MCQ Series 69: optometry and Ophthalmogy MCQ test series
1. Approximate number of retinal photoreceptors is
3. The normal resolution visual acuity level of 6/6 is attained at the age of
8. Adies' tonic pupil
1. Approximate number of retinal photoreceptors is
A. 1 million
B. 25 million
C. 10 million
D. 125 million
2. Which is not true of the parvocellular type of retinal ganglion cells?
A. they are color sensitive
B. predominantly seen in macular region
C. transmit motion related information
D. cells have thinner axons of small caliber
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
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
5. Which is not viscoelastic?
A. 1% sodium hyaluronate
B. 3% methyl cellulose
C. 5% acetyl cysteine
D. 2% hypromellose
6.Contrast sensitivity is affected in
A. diabetic retinopathy
B. optic neuritis
C. myopia
D. astigmatism
7. The average corneal endothelial cell count is
A. 2000/"mm^2""
B. 1800/"mm^2"
C. 3500/"mm^2""
D. 2800/ "mm^2
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
9. Which of these help in visualization of corneal be cells?
A. Confocal microscope
B. Optical coherence tomography
C. Pachymeter
D. Slit lamp biomicroscope
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
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