Quiz: NEUROPHTHALMOLOGY

95. Optic nerve axon emerges from:

A a. Ganglion cells B b. Rods and cones C c. Amacrine cells D d. Inner nuclear layer

96. Papilloedema has all the following characteristics except:

A a. Marked loss of vision B b. Blurring of disc margins C c. Hyperemia of disc D d. Field defect

97. Homonymous hemianopia is the result of a lesion in:

A a. Optic chiasma B b. Retina C c. optic tract D d. Optic nerve

98. Mydriasis is present in all the following except:

A a. Third nerve lesion B b. Pontine haemorrhage C c. Datura poisoning D d. Fourth stage of anesthesia

99. D-shaped pupil occurs in:

A a. Iridocyclitis B b. Iridodenesis C c. Cyclodialsis D d. Iridodialysis

100. In complete third nerve paralysis the direction of the affected eye in the primary position is:

A a. Inward B b. Outward C c. Outward and up D d. Outward and down

101. All the following are extraocular muscle of eye except:

A a. Superior rectus B b. Ciliary muscle C c. Inferior oblique D d. Superior oblique

102. The action of superior rectus is:

A a. Elevation, intorsion, abduction B b. Elevation, intorsion, adduction C c. Elevation, extorsion, adduction D d. Elevation, extorsion, abduction.

103. The action of inferior oblique is:

A a. Depression, extorsion, abduction B b. Depression, extorsion, adduction C c. Elevation, extorsion, adduction D d. Elevation, extorsion, abduction

104. The only extraocular muscle which does not arise from the apex of the orbit is:

A a. Superior rectus B b. Superior oblique C c. Inferior oblique D d. Inferior rectus

105. In concomitant squint:

A a. Primary deviation > Secondary deviation B b. Primary deviation < Secondary deviation C c. Primary deviation D d. None of the above

106. In paralytic squint, the difference between primary and secondary deviation in the gaze of direction of the paralytic muscle:

A a. increases B b. Decreases C c. Remains the same D d. none of the above

107. In grades of binocular vision; grade 2 is:

A a. Simultaneous macular vision B b. Fusion C c. Stereopsis D d. none of the above

108. The best treatment for amblyopia is:

A Orthoptic exercises B Occlusion C Surgery D Best treat after age 10 years