Optometry Multiple Choice Questions
1. Approximate number of retinal photoreceptors is
A. 1 million
B. 25 million
C. 10 million
D. 125 million
Answer: D
2. Which is not true of the parvocellular type of retinal ganglion cells?
A. they are colour sensitive
B. predominantly seen in macular region
C. transmit motion related information
D. cells have thinner axons of small calibre
Answer: C
3. The normal resolution visual acuity level of 6/6 is attained at the age of
A. 6 years
B. 4 years
C. 3 years
D. 8 years
Answer: A
4. Weber’s syndrome is
A. ipsilateral 3rd nerve palsy and jerky movements of contralateral side
B. ipsilateral 6th and 7th nerve palsy and contralateral hemiplegia
C. ipsilateral 6th nerve palsy, tinnitus, deafness and nystagmus
D. ipsilateral 3rd nerve palsy, contralateral hemiplegia and UMN facial palsy
Answer: D
5. Which is not a viscoelastic?
A. 1% sodium hyaluronate
B. 3% methyl cellulose
C. 5% acetyl cysteine
D. 2% hypermellose
Answer: C
6. Contrast sensitivity is affected in
A. diabetic retinopathy
B. optic neuritis
C. myopia
D. astigmatism
Answer: B
7. The average corneal endothelial cell count is
A. 2000/`”mm^2″`
B. 1800/`”mm^2″`
C. 3500/`”mm^2″`
D. 2800/`”mm^2″`
Answer: D
8. Adies’ tonic pupil
A. is smaller than its fellow
B. does not dilate with atropine
C. constricts with 0.1% pilocarpine drops
D. does not react to light
Answer: C
9. Which of these help in visualisation of corneal cells?
A. Confocal microscope
B. Optical coherence tomography
C. Pachymeter
D. Slit lamp biomicroscope
Answer: A
10. All are features of Behcet’s disease except
A. significant association with HLA B 27 antigen
B. orogenital ulceration
C. obliterative retinal vasculitis
D. hypopyon uveitis
Answer: A
11. Conjunctival mucous is deficient in all these conditions except
A. Old trachoma
B. Steven Johnson syndrome
C. Ocular pemphigoid
D. Sjogrens syndrome
Answer: D
12. Following are examples of direct goniolenses except
A. Koeppe
B. Barkan
C. Zeiss
D. Swan Jacob
Answer: C
13. Which is not a feature of Keratomalacia?
A. Necrosis and melting of cornea
B. Inflammed eye
C. is a cause of childhood blindness
D. seen in protein energy malnutrition
Answer: B
14. To maintain a normal transparency of cornea, the endothelial cell count should be atleast
A. `”1000 mm^2″`
B. `”2300/mm^2″`
C. `”500/mm^2″`
D. `”2000/mm^2″`
Answer: C
15. Which is not a feature of Stargardts’ disease?
A. progressive tapetoretinal dystrophy
B. beaten bronze appearance of fovea
C. dark adaptation affected
D. leakage of dye on fluorescein angiography
Answer: D
16. Acute retinal necrosis is caused mainly by
A. Varizella zoster
B. cytomegalo virus
C. syplilis
D. leptospira
Answer: A
17. Which holds true for congenitalretinoschisis?
A. splitting of retina at outer plexiform layer
B. sparing of fovea
C. splitting of retina in the nerve fibre layer
D. extends uptooraserrata
Answer: C
18. Which of these materials is deposited in the neurons in Taysachs’ disease ?
A. Lipofuscin
B. Sphingomyelin
C. Ceroid
D. Ganglioside Gm2
Answer: D
19. Which does not hold true for central serous chroidopathy?
A. smoke stack appearance of FFA
B. ink blot appearance on FFA
C. flower petal appearance on FFA
D. vision correctable by convex lenses
Answer: C
20. All statements hold true for retinal tamponade using silicon oil except
A. produces secondary galucoma
B. expands with changing atmospheric pressure
C. to be removed after 8-12 weeks
D. reduces tendency for proliferative vitreoretinopathy
Answer: B
21. All these conditions cause a salt and pepper fundus picture except
A. rubella
B. lebers congenital amaurosis
C. cytomegalo virus
D. syphilis
Answer: C
22. Depth perception in an infant develops by the age of
A. 3 months
B. 8 weeks
C. 12 months
D. 6 months
Answer: D
23. Which of this is a photo disruptive laser?
A. Nd YAG laser
B. frequency doubled Nd YAG laser
C. diode laser
D. argon laser
Answer: A
24. Rate of formation of aqueous humour is
A. 3.2 μ1/minute
B. 3.4 μ1/minute
C. 2.9 μ1/minute
D. 2.3 μ1/minute
Answer: D
25. The instrument generally used to measure intraocular pressure in a scarred cornea is
A. Pulse air
B. Airpuff
C. Tonopen
D. Perkins
Answer: C
26. Which of these anti glaucoma drugs are contra indicated in patients with sulpha allergy?
A. bimatoprost
B. brinzolamide
C. timolol maleate
D. travoprost
Answer: B
27. Which of these bacteria can penetrate an intact corneal epithelium?
A. listeriamonocytogenes
B. Ecoli
C. Klebsiella
D. Pseudomonas
Answer: A
28. In contact lens users the most common cause of infection is
A. Pneumococcus
B. Streptococcus
C. Pseudomonas
D. Staphylococcus
Answer: C
29. All are true about arcussenilis except
A. seen in elderly
B. lipoid infiltration in corneal epithelium
C. seen in the corneal stroma
D. clear area between limbus and arcus
Answer: B
30. Most common type of corneal dystrophy is
A. Meesman
B. Microcystic
C. Macular
D. Granular
Answer: B
31. While doing retinoscopy, red reflex moves in opposite direction to the mirror in
A. hypermetropia
B. myopia greater than ID
C. myopia of ID
D. myopia lesser than ID
Answer: B
32. The number of blind people in India is approximately
A. 37 million
B. 45 million
C. 20 million
D. 9 million
Answer: D
33. The near point of convergence is approximately
A. 70 cm
B. 100 cm
C. 50 cm
D. 25 cm
Answer: A
34. Steroid drop with the greatest anti inflammatory action is
A. loteprednol 0.2%
B. fluromethalone 0.1%
C. medrysone 1.0%
D. prednisolone acetate 1.0%
Answer: D
35. Image formed by a prism is
A. virtual, erect, displaced towards its apex
B. inverted, real, displaced towards apex
C. virtual, inverted displaced towards apex
D. real, erect, displaced towards apex
Answer: A
36. Which of these statements is false regarding retinoblastoma?
A. mutation in the RBI gene
B. lactase dehydrogenase higher within aqueous than serum
C. Flexner wintersteiner rosettes indicative of poorly differentiated tumour
D. Lactase dehydrogenase activity higher in aqueous than serum
Answer: C
37. Which is not true about Vogt Koyanagi Harada syndrome?
A. Chronic granulomatous uveitis
B. involves parotid glands
C. commoner in Asians
D. auto immune response against melanocytes
Answer: B
38. Average endothelial cell loss following a normal cataract surgery is
A. 2-10%
B. 8-15%
C. 12-16%
D. 16-20%
Answer: A
39. Neurotrophickeratopathy is caused by
A. symblepharon
B. herpetic keratitis
C. deep coma
D. paralysis of orbicularis oculi
Answer: B
40. Which statement is not true about cornea verticillata?
A. seen in fabry disease
B. caused by long term use of chloroquine
C. involves corneal endothelium
D. reversible condition
Answer: C
41. In Marfans’ syndrome the lens is displaced
A. into the anterior chamber
B. downwards and outwards
C. upwards and outwards
D. downwards and inwards
Answer: C
42. The wave length of Nd-YAG laser is
A. 532 nm
B. 1064 nm
C. 840 nm
D. 647 nm
Answer: B
43. Which is not an ocular feature of Down’s syndrome?
A. Mongoloid slant
B. Iris hypoplasia
C. Cataract
D. Aniridia
Answer: D
44. Features of Crouzon’s syndrome are all except
A. Syndactyly
B. Mutation in FGFR2 gene
C. Proptosis
D. V Pattern exotropia
Answer: A
45. Naevus Flammeus is associated with
A. Von Recklinghausen’s disease
B. tuberous sclerosis
C. Sturge Weber syndrome
D. Coats disease
Answer: C
46. The commonest primary orbital tumour in children is
A. optic nerve glioma
B. rhabdomyosarcoma
C. orbital lymphoma
D. optic nerve sheath meningioma
Answer: B
47. When a small target oscillated in front of a patient with binocular vision is seen to move in an elliptical rather than to and fro path, the phenomenon is called
A. Oppenheim phenomenon
B. Pulfrich phenomenon
C. Uthoff phenomenon
D. Paroxysmal convergence spasm
Answer: B
48. Which of these is found in excess of aqueous humour compared to blood
A. Ascorbic acid
B. Lactic acid
C. Glutathione
D. Sorbitol
Answer: B
49. Which structure does not develop from neural ectoderm
A. tarsal gland
B. retina
C. smooth muscle of iris
D. optic cup
Answer: A
50. An inert intra ocular foreign body is
A. Copper
B. Iron
C. Nickel
D. Platinum
Answer: D
51. True about adenoviral conjunctivitis
A. genome is a linear double stranded DNA
B. incubation period of 3 weeks
C. formation of true membrane
D. ganciclovir only modality of treatment
Answer: B
52. All are branches of ophthalmic artery except
A. central retinal artery
B. anterior choroidal artery
C. anteriorciliary artery
D. short posterior ciliary artery
Answer: B
53. Causes of decreased corneal sensation are all except
A. herpes simplex keratitis
B. acanthamoeba keratitis
C. post keratoplasty
D. acoustic neuroma
Answer: C
54. Unilateral mydriasis is seen in
A. Adie’s tonic pupil
B. Argyl Robertson pupil
C. Horner syndrome
D. Pontine bleed
Answer: A
55. Thinnest part of retina is
A. macula
B. around optic disc
C. equator
D. oraserrata
Answer: D
56. Capacity of the orbit is
A. 15 cc
B. 18 cc
C. 30 cc
D. 45 cc
Answer: C
57. Refractive index of vitreous humour is
A. 1.42
B. 1.37
C. 1.39
D. 1.33
Answer: D
58. Which is not true for sympathetic ophthalmitis?
A. never seen within a week of injury
B. retrolental flare is an early sign
C. non granulomatous panuveitis
D. auto immune aetiology
Answer: C
59. Extra ocular muscles develops from
A. neural crest
B. neural ectoderm
C. surface ectoderm
D. mesoderm
Answer: D
60. Which of these developmental cataracts is not genetically inherited?
A. zonular cataract
B. cataractacoerulea
C. cataratacentralispulverulenta
D. coralliform cataract
Answer: B
61. Which is the false statement regarding Lebers congenital amaurosis?
A. blindness in early infancy
B. mutation in RPE65 gene
C. coarsenystagmus
D. autosomal dominant inheritance
Answer: D
62. All are true of homocystinuria except
A. disorder of methionine metabolism
B. severe myopia
C. ectopialentis
D. autosomal dominant inheritance
Answer: D
63. Lisch nodule in iris is seen in
A. syphilis
B. sturge weber syndrome
C. vonhippellindau syndrome
D. neurofibromatosis
Answer: D
64. Which of these statements hold true for basal cell carcinoma of the lids?
A. spreads to local lymph nodes
B. commonest malignant tumour of the lids
C. predilection for the lower lid
D. cryotherapy is the treatment of choice
Answer: B
65. The most common cause for Anton’s syndrome is
A. bilateral occipital lobe infarction
B. head injury
C. falcotentorial meningioma
D. multiple metastasis
Answer: A
66. The primary action of superior oblique is
A. abduction
B. intorsion
C. depression
D. adduction
Answer: B
67. Which of the following pairs are yolk muscles?
A. RSR and LIR
B. RSR and LSO
C. LSR and RIO
D. LSO and RIO
Answer: C
68. The cell type commonly seen in the most malignant form of choroidal melanoma is
A. Spindle A
B. Spindle B
C. Epitheloid
D. Mixed
Answer: C
69. Which is not true for Lebersheriditary optic neuropathy?
A. commences around 20 years of age
B. it is a retrobulbar neuropathy
C. females affected more
D. transmission is by mutations in mitochondrial DNA
Answer: C
70. Induction movements, which muscle help in elevation
A. SO in adduction
B. IO in adduction
C. SR in adduction
D. SO in abduction
Answer: B
71. A 75 year old diabetic presented with sudden loss of vision in one eye. Fundus examination showed multipleflame shaped haemorrhages in retina. Probable diagnosis is
A. Central retinal vein occlusion
B. retinal detachment
C. Proliferative retinopathy
D. Cystoid macular oedema
Answer: A
72. Photostress test is performed to diagnose
A. Macular diseases
B. Optic nerve diseases
C. Glaucoma
D. Nerve conduction
Answer: A
73. The refractive index of cornea is
A. 1.333
B. 1.376
C. 1.342
D. 1.420
Answer: B
74. Prominent corneal nerves are a feature of all except
A. acanthamoeba keratitis
B. keratoconus
C. fuchs endothelial dystrophy
D. mycotic keratitis
Answer: D
75. Which of the following is a dystrophy involving bowman’s layer of cornea?
A. granular dystrophy of groenouwe
B. meesman corneal dystrophy
C. ThielBehnke corneal dystrophy
D. gelatinous drop like corneal dystrophy
Answer: C
76. Following are associations of Golden Har syndrome except
A. limbaldermoid
B. mandibular hypoplasia
C. microtia
D. tower skull
Answer: D
77. The optic nerve head in the region of lamina cribrosa is supplied by
A. branches from recurranticiliary arteries
B. Cilioretinal artery
C. branches of posterior ciliary artery
D. (1) and (2)
Answer: C
78. Paralysis of lateral rectus,ipsilateral facial palsy and contralateral hemiplegia is seen in
A. foville syndrome
B. benedicts syndrome
C. millardgubler syndrome
D. webers syndrome
Answer: C
79. The thin elastic membrane lining the inner side of choroid is
A. epiretinal membrane
B. lamina vitrea
C. lamina fusca
D. lamina papyracea
Answer: B
80. A child with retinitis pigmentosa has a bird shaped head and normal pressure hydrocephalus, probable diagnosis is
A. Kearne Sayre syndrome
B. Usher syndrome
C. Cockayne syndrome
D. Bassen-Kornzewig syndrome
Answer: C