cataract, or other unilateral visual impairment.
a)
A. Acute exotropia
b)
B. Intermittent exotropia
c)
C. Mechanical exotropia
d)
D. Sensory exotropia
130.
The patient sometimes manifests diplopia, suppression, or anomalous correspondence, and at other times, normal binocular alignment with good stereopsis.
a)
A. Acute exotropia
b)
B. Intermittent exotropia
c)
C. Mechanical exotropia
d)
D. Sensory exotropia
131.
It is a congenital eye movement anomaly characterized by variable horizontal duction deficits, with narrowing of the palpebral fissure and globe retraction on attempted adduction, occasionally accompanied by upshoot or down-shoot.
a)
A. Microtropia
b)
B. Duane’s Syndrome
c)
C. Brown’s Syndrome
132.
There is limited abduction and limited adduction to a lesser degree.
a)
A. Type I
b)
B. Type II
c)
C. Type III
d)
D. Type IV
133.
There is limited abduction and adduction.
a)
A. Type I
b)
B. Type II
c)
C. Type III
d)
D. Type IV
134.
Atypical divergent deviation with limited Adduction and limited Abduction to a lesser degree.
a)
A. Type A
b)
B. Type B
c)
C. Type C
d)
D. Type D
135.
Which of the following is not true about the indication for surgery in Brown’s syndrome?
a)
A. Diplopia in the primary position
b)
B. Marked abnormal head posture
c)
C. Compensating deviation
d)
D. Allows development of binocular single vision
136.
Surgery does not usually produce immediate improvement in motility and can cause additional fibrosis and as a result, results may be disappointing.
a)
A. True
b)
B. False
137.
A vertical strabismus syndrome characterized by limited elevation of the eye in an adducted position
a)
A. Microtropia
b)
B. Duane’s Syndrome
c)
C. Brown’s Syndrome
138.
A small-angle heterotropia, usually of ≤10 prism dioptres, in which a form of binocular single vision occurs.
a)
A. Microtropia
b)
B. Duane’s Syndrome
c)
C. Brown’s Syndrome
139.
There is harmonious abnormal retinal correspondence and absolute eccentric fixation, and the angle of anomaly equals the angle of eccentricity
a)
A. With identity
b)
B. Without identity
c)
C. Primary microtropia
d)
D. Secondary microtropia
140.
Microtropia is usually stable and deterioration in to a large angle is not common
a)
A. With identity
b)
B. Without identity
c)
C. Primary microtropia
d)
D. Secondary microtropia
141.
This follows optical or surgical reduction of a primary concomitant larger angle deviation, for example fully accommodative esotropia reduced to microtropia.
a)
A. With identity
b)
B. Without identity
c)
C. Primary microtropia
d)
D. Secondary microtropia
142.
The convergent deviation increases in direct upward gaze and decreases in downward gaze.
a)
A. A-Pattern Esotropia
b)
B. A-Pattern Exotropia
c)
C. V-Pattern Esotropia
d)
D. V-Pattern Exotropia
143.
Divergent deviation increases in downward gaze than when looking directly upward
a)
A. A-Pattern Esotropia
b)
B. A-Pattern Exotropia
c)
C. V-Pattern Esotropia
d)
D. V-Pattern Exotropia
144.
The convergent deviation is greater when looking directly downward than when looking directly upward.
a)
A. A-Pattern Esotropia
b)
B. A-Pattern Exotropia
c)
C. V-Pattern Esotropia
d)
D. V-Pattern Exotropia
145.
The divergent deviation is greater when looking directly upward than when looking directly downward
a)
A. A-Pattern Esotropia
b)
B. A-Pattern Exotropia
c)
C. V-Pattern Esotropia
d)
D. V-Pattern Exotropia
146.
There is relative divergence on both up- and downgaze
a)
A. X pattern
b)
B. Y pattern
c)
C. λ pattern
d)
D. ♦ pattern
147.
There is relative divergence on upgaze with no significant difference between the primary position and downgaze.
a)
A. X pattern
b)
B. Y pattern
c)
C. λ pattern
d)
D. ♦ pattern
148.
There is relative divergence on downgaze with no significant difference between the primary position and upgaze.
a)
A. X pattern
b)
B. Y pattern
c)
C. λ pattern
d)
D. ♦ pattern
149.
There is relative convergence on both upand downgaze.
a)
A. X pattern
b)
B. Y pattern
c)
C. λ pattern
d)
D. ♦ pattern
150.
Dissociated vertical deviation (DVD) is an eye deviation in which one eye drifts upward and extorts when the two eyes are not working together.
a)
A. True
b)
B. False
151.
In dissociated vertical deviation (DVD), there is usually a history of manifest deviation from a later age.
a)
A. True
b)
B. False
152.
In dissociated vertical deviation (DVD), the visual acuity is normal.
a)
A. True
b)
B. False
153.
Amblyopia, which is the result of manifest strabismus and is caused by constant unilateral strabismus in childhood.
a)
A. Stimulus deprivation amblyopia
b)
B. Strabismic amblyopia
c)
C. Meridional amblyopia
d)
D. Ametropic amblyopia
154.
Amblyopia, which is the result of lack of adequate visual stimulus in early life.
a)
A. Stimulus deprivation amblyopia
b)
B. Strabismic amblyopia
c)
C. Meridional amblyopia
d)
D. Ametropic amblyopia
155.
Bilateral amblyopia, which is the result of a high degree of uncorrected bilateral refractive error.
a)
A. Stimulus deprivation amblyopia
b)
B. Strabismic amblyopia
c)
C. Meridional amblyopia
d)
D. Ametropic amblyopia
156.
The use of the amblyopic eye for distance fixation by using additional convex lenses before the better eye.
a)
A. Total penalization
b)
B. Near penalization
c)
C. Distance penalization
100 %
