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Home >> Ophthalmology >> Lens >> Mcqs Page 1

(Single Best Answer) Question 1: Surface ectoderm gives rise to all of the following structures except ?

A) Lens
B) Corneal epithelium
C) Conjunctival epithelium
D) Anterior layer of iris
Answer (Select an option above to get the answer):

(Single Best Answer) Question 2: Typically bilateral inferior lens subluxation of the lens is seen in ?

A) Marfan's syndrome
B) Homocystinuria
C) Hyperlysinaemia
D) Ocular trauma
Answer (Select an option above to get the answer):

(Single Best Answer) Question 3: Dislocation of the lens is seen in which of the following syndromes ?

A) Down's
B) Edward's
C) Marfan's
D) Turner's
Answer (Select an option above to get the answer):

(Single Best Answer) Question 4: Which of these does not handle the free radicals in lens ?

A) Vitamin A
B) Vitamin C
C) Vitamin E
D) Catalase
Answer (Select an option above to get the answer):

(Single Best Answer) Question 5: The molecule, which is the initiator of cataract formation in the eye lens and whose 1-phosphate derivative is responsible for liver failure, is ?

A) Sorbitol
B) Mannitol
C) Inositol
D) Galactitol
Answer (Select an option above to get the answer):

(Single Best Answer) Question 6: In aphakia, the treatment of choice is ?

A) Contact lenses
B) Intraocular lenses
C) Spectacles
D) Laser treatment
Answer (Select an option above to get the answer):

(Single Best Answer) Question 7: "Sunflower" type cataract is characteristically seen in ?

A) Congenital syphilis
B) Chalcosis
C) Diabetes
D) Stragardt's disease
Answer (Select an option above to get the answer):