MCQ Series 75: optometry and Ophthalmogy MCQ test series
1. 1 mm increase in axial length of eye produces myopia of
3. Senile nuclear cataract produces
6.High index lenses have a refractive index of about
9. Soft contact lenses are made of
1. 1 mm increase in axial length of eye produces myopia of
A. 3 Diopter
B. 6 Diopter
C. 1 Diopter
D. 4.5 Diopter
2. Newborn eyes are usually
A. Myopic
B. Hypermetropic
C. Emmetropic
D. Astigmatic
3. Senile nuclear cataract produces
A. Index myopia
B. Index hypermetropia
C. Curvature myopia
D. Curvature hypermetropia
4. All the following drugs are cycloplegics EXCEPT
A. Atropine
B. Cyclopentolate
C. Homatropine
D. Pilocarpine
5. All the following are true about Rigid Gear Permeable lenses EXCEPT
A. Provides sharp vision
B. Require adaptation
C. Poor oxygen delivery
D. Associated with minimal depositss
6.High index lenses have a refractive index of about
A. 1.56-1.67
B. 1.42-1.52
C. 1.84-1.88
D. 1.38-1.40
7.Refractive index of crown glass
A. 1.67
B. 1.52
C. 1.73
D. 1.58
8. The handle of the cross cylinder is at an angle of degrees to both axes.
A. 45 degrees
B. 90 degrees
C. 30 degrees
D. 60 degrees
9. Soft contact lenses are made of
A. Polymethyl methacrylate PMMA
B. Silicone
C. Cellulose acetate butyrate
D. Hydroxyethyl ethyl methacrylate (HEMA)
10. Binocular diplopia is seen in
A. Paralytic squint
B. Concomitant squint
C. Cataract
D. Subluxation of lens
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