Q.No: 1 Ante-posterior length of the eyeball at birth is 17.3 mm. What is the size of the eyeball at 7 to 8 years? (RRB Optometry Previous Year MCQs 2019)
- A. 23 mm
- B. 24 mm
- C. 23.5 mm
- D. 24.5 mm
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Q.No: 2 Which has the smallest diameter with respect to the cornea? (RRB Optometry Previous Year Questions 2019)
- A. Anterior horizontal diameter
- B. Posterior horizontal diameter
- C. Anterior vertical diameter
- D. Posterior vertical diameter
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Q.No: 3 A strong membrane that helps in regeneration after injury is: (RRB Optometry Previous Year Questions 2019)
- A. Epiretinal membrane
- B. Descemet’s membrane
- C. Bowman’s membrane
- D. Conjunctiva membrane
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Q.No: 4 All of the following are true about choroids except: (RRB Optometry Previous Year Questions 2019)
- A. 10 numbers of short posterior ciliary arteries
- B. 2 numbers of long posterior ciliary arteries
- C. 7 numbers of anterior ciliary arteries
- D. 4 numbers of long posterior ciliary arteries
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Q.No: 5 How many lamellae are distributed throughout the stroma and lie parallel to the corneal surface? (RRB Optometry Previous Year MCQ 2019)
- A. 400-500
- B. 200-300
- C. 300-400
- D. 100-200
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Q.No: 6 What are active cells that maintain the stroma by synthesizing collagen and extracellular matrix components? (RRB Optometry Year Previous MCQ 2019)
- A. Keratocytes
- B. Lymphocytes
- C. Macrophages
- D. White blood cells
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Q.No: 7 Which of the following statements is not true about Descemet’s membrane? (RRB Optometry Year Previous MCQ 2019)
- A. The posterior lamina is non-banded and homogeneous.
- B. It is the basement membrane of the endothelium.
- C. The anterior lamina exhibits a banded appearance.
- D. Descemet’s membrane does not exhibit an elastic property.
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Q.No: 8 Which shape of the endothelium is considered the most efficacious shape to provide area coverage without gaps? (RRB Optometry Previous Year MCQ 2019)
- A. Heptagon
- B. Octagon
- C. Pentagon
- D. Hexagon
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Q.No: 9 Read the statements and choose the correct option. (RRB Optometrist Previous Year MCQ 2019)
Statement (a): Endothelial cells do not divide and replicate.
Statement (b): The cell density of the endothelium increases normally with aging.
- A. Only (a)
- B. Only (b)
- C. Both (a) and (b)
- D. Neither (a) nor (b)
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Q.No: 10 The opacity of the sclera depends on: (RRB Optometrist Previous Year MCQ 2019)
- A. The number of GAGs
- B. The amount of water
- C. The size and distribution of the collagen fibrils
- D. All of the above
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Q.No: 11 The condition in which one iris differs in color from the other or portions of one iris differ in color from the rest of the iris is called: (RRB Optometrist Previous Year MCQ 2019)
- A. Pigmentary dispersion syndrome
- B. Homochromatic
- C. Heterochromia
- D. Iris synechiae
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12. Identify parts A, B, and C of the given diagram. (RRB Optometry previous year questions Year 20219)
- A. Ciliary stroma, Pars plicata, Ciliary muscle
- B. Ciliary stroma, Ciliary muscle, Pars plicata
- C. Pars plicata, Ciliary stroma, Ciliary muscle
- D. Ciliary muscle, Pars plicata, Ciliary stroma
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13. The ability of the eye to change power and bring near objects into focus on the retina is called: (RRB Optometry previous year questions 20219)
- A. Contraction
- B. Configuration
- C. Accommodation
- D. Concentration
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14. An _____________ is a recording of the electrical response of the retina to light stimulus, which may be a flash of light or a light pattern. (RRB Optometry previous year questions 20219)
- A. Retinal degenerations
- B. Retinitis Pigmentosa
- C. Electroretinogram
- D. Phototransduction
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15. Read the statement and choose the correct option: (RRB Optometry previous year questions 20219)
(a) The photopigment in rods is arranged in the disc membranes, and its protein is the chromophore.
(b) In cones, the photopigment is located throughout the continuous plasma membrane.
- A. Only (a)
- B. Only (b)
- C. Both (a) and (b)
- D. Neither (a) nor (b)
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