300+ Top Optometry MCQs and answer online quiz test
300+ TOP Eye Disorders MCQs Pdf [Quiz Test Questions]Ophthalmology and optometry MCQ on disorder of ocular motility
1. The muscle which makes an angle of about 51° with the optical axis is:
A. Superior rectus
B. Superior oblique
C. Inferior rectus
D. Lateral rectus
2. The muscle which makes an angle of about 23° with the optical axis is:
A. Superior oblique
B. Superior rectus
C. Inferior oblique
D. Medial rectus
3. Which of the following is not true for binocular single vision ?
A. Provides stereoscopic vision
B. Is present since birth
C. Is the cause of diplopia in paralytic squint
D. Fusion is its second grade
4. Pseudoesotropia is associated with:
A. Hypertelorism
B. Positive angle kappa
C. Negative angle kappa
D. None of the above
5. Pseudoexotropia is associated with:
A. Prominent epicanthal fold
B. Positive angle kappa
C. Negative angle kappa
D. None of the above
6. Asthenopic symptoms are most marked with:
A. Cyclophoria
B. Hyperphoria
C. Esophoria
D. Exophoria
7. All of the following are employed to evaluate a case of heterophoria except:
A. Maddox-rod test
B. Alternate cover test
C. Measurement of fusional reserve
D. Measurement of near point of convergence
8. In heterophoria prism is used:
A. With apex towards the direction of phoria in glasses for treatment
B. With apex towards the direction of phoria for exercises only
C. For exercises mainly in hyperphoria
D . To detect grade III of binocular vision
9. Conjugate fixation reflex is established by the age of:
A. 3 weeks
B. 6 weeks
C. 3 months
D. 6 months
10. An object located in the Panum’s area stimulates:
A. Fusion
B. Confusion
C. Diplopia
D. Stereopsis
11. Strabismic amblyopia is more common in patients with:
A. Intermittent squint
B. Alternate squint
C. Constant squint
D. Latent squint
12. Which of the following tests helps to differentiate between concomitant squint and paralytic squint?
A. Cover-uncover test
B. Direct cover test
C. Alternate cover test
D. None of the above
13. All of the following lesions causing paralysis of extraocular muscles produce diplopia except:
A. Nuclear lesions
B. Lesions of nerve trunks
C. Lesions of neuromuscular junction
D. Lesions of supranuclear pathways
E. None of the above
14. In paralytic convergent squint diplopia is:
A. Homonymous
B. Heteronymous
C. Both of the above
D. None of the above
15. The commonest cause of unilateral internuclear ophthalmoplegia is:
A. Diabetes mellitus
B. Hypertension
C. Multiple sclerosis
D. Lead toxicity
16. The common cause of bilateral internuclear ophthalmoplegia is:
A. Multiple sclerosis
B. Lead toxicity
C. Diphtheria
D. Diabetes mellitus
17. Onset of stereopsis occurs at the age of:
A. 3 to 5 months
B. 1 to 2 years
C. 5 years
D. 7 years
18. Uniocular diplopia occurs in all of the following except:
A. Paralysis of inferior oblique
B. Keratoconus
C. Iridodialysis
D. Incipient cataract
19. A point that falls on horopter excites:
A. Corresponding retinal points
B. Crossed diplopia
C. Confusion
D. Stereopsis
20. Convergence insufficiency is associated with all of the following except:
A. Increase in accommodation
B. General debility
C. Refractive errors
D. Wide interpupillary distance
21. All of the following may be present in Duane’s retraction syndrome except:
A. Limitation of abduction
B. Narrowing of palpebral aperture in abduction
C. Suppression
D. Head turn
22. Brown’s syndrome simulates paresis of:
A. Inferior oblique
B. Superior oblique
C. Superior rectus
D. Inferior rectus
23. In ‘A’-Esotropia the amount of deviation:
A. Increases in upward gaze and decreases in down gaze
B. Decreases in upward gaze and increases in down gaze
C. Increases in upward as well as downward gaze
D. Decreases in upward as well as downward gaze
24. In ‘V’-Exotropia amount of deviation:
A. Increases in upward gaze and decreases in down gaze
B. Decreases in upward gaze and increases in down gaze
C. Increases in upward as well as downward gaze
D. Decreases in upward as well as downward gaze
25. In caloric test left jerk nystagmus occurs when:
A. Cold water is poured in right ear
B. Hot water is poured in right ear
C. Cold water is poured in left ear
D. All of the above
26. Secondary deviation of the eye is based on the following law:
A. Hering’s
B. Listing’s
C. Donder’s
D. Sherrington’s
27. Uncrossed diplopia is seen with:
A. Esotropia
B. Exotropia
C. Exophoria
D. Esophoria
28. All are features of paralytic squint except:
A. Unequal fixation
B. Vertigo
C. Amblyopia
D. Abnormal head position
29. Amplitude of accommodative convergence is:
A. Altered by weak cycloplegics
B. Altered by lenses and prisms
C. Decreased in older people
D. Altered by orthoptics
30. Large angle Kappa gives rise to:
A. Pseudo squint
B. Manifest squint
C. Latent squint
D. Periodic squint
31. Most uncommon type of latent strabismus is:
A. Esophoria
B. Exophoria
C. Hyperphoria
D. Cyclophoria
32. In unilateral past pointing nystagmus the site of lesion is:
A. Cerebellar hemisphere
B. Lateral semicircular canal
C. Flocculo-nodular lobe
D. Superior semicircular canal
33. Secondary deviation of the eye is an example of the following law:
A. Herring’s
B. Listing’s
C. Sherrington’s
D. Donder’s
34. Action of right superior oblique muscle is:
A. Dextrodepression
B. Dextroelevation
C. Laevoelevation
D. Laevodepression
35. The best treatment for correction of 15° nonaccommodative esotropia in a 5-year-old child is:
A. Order refraction testing under atropine and full correction
B. Synoptophore exercise
C. Surgical alignment
D. Occlusion patching
36. In right-sided sixth nerve palsy all of the following are seen except:
A. Convergent squint
B. Right-sided abduction loss
C. Diplopia on dextroversion
D. Head turned to left
37. For a new-born baby with squint surgery should be done at:
A. 3-4 years
B. Immediately
C. 10-12 years
D. 18-21 years
38. Hirschberg test is used to detect:
A. Squint
B. Field defects
C. Glaucoma
D. Optic atrophy
39. Miners nystagmus is of which type:
A. Lateral
B. Vertical
C. Rotatory
D. Can be of any type
40. Down beat nystagmus could be due to:
A. Cerebellar lesion
B. Arnold-Chiari malformation
C. All of the above
D. None of the above
41. Downward and lateral gaze is action of:
A. Inferior oblique
B. Medial rectus
C. Superior oblique
D. Lateral rectus
42. Elevators of eye:
A. SR and IO
B. IO and SO
C. IR and S
D. SO SR
43. Yolk muscle pair is:
A. Rt MR and Rt LR
B. Rt MR and Lt LR
C. Rt SO and Lt IO
D. Rt SR and Lt SR
44. Child with mild squint. Intrauterine, birth history, development history till date all normal. Corneal reflex normal. All other eye parameters normal except exaggerated epicanthal fold. Diagnosis:
A. Pseudostrabismus
B. Accommodative squint
C. Exophoria
D. Esophoria
45. Which of the following best defines the “Saccade”:
A. Voluntary slow eye movements
B. Involuntary slow eye movement
C. Abrupt, involuntary slow eye movements
D. Abrupt, involuntary rapid eye movements
46. A patient has a right homonymous hemianopia with saccadic pursuit movements and defective optokinetic nystagmus. The lesion is most likely to be in the :
A. Frontial lobe
B. Occipital lobe
C. Parietal lobe
D. Temporal lobe
47. Weakness of both Adduction and Abduction to seen in:
A. Duane’s Retraction Syndrome Type 1 B. Duane’s Retraction Syndrome Type 2
C. Duane’s Retraction Syndrome Type 3
D. All
48. Dilator pupillae is supplied by:
A. Post-ganglionic parasympathetic fibers from Edinger Westphal nucleus
B. Post-ganglionic sympathetic fibers from cervical sympathetic chain
C. IIIrd nerve
D. Sympathetic fibers from fronto-orbital branch of V nerve