World Sight Day Quiz - 2022

The first eye bank in India was founded in the year .............

• A 1930
• B 1940
• C 1946
• D 1945

Expand MOOKP.

• A Maximised osteo-odonto keratoprosthesis
• B Minified osteo-odonto keratoprosthesis
• C Modified oculo-odonto keratoprosthesis
• D Modified osteo-odonto keratoprosthesis

The first Eye Bank in India was founded in ..................................

• A Regional Institute of Ophthalmology - Mumbai
• B Regional Institute of Ophthalmology - Calcutta
• C Regional Institute of Ophthalmology - Chennai
• D Regional Institute of Ophthalmology - Banglore

What is the apex angle in degrees of a 10 dioptres prism made of glass?

• A 10 degrees.
• B 20 degrees.
• C 15 degrees.
• D 5 degrees.

A focimeter measures the _________________ of a lens.

• A Focal Length
• B Back vertex power
• C Front vertex power
• D Both b and c

The LTF stands for _________________ when considering tints.

• A Light transmission.
• B Luminance transfer.
• C Luminance transmission.
• D Lengthy transmission.

A X8 loupe has an equivalent power of _______ dioptres.

• A 16
• B 8
• C 24
• D 32

The following are true about the Maddox rod:

• A It can be used to measure cyclotorsion
• B It is used to measure phoria for both near and distance
• C When the cylindrical lenses within the rod are horizontal a horizontal line is seen by the eye when it views a distant white spot through the rod
• D Light incident in the meridian at 900 to axis of Maddox rod is seen as a white line

True statements about the circle of least confusion include:

• A It is the clearest image that a spherocylindrical lens can produce
• B It is located at a point corresponding to the spheroequivalent of a spherocylindrical lens
• C None of the above
• D Both a and b

Marcus-Gunn sign is seen in-

• A Hypertensive retinopathy
• B Retinal detachment
• C Retinitis pigmentosa
• D Diabetic retinopathy

Macula edema is seen in?

• A Age-related macular degeneration
• B Diabetes mellitus
• C Papilioedema
• D CRAO

All of the following are features of retinitis pigmentosa EXCEPT:

• A Bone spicule pigmentation in the retina
• B The waxy pallor of disc
• C Central scotoma
• D Ring scotoma

Amsler grid test is used for diagnosis of-

• A Retinitis pigmentosa
• B Age-related macular degeneration
• C Optic atrophy
• D Choroidits

Tubular vision is caused by-

• A Retinitis pigmentosa
• B Nuclear cataract
• C Papilledema
• D All of these

The superficial retinal hemorrhages are situated in –

• A Outer nuclear layer
• B Inner nuclear layer
• C Inner plexiform layer
• D Nerve fiber layer

....................measures the way a wavefront of light passes through the cornea and the crystalline lens.

• A OCT
• B HRT
• C Macro photography
• D Aberrometry.

The keratometry reading of a myopic eye of 5 Diopters is 43 Diopters and 41 Diopters horizontally and vertically respectively. What is the expected average k-reading after refractive surgery in general?

• A 38
• B 40
• C 41
• D 45

The typical irregular against-the-rule astigmatism in which the topographic steepening nasally and temporally connects inferiorly is seen in

• A Keratoconus
• B Post-pk
• C PMD
• D Keratoglobus

Principle of wavefront aberration finds the clinical utility in all but

• A Refractive and cataract surgeries
• B Understanding to minimize coma and secondary astigmatism
• C Correcting the piston
• D Designing wavefront-guided progressive lenses to counter high order aberrations

Specular microscopy visualizes mosaic pattern of

• A Epithelium
• B Endothelium
• C Bowman’s layer
• D Descemet’s membrane

Piezo-electric crystals are used in

• A Biometric probe
• B Pneumatic Tonometer
• C B scan transducer
• D Ultrasonic pachymeter

In which condition B Scan is suggested even if the media is clear?

• A Absolute glaucoma with NPL vision
• B Retrobulbar neuritis
• C Retinal detachment
• D Macular hole

The test of Psychophysical test does not include

• A Visual Acuity
• B Color Vision
• C Contrast sensitivity
• D VEP

Most reliable method of Gonioscopy includes…..lens

• A Koeppe
• B Barkan
• C Goldman
• D 4 mirror

Coloured haloes are found in all except

• A Pigmentary glaucoma
• B Acute angle closure glaucoma
• C Cataract
• D Uveitis

A true diabetic cataract is also known as

• A Sunflower cataract
• B Rosette-shaped cataract
• C Snow-storm cataract
• D Coronary cataract 3

Most common type of cataract following radiation is

• A Posterior subcapsular
• B Anterior subcapsular
• C Tear-Drop cataract
• D Diffuse cataract

Scleral thinning is a well-known complication of

• A Pterygium surgery
• B Retinal detachment surgeries
• C Trauma
• D All of the above

Developmental cataract is seen in

• A Rubella
• B Galactosemia
• C Mongolian idiocy
• D All of the above

The commonest cause of rubeosis iridis is

• A Diabetes mellitus
• B CRVO
• C CRAO
• D Carotid stenosis