PG NEET Ophthalmology MCQs 6 – Lens

  1. True about Vossius’ ring is:
    1. It is the ring around the optic nerve
    2. Synonymous with Soemmering’s ring
    3. The impression of a miotic pupil on the lens
    4. The impression of the dilated pupil on the lens
      1. Ans(3)
  2. The capsule of the crystalline lens is thinnest at:
    1. Anterior pole
    2. Posterior pole
    3. Equator
    4. None
      1. Ans(2)
  3. Polychromatic luster is seen in:
    1. Complicated cataract
    2. Diabetes mellitus
    3. Post-radiation cataract
    4. Congenital cataract
      1. Ans(1)
  4. Ascorbate and Alpha-Tocopherol are maintained in the lens in a 2)reduced state  by:
    1. Glucose
    2. Glycoprotein
    3. Glutathione
    4. fatty acids
      1. Ans(2)
  5. A two-week old child presents with unilateral cataract Which of the following statements in the best management advice?
    1. The best age  to operate to get the best visual result in four weeks
    2. The best age  to operate to get the best visual result in four months
    3. The best age  to operate to get the best visual result in four years
    4. The eye already lost, only cosmetic correction is required
      1. Ans(1)
  6. Which of the following does not handle free radicals in the lens?
    1. Vitamin A
    2. Vitamin C
    3. Vitamin E
    4. Catalase
      1. Ans(1)
  7. Typical appearance of diabetic cataract is:
    1. Blue dot cataract
    2. Post capsular cataract
    3. Snowflake opacities
    4. Sunflower cataract
      1. Ans(3)
  8. The crystalline lens derives its nutrition from:
    1. Blood vessels
    2. Connective tissue
    3. Aqueous and vitreous
    4. A capsule of the lens
      1. Ans(3)
  9. Lens originates from:
    1. Endoderm
    2. Mesoderm
    3. Surface ectoderm
    4. neuroectoderm
      1. Ans(3)
  10. Transport of ascorbic acid in the lens is done by:
    1. Myoinositol
    2. Choline
    3. Taurine
    4. Na-K ATPase
      1. Ans(4)
  11. A child has got a congenital cataract involving the visual axis which was detected by the parents right at birth. Should this child be operated?
    1. Immediately
    2. At 2 months of age
    3. At 1 year of age when the globe becomes normal size
    4. After 4 years when entire ocular and orbital growth becomes normal
      1. Ans(1)
  12. Ligament of Weigert is:
    1. Attachment of the vitreous to the posterior capsule of the lens
    2. Medial palpebral ligament
    3. Attachment of the superior oblique tendon
    4. Associated with the middle ear
      1. Ans(1)
  13. In which of the following condition, constantly changing refractive error is seen :
    1. Trauma cataract
    2. Morgagnian cataract
    3. Incipient cataract
    4. Diabetic cataract
      1. Ans(3)
  14. Zonules suspending the lens are attached to:
    1. Root of iris
    2. Ciliary body
    3. Limbus
    4. Vitreous
      1. Ans(2)
  15. Surface ectoderm gives  rise to all of the following structures except:
    1. Lens
    2. Corneal epithelium
    3. Conjunctival epithelium
    4. anterior layer of the iris
      1. Ans(4)
  16. A position of the lens in Marfan’s syndrome is:
    1. Superior
    2. Supertemporal
    3. Inferior
    4. Nasal
      1. Ans(2)
  17. In which of the following condition Christmas tree  cataract is seen:
    1. Myotonic dystrophy
    2. Trauma
    3. Diabetes
    4. Wilson disease
      1. Ans(1)
  18. Typical bilateral inferonasal subluxation of a lens is seen in:
    1. Marfan’s syndrome
    2. Homocystinuria
    3. Hyperlysinemia
    4. Trauma
      1. Ans(2)
  19. The laser used for management of after – cataract is:
    1. Ruby
    2. Co2
    3. YAG
    4. Argon
      1. Ans(3)
  20. Ectopia lens is seen in:
    1. Marfan’s syndrome
    2. Congenital rubella
    3. Homocystinuria
    4. Sulfite oxidase deficiency
      1. Ans1()
  21. The ideal intraocular lens is:
    1. Spider lens
    2. posterior chamber lens
    3. Anterior chamber lens
    4. Iris supported lens
      1. Ans(2)
  22. Anterior lenticonus is seen in:
    1. Alport’s syndrome
    2. Lowe’s syndrome
    3. Down’s syndrome
    4. William’s syndrome
      1. Ans(1)
  23. Fincham’s test differentiates cataract from:
    1. Retinal detachment
    2. anterior uveitis
    3. Open-angle glaucoma
    4. Acute narrow-angle glaucoma
      1. Ans(4)
  24. Spontaneous absorption of a lens material is seen in:
    1. marfan’s syndrome
    2. Hallerman Streiff syndrome
    3. Aniridia
    4. Persistent hyperplastic primary vitreous
      1. Ans(2)
  25. In children the most common cataract is:
    1. Discoid
    2. embryonal
    3. Zonular
    4. Blue Dot
      1. Ans(4)
  26. Gene commonly indicated in congenital cataract:
    1. PAX -6
    2. CRYGS -3
    3. LMX -1B
    4. PITX -3
      1. Ans(2)
  27. In aphakia, the treatment of choice is:
    1. Posterior chamber IOL
    2. Anterior chamber IOL
    3. Contact lens
    4. Spectacles
      1. Ans(1)
  28. Most common type of congenital cataract is;
    1. Capsular
    2. Zonular
    3. Cupuliform
    4. Blut dot
      1. Ans(4)
  29. Anterior lenticonus is seen in:
    1. Down syndrome
    2. Alport syndrome
    3. William syndrome
    4. Lowe syndrome
      1. Ans(2)
  30. Most common congenital cataract associated with a decreased vision:
    1. Blue Dot
    2. capuliform
    3. Zonular
    4. Coronary
      1. Ans(3)
  31. In which of the following condition polychromatic luster  is seen:
    1. Posterior cortical cataract
    2. Cupuliform cataract
    3. Posterior subcapsular cataract
    4. Zonular cataract
      1. Ans(3)
  32. Rider’s are seen in:
    1. Blue dot cataract
    2. Zonular cataract
    3. Sutural cataract
    4. Coronary cataract
      1. Ans(2)
  33. Which of the following ATT  drug’s is associated with a cataract?
    1. INH
    2. Rifampicin
    3. Capreomycin
    4. Ethambutol
      1. Ans(1)
  34. The commonest type of cataract;
    1. Hereditary
    2. Trauma
    3. Diabetes
    4. Age-related
      1. Ans(4)
  35. Steroid-induced cataract is:
    1. Posterior subcapsular
    2. Anterior subcapsular
    3. Nuclear cataract
    4. cupuliform cataract
      1. Ans(1)
  36. Which of the following is true regarding the concentration of proteins in senile cataract?
    1. More insoluble protein, less soluble protein
    2. More soluble protein, less soluble protein
    3. Equal concentration of soluble and insoluble protein
    4. None of the above
      1. Ans(1)
  37. Riders are seen in which of the following condition
    1. Blue Dot
    2. Zonular cataract
    3. coralliform cataract
    4. Traumatic cataract
      1. Ans(2)
  38. High molecular weight protein present in the cataractous lens in humans:
    1. HM1 and HM 2
    2. HM2 and HM 3
    3. HM3 and HM 4
    4. HM4 and HM1
      1. Ans(3)
  39. In which of the following condition sunflower cataract is seen
    1. Chalcosis
    2. Trauma
    3. NIDDM
    4. Hypertension
      1. Ans(2)
  40. Most visually significant cataract:
    1. Nuclear cataract
    2. Cortical cataract
    3. Posterior subcapsular cataract
    4. Zonular cataract
      1. Ans(3)
  41. Rosette shaped cataract is caused by which of the following?
    1. Hypertension
    2. NIDDM
    3. Radiation
    4. Trauma
      1. Ans(4)
  42. Second sight phenomenon is seen in
    1. Nuclear cataract
    2. Cortical cataract
    3. posterior subcapsular cataract
    4. Mature cataract
      1. Ans(1)
  43. Stellate posterior subcapsular cataract is seen in
    1. Hypertension
    2. diabetes
    3. Myotonic dystrophy
    4. SLE
      1. Ans(3)
  44. Index myopia is seen in
    1. Mature cataract
    2. Nuclear cataract
    3. Cortical cataract
    4. posterior subcapsular cataract
      1. Ans(1)
  45. Type of senile cataract notorious for glaucoma formation
    1. Nuclear cataract
    2. Intumescent cataract
    3. Hypermature cataract
    4. Incipient cataract
      1. Ans(2)
  46. True about posterior subcapsular cataract is:
    1. The visual loss is late
    2. It is a type of mature senile cataract
    3. Difficulty in bright light is a symptom
    4. Glare is uncommon
      1. Ans(3)
  47. Early visual rehabilitation is seen in which of  the following cataract surgery:
    1. Phacoemulsification
    2. ECCE with intraocular lens implantation
    3. Lumpectomy
    4. Intracapsular lens extraction
      1. Ans(1)
  48. Which of the following is not seen in uncomplicated mature cataract?
    1. An absence of iris shadow
    2. Pearly white color
    3. Normal anterior chamber
    4. Absent light perception
      1. Ans(4)
  49. Which of the following is the most common complication of extracapsular cataract surgery
    1. Vitreous hemorrhage
    2. Opacification of the posterior capsule
    3. Retinal detachment
    4. None
      1. Ans(2)
  50. Bilateral lens dislocation is seen in all the following except
    1. Rubella
    2. Marfan’s syndrome
    3. Marchesani syndrome
    4. Homocystinuria
      1. Ans(1)

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