Ophthalmology and Optometry MCQ Quiz - 2
1. The strongest attachment of the vitreous body to the surrounding structure at the level of:
◻️A. Vitreous base
◻️B. Optic disc
◻️C. Posterior surface of the lens
◻️D. Foveal region
2. Neurons of first order neuron for visual sensations are:
◻️A. Rods and cones
◻️B. Bipolar cells
◻️C. Ganglion cells
◻️D. None of the above
3. Henle’s layer refers to the thickened outer plexiform layer in the region
◻️A. Foveola
◻️B. Foveal region
◻️C. Parafoveal region
◻️D. Paramacular region
4. Glands of Zeis are:
◻️A. Modified sebaceous glands
◻️B. Modified sweat glands
◻️C. Modified lacrimal glands
◻️D. Modified meibom
5. Sclera is weakest at the level of:
◻️A. Macula
◻️B. Equator
◻️C. Insertion of extraocular muscles
◻️D. Ora serrata
6. The denitive colour of the iris depends upon the:
◻️A. Anterior limiting layer
◻️B. Stroma
◻️C. Anterior pigmented epithelium
◻️D. Posterior pigmented epithelium
7. Diameter of the macula lutea is:
◻️A. 1.5 mm
◻️B. 3.5 mm
◻️C. 4.5 mm
◻️D. 5.5 mm
8. The number of ciliary processes is about:
◻️A. 20–30
◻️B. 50–60
◻️C. 70–80
◻️D. 90–100
9. Major retinal vessels are present in:
◻️A. Between the vitreous and internal limiting membrane
◻️B. The nerve fibre layer
◻️C. The inner plexiform layer
◻️D. The inner nuclear layer
10. Neurones of third order for visual sensations lie in:
◻️A. Layer of bipolar cells
◻️B. Layer of ganglion cells
◻️C. Lateral geniculate body
◻️D. Visual cortex
11. Optic nerve bres once cut, do not regenerate because they are not cov by:
◻️A. Myelin sheath
◻️B. Neurilemma
◻️C. Both of the above
◻️D. None of the above
12. The shortest extraocular muscle is:
◻️A. Superior oblique
◻️B. Inferior oblique
◻️C. Superior rectus
◻️D. Inferior rectus
13. Layer of non-pigmented epithelium of the ciliary body is the forward continuation of the:
◻️A. Pigment epithelium of the retina
◻️B. Sensory retina
◻️C. Internal limiting membrane of the retina
◻️D. Bruch’s membrane of the choroid
14. Ducts of the main lacrimal gland open in:
◻️A. Superior fornix
◻️B. Inferior fornix
◻️C. Both of the above
◻️D. None of the above Required
15. The nerve which has the longest intracranial course is:
◻️A. Fourth cranial nerve
◻️B. Third cranial nerve
◻️C. Sixth cranial nerve
◻️D. Fifth cranial nerve
16. Diameter of fovea centralis is:
◻️A. 0.5 mm
◻️B. 1.0 mm
◻️C. 1.5 mm
◻️D. 2.5 mm
17. The longest extraocular muscle is:
◻️A. Superior oblique
◻️B. Inferior oblique
◻️C. Superior rectus
◻️D. Inferior rectus
18. Diameter of the optic disc is:
◻️A. 1.5 mm
◻️B. 2.5 mm
◻️C. 3.5 mm
◻️D. 5 mm
19. The posterior end of which muscle insertion lies near the macula ?
◻️A. Inferior oblique
◻️B. Superior oblique
◻️C. Superior rectus
◻️D. Inferior rectus Required
20. Optic nerve consists of axons of:
◻️A. Ganglion cells
◻️B. Bipolar cells
◻️C. Rods and cones
◻️D. All of the above
0 Comments