Ophthalmologie Test

28 votes, 5 avg

You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed*

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Ophthalmologie Test

1 / 60

What is the optimal procedure for analysis of the bony orbit?

a. Contrast enhanced plain X-ray films

b. Magnetic resonance imaging

c. Computerized tomography

d. Ultrasound

2 / 60

Floor of orbit is:

a. lacrimal bone

b. ethmoid bone

c. lesser wing of sphenoid bone

d. Palatine bone

e. frontal bone

3 / 60

Longer of nasolacrimal duct is:

a. 4 mm

b. 12 mm

c. 10 mm

d. 2 mm

e. 8 mm

4 / 60

The strongest bone of the orbit is:

a. Zygomatic bone

b. Lacrimal bone

c. Ethmoid bone

d. Sphenoid bone

e. Palatine bone

5 / 60

Corneal scraping is not indicated in corneal ulcer:

a. atypical infected organism is suspected

b. central ulcer

c. Large ulcer

d. Small infiltrate and Peripherally located ulcer

e. not responding to current treatment

6 / 60

Volume of vitreous is:

a. 5 cc

b. 4 cc

c. 2 cc

d. 6 cc

e. 3 cc

7 / 60

Which concentration of atropine (eye drop) use for decrease myopia progression in children?

a. 0.1%

b. 0.01%

c. 0.001%

d. 1%

e. 2%

8 / 60

The thickness of cornea is:

a. 500 microns

b. 440 microns

c. 540 microns

d. 600 microns

e. 640 microns

9 / 60

Which statement is true about Myopia?

a. Correct with Convex lens

b. Correct with Concave lens

c. Advice not to wear glasses

d. Correct with Cylinder lens

e. Cannot correct with laser vision correction

10 / 60

Treatment of pterygium:

a. Surgery

b. Oral Medication

c. Observation

d. Wear sunglasses

e. Topical medication

11 / 60

The strongest attachment of vitreous locate in:

a. optic nerve

b. macula

c. Vitreous base

d. lens capsule

e. retinal vessels

12 / 60

WHO grading of trachoma, Surgical intervention in:

a. TS

b. TT

c. TF

d. CO

e. TI

13 / 60

A 3-year-old boy with recurrent follicular conjunctivitis with linear conjunctiva scarring(Altr line) . What is the best option of treatment for this patient?

a. Eye drop antiviral

b. Oral erythromycine

c. Surgical correction

d. Lubricant eye drop

e. Oral Doxycycline

14 / 60

Which one is gram negative bacterial infection of the cornea?

a. Enterococci

b. Listeria

c. Nocardia

d. Staphylococci

e. Pseudomanas

15 / 60

Which germ can penetration to cornea through a healthy cornea epithelium?

a. Neisseria gonorrhoeae

b. Nocardia

c. Enterococci

d. Staphylococci

e. Streptococci

16 / 60

Failure to treat gonococcal conjunctivitis may lead to which of the following conditions?

a. Orbital cellulitis

b. Necrotizing scleritis

c. Chancre formation

d. Corneal ulceration and perforation

17 / 60

Which extraocular muscle attach near the limbus?

a. Superior rectus

b. Superior oblique

c. Lateral rectus

d. Inferior rectus

e. Medial rectus

18 / 60

Volume of orbit:

a. 40 cm

b. 20 cm

c. 30 cm

d. 10 cm

e. 50 cm

19 / 60

រោគសញ្ញាខាងក្រោមនេះ មាននៅក្នុង Non Proliferative Diabetic Retinopathy ( NPDR), លើកលែងតែ:

a. Hard exudates

b. New vessels at the optic disc

c. Microaneurysm (MA)

d. Intraretinal hemorrhages

e. Dot and blot hemorrhages

20 / 60

តើផលវិបាកណាមួយមិនមាននៅក្នុង Central Retinal Vein Occlusion

a. Vitreous Hemorrhage

b. All of above

c. Sudden painless decrease vision

d. Diffuse retinal hemorrhages in all four quadrants of the retina

e. Optic disc edema

21 / 60

Photo receptors: ជ្រើសរើសចម្លើយដែលមិនត្រឹមត្រូវ

a. Cone responsible for color and daytime vision

b. Can capture image and convert to electric impulse

c. Rod responsible for night and black and white vision

d. Rod had got more number than cone

e. Photoreceptor seat on internal limiting membrane

22 / 60

មូលហេតុនៃ Rhegmatogenous Retinal Detachment គឺបណ្ដាលមកពី

a. None of above

b. Sub Retinal mass

c. Retinal Fibrosis

d. Retinal Tumor

e. Retinal Hole/ Tear

23 / 60

Photoreceptors : ជ្រើសរើសឃ្លាខាងក្រោមដែលមិនត្រឹមត្រូវ:

a. Rods are more concentrated all part of retina

b. Cones are concentrated in fovea

c. Cones responsible for color vision

d. Cones and got the same quantity as Rods

e. Rods responsible for night vision

24 / 60

ជ្រើសរើសចម្លើយដែលត្រឹមត្រូវចំពោះគោលការណ៍សំខាន់នៃការព្យាបាល Diabetic Retinopathy” :

a. All of above

b. Surgery for Vitreous Hemorrhage

c. Laser photocoagulation

d. Tight control of blood glucose

e. Intra Vitreal Injection of Anti-VGF, Steroid

25 / 60

ការបាត់បង់គំហើញភ្លាមៗ ហើយមានលក្ខណៈធ្ងន់ធ្ងរបំផុតបណ្ដាលមកពី

a. Optic neuritis

b. Retinal detachment

c. Vitreous hemorrhage

d. Central retinal venous occlusion

e. Central retina artery occlusion

26 / 60

ជម្ងឺភ្នែកផ្សេងៗបណ្ដាលមកពីជម្ងឺទឹកនោមផ្អែមគឺ (Ocular Manifestation in patient with Diabetic is/ are) :

a. Vitreous Hemorrhage

b. All of above

c. Retinopathy

d. Glaucoma

e. Cataract

27 / 60

មូលហេតុ Etiology) នៃ Branch Retinal Artery Occlusion, មានដូចខាងក្រោម លើកលែងតែ:

a. Systemic lupus erythematosus

b. Giant cell arteritis

c. Embolus

d. Thrombosis

e. Diabetic Retinopathy

28 / 60

Diabetic Retinopathy pathogenesis:

a. Reduce number of endothel and pericytes

b. Breakdown of blood retinal barrier causes leakage of plasma constituents

c. All of above

d. Distension of capillary wall and Causes Microaneurysms

e. Loss of vessel wall integrity

29 / 60

តើកោសិកាណាដែលមានចំនួនច្រើនជាងគេនៅក្នុងរ៉េទីន?

a. Ganglion

b. Cone

c. Bipolar

d. Horizontal

e. Rod

30 / 60

ការប្រើ Laser Photocoagulation: ចម្លើយខាងក្រោមត្រឹមត្រូវលើកលែងតែ :

a. It is safe for eyes with Macula edema

b. Will be mostly used for treatment of long standing Vitreous Hemorrhage

c. Can use for both NPDR and PDR

d. Will destroy retina tissues

e. Will reduce the risk of Neovascularization of retina

31 / 60

មូលហេតុជួបប្រទះញឹកញាប់ជាងគេនៃ Branch Retinal Vein Occlusion គឺបណ្ដាលមកពី

a. Diabetic Macula Edema

b. Neovascular Glaucoma

c. Sub Retinal Mass

d. Hypermature Cataract

e. Hypertension

32 / 60

ករណីមាន Peripheral Retinal Degeneration អាចបណ្ដាលឲ្យ

a. Retinal Detachment

b. All of above

c. Macula Edema

d. Branch Retinal Arteria Occlusion

e. Branch Retinal Vein Occlusion

33 / 60

នៅក្នុង Diabetic Retinopathy សរសៃឈាមថ្មី (new vessel )កកើតឡើងបណ្ដាលមកពី

a. Vitreous hemorrhage

b. Retinal hemorrhage

c. Retinal ischemia

d. Retinal breaks

e. Retinal oedema

34 / 60

មូលហេតុ (Etiology) នៃ Central Retinal Artery Occlusion គឺ:

a. Embolus

b. Systemic Lupus Erythematous

c. Giant cell arteritis

d. Thrombosis

e. All of above

35 / 60

ការព្យាបាលនៃ Branch Retinal Artery Occlusion គឺ:

a. Avastin injection

b. C3F8 ophthalmic Gas injection

c. Treat any underlying medical problem

d. Treatment is mostly effective

e. Laser Photocoagulation

36 / 60

ហានិភ័យ (Risk Factor) នៃ Rhegmatogenous Retinal Detachment គឺបណ្ដាលមកពី :

a. Vitreous detachment (vitreous traction)

b. Cataract surgery complicated by vitreous loss

c. All of above

d. High myopia

e. Lattice degeneration of Peripheral Retina

37 / 60

លក្ខណៈខាងក្រោមជា Risk factor នៃជម្ងឺ Diabetic Retinopathy លើកលែងតែ:

a. Close relation with System Lupus Erythematous

b. Hyperglycemia

c. Pregnancy

d. Duration of diabetes

e. Blood pressure

38 / 60

ការព្យាបាល ការរហែកស្រទាប (Retina Tear) គឺ

a. Scleral Buckle (ដាក់ក្រវ៉ាតគ្រាប់ភ្នែក)

b. Vitrectomy and Endo-Laser

c. Laser Photocoagulation

d. Injection of Silicon oil

e. Injection of C3F8 ophthalmic gas

39 / 60

តើ Symptom ណាមួយដែលមិនមាននៅក្នុង Rhegmatogenous Retinal Detachment?

a. Transient visual loss ( Amaurosis fugax)

b. Flashes of light,

c. Curtain or shadow moving over the field of vision,

d. Floaters,

e. Peripheral or central visual loss or both.

40 / 60

ជម្ងឺងងឹតព៍ណ (Color Blind/ Deficiency ) ភាគច្រើនកើតនៅលើ

a. Diabetic patient

b. Women

c. Men

d. Obese person

e. Pregnant lady

41 / 60

ករណីបាត់បង់គំហើញភ្លាមៗ ហើយពុំមានការឈឺចាប់ភាគច្រើនបណ្ដាលមកពីជម្ងឺ:

a. Giant cell arteritis

b. Herpes simplex keratitis (dendritic ulcer)

c. Central Retinal Thrombosis

d. Primary open angle glaucoma

e. Acute anterior uveitis

42 / 60

ចំពោះ Microvascular Occlusion in Diabetic Retinopathy: ជ្រើសរើសប្រយោគដែលមិនត្រឹមត្រូវ :

a. Deformation of Red blood Cells

b. Retinal capillary non-perfusion & hypoxia

c. High Blood sugar

d. Changes in platelets

e. Capillary changes

43 / 60

ថ្នាំប្រឆាំងសរសៃឈាមដុះថ្មីត្រូវបានប្រើប្រាស់សម្រាប់ព្យាបាលជម្ងឺរ៉េទីនខាងក្រោមលើលលែងតែ ( Anti-Vascular Growing Factor ( Anti-VGF) medication):

a. Central Retina Arterial Occlusion

b. Macular Edema from Branch Retinal Vein Occlusion

c. Diabetic Macula edema

d. Non Prolipherative Diabetic Retinopathy (NPDR)

e. Prolipherative Diabetic Retinopathy (PDR)

44 / 60

រោគសញ្ញានៃ Non Prolipherative Diabetic Retinopathy (NPDR) មានដូចខាងក្រោមលើកលែងតែ:

a. Microaneurysm (MA)

b. Intraretinal hemorrhages

c. Hard exudates

d. Macula dystrophy

e. Dot and blot hemorrhages

45 / 60

ជ្រើសរើសចម្លើយដែលមិនមែនជាផលវិបាកនៃជម្ងឺទឹកនោមផ្អែមទៅលើភ្នែក:

a. Neovasculaization on iris

b. Glaucoma

c. Cataract

d. Posterior Vitreous Detachment

e. Vitreou Hemorhage

46 / 60

កំរាស់របស់ Lipid layer

a. 0.2μm

b. 0.7μm

c. 0.1μm

d. 1μm

47 / 60

មូលហេតុដែលជាឧបសគ្គជួបញឹកញាប់ជាងគេរបស់ Dacryocystitis?

a. Diverticula of the lacrimal sac

b. Dacryoliths

c. Lacrimal sac tumor

d. Trauma

e. Nasolacrimal duct obstruction

48 / 60

មូលហេតុអ្វីខ្លះដែលបណ្ដាលអោយដំបៅកញ្ចក់ភ្នែក លើកលែងតែ?

a. ការប៉ះទង្គិចលើកញ្ចក់ភ្នែក

b. មេរោគទុំលើកញ្ចក់ភ្នែក

c. ការប្រើថ្នាំអង់ទីប៊ីយូទិច (anti-biotique)

d. ពាក់ contact lens មិនស្អាត

49 / 60

lipide layer បញ្ចេញមកពី

a. Conjuntiva goblet cell

b. Meiboman gland

c. Epithelium of the cornea

d. Lacrimal gland

50 / 60

Mucin layer បញ្ចេញមកពី

a. Lacrimal gland

b. Epithelium of the cornea

c. Conjuntiva goblet cell

d. Meiboman gland

51 / 60

មួយណាដែលមិនមែនជាមូលហេតុបណ្ដាលអោយភ្នែកស្រលៀង:

a. Congenital

b. Myasthenia gravis

c. Chronic progressive external ophthalmoplegia (CPEO)

d. Medication

e. Trauma

52 / 60

មូលហេតុនៃភ្នែកមីញ៉ូបកុមារ៖

a. ការអានសៀវភៅ ឬ ធ្វើកិច្ចការជិតភ្នែកច្រើន

b. តំណរពូជ

c. ញុំអាហារដែលមានសារជាតិ Carbone Hydrate ច្រើន

d. ការលែងហ្គេម ក្នុងកុំព្យូទ័រច្រើនម៉ោង

e. ទាំងអស់ខាងលើ

53 / 60

Refractive errors

a. Hyperopia corrected by cylindrical lenses

b. Astigmatism corrected by minus lenses.

c. Myopia corrected by plus lens

d. Corrected by contact lenses

54 / 60

ស្រទាប់នៅខាងក្រៅនៃកំរាស់ទឹកភ្នែក :

a. Mucin layer

b. Lipid layer

c. Aqueuos layer

55 / 60

អ្វីទៅហៅថាភ្នែកអុីពែម៉េត្រូប (Hypermetropice) លើកលែងតែ?

a. រូបភាពនៅពីក្រោយសរសៃបាតភ្នែក

b. ភ្នែកខ្លីខុសពីធម្មតា

c. ទំហំគ្រាប់ភ្នែកធំខុសពីធម្មតា

d. មើលជិតមិនច្បាស់

56 / 60

The best choice of treatment in acute angle closure glaucoma is:

a. Anti glaucoma follow by peripheral iridectomy (PI)

b. Anti glaucoma follow by Trabeculectomy

c. Trabeculectomy

d. Anti glaucoma

57 / 60

ជំងឺភ្នែកឡើងបាយទារកបណ្ដាលមកពី

a. ទាំងអស់ខាងលើ

b. ត្រូវរបួសចំគ្រាប់ភ្នែក

c. ម្ដាយមានជំងឺស្អូចនៅពេលមានផ្ទៃពោះ

d. ជំងឺទឹកនោមផ្អែម

e. ការប៉ះទង្គិច

58 / 60

តើភ្នែកដុះកន្ទុយថ្លែនបណ្ដាលមកពីមូលហេតុអ្វីខ្លះ លើកលែងតែ?

a. រលាកដោយជាតិគីមី

b. ប៉ះកម្ដៅ, ខ្យល់

c. ប្រើថ្នាំ

d. ប៉ះកាំរស្មី UV

e. ការប៉ះទង្គិចលើភ្នាសភ្នែក

59 / 60

ការព្យាបាលទឹកដក់ក្នុងភ្នែក លើកលែងតែ

a. បន្ដក់ថ្នាំភ្នែកអង់ទីប៊ីយ៉ូទិច

b. ព្យាបាលដោយឡែស័រ

c. វះកាត់ធ្វើផ្លូវទឹក

d. បន្ដក់ថ្នាំភ្នែកបន្ថយសម្ពាធទឹក

60 / 60

អ្វីទៅហៅថាភ្នែកប្រេសបាយអូបពា (prebyopia) លើកលែងតែ?

a. មើលឆ្ងាយមិនច្បាស់

b. កើតឡើងចាប់ពីអាយុ ៤០ឆ្នាំឡើងទៅ

c. អាកុំម៉ូដេហ្សិន (Accommodation) ថយចុះ

d. មើលជិតមិនច្បាស់

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត