SCLERA MCQ 2

11. A painful, tender, non itchy localized redness of the conjunctiva can be due to: 

1. Bulbar spring catarrh

2. Episcleritis

3. Vascular pterygium

4. Phlyctenular conjunctiv 

12. Thickness of sclera is

1. 1 mm

2. 2mm

3. 3 mm

4. 4 mm

5. 5 mm

13. Sclera is outer coat of eye ball. It is

1. fibrous

2. vascular

3. nervous

4. hyaline

5. gel like

14. Which structure lies immediately above sclera

1. conjunctiva

2. episclera

3. uvea

4. retina

5. iris

15. Which structure is becomes visible when sclera is thinned

1. cornea

2. iris

3. uvea

4. retina

5. pupil

16. When sclera is thinned, what color it resembles

1. white

2. orange

3. yellow

4. red 

5. blure

17. In thin sclera, blue color appearance comes from 

1. retina

2. cornea

3. uvea

4. iris

5. pupil

18. Commonest cause of posterior staphyloma is

1. Glaucoma

2. Retinal detachment

3. Iridocyclitis

4. High myopia 

19. Which of the following is the function of sclera

1. gives the shape to eyeball

2. makes it more rigid

3. protects inner parts 

4. all of the above 

19. Which of the following is not a point of firm attachment between the sclera and uvea?

1. Ora serrata

2. Scleral spur

3. internal ostia of vortex veins

4. peripapillary tissue

20. The sclera is pierced by all except

1. Anterior ciliary arteries

2. Episcleral veins anteriorly

3. Vortex veins

4. Posterior ciliary nerves and vessels

5. Optic nerve anteriorly