Ophthalmologie Test

25 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

ប្រភេទផ្សេងៗនៃកំហុសកំណុំរូបភាពចំពោះកុមារ, លើកលែងតែ៖

a. សំលាកកញ្ចក់ភ្នែក

b. ភ្នែគមីញ៉ូប (myopia)

c. អាស្ទីកម៉ាត (astigmatism)

d. អុីពែម៉េត្រូប (hypermetropia)

2 / 60

Hypermetropia or Hyperopia:

a. Minus lenses correct hyperopia

b. Cornea is steeper than normal

c. Distant object is clearer than near

d. Axial length is longer than normal

3 / 60

មូលហេតុដែលជាឧបសគ្គជួបញឹកញាប់ជាងគេរបស់ Dacryocystitis?

a. Lacrimal sac tumor

b. Nasolacrimal duct obstruction

c. Dacryoliths

d. Trauma

e. Diverticula of the lacrimal sac

4 / 60

មូលហេតុនៃភ្នែកមីញ៉ូបកុមារ៖

a. ការលែងហ្គេម ក្នុងកុំព្យូទ័រច្រើនម៉ោង

b. ការអានសៀវភៅ ឬ ធ្វើកិច្ចការជិតភ្នែកច្រើន

c. ញុំអាហារដែលមានសារជាតិ Carbone Hydrate ច្រើន

d. តំណរពូជ

e. ទាំងអស់ខាងលើ

5 / 60

ការព្យាបាលទឹកដក់ក្នុងភ្នែក លើកលែងតែ

a. បន្ដក់ថ្នាំភ្នែកបន្ថយសម្ពាធទឹក

b. ព្យាបាលដោយឡែស័រ

c. បន្ដក់ថ្នាំភ្នែកអង់ទីប៊ីយ៉ូទិច

d. វះកាត់ធ្វើផ្លូវទឹក

6 / 60

រោគសញ្ញាទឹកដក់ក្នុងភ្នែក លើកលែងតែ

a. បាត់ទំហំ

b. ភ្នែកឈឺចាប់, ចុកគ្រាប់ភ្នែក

c. គ្រាប់ភ្នែកស មិនមានការឈឺចាប់

d. ភ្នែកក្រហម

e. ភ្នែកស្រវាំង

7 / 60

តើចំលើយមួយណាដែលខុស Management នៃ Strabismus?

a. In children, Patching or Occlusion therapy for amblyopia

b. Consider muscle Surgery

c. Medication treatment

d. Correct any refractive Component

8 / 60

កំរាស់របស់ Lipid layer

a. 0.2μm

b. 1μm

c. 0.1μm

d. 0.7μm

9 / 60

ស្រទាប់នៅខាងក្រៅនៃកំរាស់ទឹកភ្នែក :

a. Lipid layer

b. Aqueuos layer

c. Mucin layer

10 / 60

ក្មេងកើតមកមាន Dacryostenosis តើមួយណាជាចំលើយខុស?

a. រយៈពេល 5 ឆ្នាំឡើងទៅអាចធ្វើ DCR បាន

b. ធ្វើ Massage of Lacrymal Sac មុនគេ

c. ត្រូវធ្វើ DCR តែម្ដងជាការស្រេច

d. រយៈពេល 6 ខែចាប់ផ្ដើមធ្វើ Probing

11 / 60

រោគសញ្ញាភ្នែកម៉្ញូប (myopia) លើកលែងតែ

a. មើលឆ្ងាយមិនច្បាស់ មើលជិតច្បាស់

b. អានអក្សរកៀកៗភ្នែក

c. សម្លឹងមើលអក្សរធ្វើភ្នែកព្រឺមៗ

d. ភ្នែកក្រហម

12 / 60

Layers of the cornea:

a. 4

b. 6

c. 5

d. 3

13 / 60

មូលហេតុអ្វីខ្លះដែលបណ្ដាលអោយដំបៅកញ្ចក់ភ្នែក លើកលែងតែ?

a. ការប៉ះទង្គិចលើកញ្ចក់ភ្នែក

b. ការប្រើថ្នាំអង់ទីប៊ីយូទិច (anti-biotique)

c. ពាក់ contact lens មិនស្អាត

d. មេរោគទុំលើកញ្ចក់ភ្នែក

14 / 60

ស្រទាប់ក្រៅបង្អស់នៃ cornea គឺ:

a. Endothelium

b. Epithelium

c. Bowman layer

d. Stroma

e. Epiderm

15 / 60

តើភ្នែកដុះកន្ទុយថ្លែនបណ្ដាលមកពីមូលហេតុអ្វីខ្លះ លើកលែងតែ?

a. រលាកដោយជាតិគីមី

b. ប៉ះកម្ដៅ, ខ្យល់

c. ការប៉ះទង្គិចលើភ្នាសភ្នែក

d. ប្រើថ្នាំ

e. ប៉ះកាំរស្មី UV

16 / 60

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

a. All of above

b. Retinopathy

c. Vitreous Hemorrhage

d. Glaucoma

e. Cataract

17 / 60

ឃ្លាខាងក្រោមត្រឹមត្រូវ លើកលែងតែ (All statement below are correct except) :

a. When looking into the distance the lens is pulled into a ‘thin’ shape

b. The normal ratio of diameters of veins to arteries is 3 : 2

c. The retina reflects most of the light

d. The fovea is at the center of the macula region

e. The cornea helps the lens to focus light on the retina

18 / 60

ជ្រើសរើសចម្លើយត្រឹមត្រូវ ចំពោះ “ សរសៃប្រសាទ Opticបង្កើតឡើងដោយ” :

a. Axon of Photoreceptor Cells

b. Axon of Horizontal cells

c. Axon of Bipolar Cells

d. Axon of Ganglion Cells

e. All of above

19 / 60

ចំពោះ Microvascular Occlusion in Diabetic Retinopathy: ជ្រើសរើសប្រយោគដែលមិនត្រឹមត្រូវ :

a. Deformation of Red blood Cells

b. Capillary changes

c. Changes in platelets

d. Retinal capillary non-perfusion & hypoxia

e. High Blood sugar

20 / 60

ឧបករណ៍ទាំងអស់ត្រូវបានប្រើប្រាស់ដើម្បីពិនិត្យរ៉េទីណា លើកលែងតែ :

a. Fundus Camera

b. Slit Lamp with Bi-spheric Lens ( + 78D, +90D )

c. Indirect Ophthalmoscope

d. Direct Ophthalmoscope

e. Retinoscope

21 / 60

ជ្រើសរើសចម្លើយដែលខុសអំពីសរសៃឈាមដុះថ្មី (Select the wrong answer about the News Vessels in retina):

a. Are fragile and may rupture to release blood

b. Grow in response to failure of the microcirculation in the retina

c. Arise from the retina, not the optic disc

d. May be present without obvious background change

e. Cause pre-retinal hemorrhage if they rupture

22 / 60

មូលហេតុនៃ Tractional Retinal Detachment គឺបណ្ដាលមកពី

a. None of above

b. Sub Retinal mass

c. Retinal Hole/ Tear

d. Retinal Tumor

e. Retinal Fibrosis

23 / 60

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

a. Intraretinal hemorrhages

b. Microaneurysm (MA)

c. Dot and blot hemorrhages

d. New vessels at the optic disc

e. Hard exudates

24 / 60

តើកោសិកាប្រសាទណាដែលមិនមាននៅក្នុងរ៉េទីន?

a. Müllers

b. Ganglion

c. Photoreceptors

d. Bipolar

e. Horizontal

25 / 60

ការប្រើ Laser Photocoagulation: ចម្លើយខាងក្រោមត្រឹមត្រូវលើកលែងតែ :

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

b. It is safe for eyes with Macula edema

c. Will reduce the risk of Neovascularization of retina

d. Can use for both NPDR and PDR

e. Will destroy retina tissues

26 / 60

ករណីមាន Peripheral Retinal Degeneration អាចបណ្ដាលឲ្យ

a. Branch Retinal Vein Occlusion

b. Retinal Detachment

c. Branch Retinal Arteria Occlusion

d. All of above

e. Macula Edema

27 / 60

ការព្យាបាលនៃ Diabetic Retinopathy/ Maculopathy ដែលល្អជាងគេ :

a. Control of Blood pressure

b. All of above

c. Control of Blood sugar

d. Laser photocoagulation

e. Injection of Anti VGF medication ( eg: Avastin)

28 / 60

ការព្យាបាលនៃ Branch Retinal Artery Occlusion គឺ:

a. C3F8 ophthalmic Gas injection

b. Treat any underlying medical problem

c. Treatment is mostly effective

d. Avastin injection

e. Laser Photocoagulation

29 / 60

Diabetic Retinopathy pathogenesis:

a. All of above

b. Distension of capillary wall and Causes Microaneurysms

c. Reduce number of endothel and pericytes

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

e. Loss of vessel wall integrity

30 / 60

តើរោគសញ្ញាណាមួយដែលមិនមាននៅក្នុង Central Retinal Artery Occlusion

a. Whitening of the retina in the posterior pole

b. May have a history of transient visual loss (Amaurosis Fugax)

c. Narrowed retinal arterioles

d. Intra Retina Hemorrhage

e. A cherry-red spot in the center of the macula

31 / 60

Photoreceptors : ជ្រើសរើសឃ្លាខាងក្រោមដែលមិនត្រឹមត្រូវ:

a. Cones responsible for color vision

b. Cones are concentrated in fovea

c. Rods are more concentrated all part of retina

d. Rods responsible for night vision

e. Cones and got the same quantity as Rods

32 / 60

ការបាត់បង់គំហើញភ្លាមៗ ហើយមានលក្ខណៈធ្ងន់ធ្ងរបំផុតបណ្ដាលមកពី

a. Vitreous hemorrhage

b. Retinal detachment

c. Optic neuritis

d. Central retina artery occlusion

e. Central retinal venous occlusion

33 / 60

រោគសញ្ញាខាងក្រោមនេះធ្វើឲ្យគំហើញថយចុះក្នុង Diabetic Retinopathy លើកលែងតែ :

a. Tractional Retinal Detachement

b. Maculopathy

c. Dot haemorrhages

d. Vitreous haemorrhage

e. Cotton-wool spots

34 / 60

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

a. Giant cell arteritis

b. Diabetic Retinopathy

c. Systemic lupus erythematosus

d. Thrombosis

e. Embolus

35 / 60

Photo receptors: ជ្រើសរើសចម្លើយដែលមិនត្រឹមត្រូវ

a. Cone responsible for color and daytime vision

b. Rod had got more number than cone

c. Photoreceptor seat on internal limiting membrane

d. Rod responsible for night and black and white vision

e. Can capture image and convert to electric impulse

36 / 60

ចូរជ្រើសរើសចម្លើយដែលមិនមាននៅក្នុងប្រព័ន្ធ the Visual Sensory system

a. Occipital Cortex

b. Optic Chiasm

c. Optic Nerve

d. Mid Brain stem

e. Optic Tracts

37 / 60

នៅក្នុង Branch Retinal Vein Occlusion, កន្លែងដែលបង្កឲ្យស្ទះសរសៃឈាមភាគច្រើនស្ថិតនៅកន្លែង:

a. At optic disc

b. At Lamina Cribrosia of optic nerve

c. Aterio-Veinus Crossing

d. At Pars Plana

e. At superior temporal part

38 / 60

Optic nerve has:

a. 3 parts

b. 5 parts

c. 2 parts

d. 4 parts

e. 6 parts

39 / 60

The thickness of cornea is:

a. 600 microns

b. 500 microns

c. 540 microns

d. 640 microns

e. 440 microns

40 / 60

WHO grading of trachoma, Surgical intervention in:

a. TT

b. TF

c. CO

d. TI

e. TS

41 / 60

Oily layer is produced by

a. Meibomian glands

b. Goblet cell

c. Gland of Krause and wolfring

d. Lacrimal gland

42 / 60

Which germ that is responsible for trachoma ?

a. Chlamydia

b. Adenovirus

c. Staphylococus

d. Coxaki virus

e. Streptococus

43 / 60

How many millimeters from limbus to the insertion of lateral rectus?

a. 5.9 mm

b. 6.9 mm

c. 7.7 mm

d. 6.5 mm

e. 5.5 mm

44 / 60

A 28-year-old woman consult with Cornea and Refractive specialist for myopia correctin on both eyes for 10 years ago. She had a stable myopia around 5 years ago with – 2.50 D on right eye and – 3.00 D on left eye. Investigations show the normal of Corneal topography , intraocular pressure, retinal status and optic nerve . The cornea thicknest is 550 micron. Which layer of cornea that is suitable place for laser vision correction ?

a. Stroma

b. Descemet membrane

c. Bowman membrane

d. Endothelim

e. Epithelium

45 / 60

Lateral wall of orbit is:

a. Frontal bone

b. Greater wing of sphenoid bone

c. Palatine bone

d. Lesser wing of sphenoid bone

e. Maxillary bone

46 / 60

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

a. Ultrasound

b. Computerized tomography

c. Contrast enhanced plain X-ray films

d. Magnetic resonance imaging

47 / 60

Which one is gram negative bacterial infection of the cornea?

a. Staphylococci

b. Enterococci

c. Pseudomanas

d. Listeria

e. Nocardia

48 / 60

An infant boy presents with hyperacute purulent conjunctivitis. A diagnosis of Neisseria gonorrhoeae conjunctivitis is suspected. Which of the following is the most appropriate next step in the diagnosis?

a. Prompt conjunctival biopsy.

b. Corneal culture

c. Examine for preauricular adenopathy.

d. Gram stain and culture

49 / 60

What is the most common pathogen(s) responsible for corneal ulcer in contact lens wearers?

a. Staphylococcal species

b. Fungi

c. Pseudomonas aeruginosa

d. Streptococcal species

50 / 60

Which type of conjunctiva attach to eyelid?

a. Conjunctiva palpebral

b. Conjunctiva scaring

c. Conjunctiva bulbar

d. Conjunctiva fornix

51 / 60

What chemical damage is characterized by by soponification of fatty acids in cell membranes, tissue pH elevation, and intense intraocular inflammation from penetration of the anterior chamber?

a. Strong acid

b. Organic solvent

c. Strong alkali

d. Weak acid

52 / 60

The outer most layer of the retina is:

a. Choroid

b. Outer segment of photoreceptor cell layer

c. Retinal pigmented epithelium

d. Bruch membrane

e. External limiting membrane

53 / 60

A 75-year-old man has acute dacryocystitis. Appropriate management consists of which of the following procedures?

a. Observation

b. Canalicular probing to relieve infection pressure

c. Oral steroids

d. Irrigation of the lacrimal sac

e. Oral antibiotics

54 / 60

What is the inner layer of tear film?

a. Ganglion cell layer

b. Lid layer

c. Aqueous layer

d. Nerve fiber layer

e. Mucin layer

55 / 60

The strongest bone of the orbit is:

a. Lacrimal bone

b. Palatine bone

c. Ethmoid bone

d. Sphenoid bone

e. Zygomatic bone

56 / 60

A 3-month-old infant presents with a history of constant epiphora since birth. On examination the patient appears relatively comfortable and is found to have epiphora with mucopurulent discharge from both eyes. Fluorescein solution is placed into the tear film of each eye, and the patient is noted to have significant retention of the fluorescein dye with failure of the dye to appear in the nose after 15 minutes. The remainder of the exam is normal. Which of the following is the most likely diagnosis?

a. Congenital glaucoma

b. Congenital nasolacrimal duct obstruction

c. Bilateral punctual or canalicular atresia

d. Bilateral conjunctivitis

57 / 60

Which statement is true about Myopia?

a. Cannot correct with laser vision correction

b. Advice not to wear glasses

c. Correct with Cylinder lens

d. Correct with Convex lens

e. Correct with Concave lens

58 / 60

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

a. Staphylococci

b. Enterococci

c. Streptococci

d. Neisseria gonorrhoeae

e. Nocardia

59 / 60

Most common composition of vitreous is:

a. Collagen Fibre

b. Hyaluronic acid

c. Vitamin(C)

d. Electrolyte

e. Water

60 / 60

Floor of orbit is:

a. Palatine bone

b. lesser wing of sphenoid bone

c. ethmoid bone

d. lacrimal bone

e. frontal bone

Your score is

The average score is 13%

Any comments?

Any problems/errors or mistakes found while testing, please let us know for modification!

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត