Pretest Ilmiah Vitreo Retina

What is the main mechanism of tractional retinal detachment?

• A. Direct tension on the retina by blood vessels
  

• B. Pulling forces from fibroproliferative membranes on the retina
  

• C. Accumulation of inflammatory fluid in the retina
  

• D. Degeneration of photoreceptor cells

Why is high myopia a risk factor for retinal detachment?

• A. Subretinal hemorrhage
  

• B. Peripheral retinal thinning due to axial elongation
  

• C. Protein deposition in the vitreous
  

• D. Failure of the blood-retinal barrier

What is a hallmark finding of tractional retinal detachment on ophthalmoscopy?

• A. Retinal folds
  

• B. Small macular tears
  

• C. Increased pigmentation in the peripheral retina
  

• D. Optic nerve swelling

In exudative retinal detachment, what is the primary cause of subretinal fluid accumulation?

• A. Retinal tears

• B. Direct trauma

• 
  C. Inflammation or vascular leakage
  

• D. Optic nerve dysfunction

What is the most common symptom of rhegmatogenous retinal detachment?

• 
  A. Sharp pain in the eye
  

• B. Flashing lights, floaters, and a shadow-like curtain
  

• C. Swelling and redness of the eyelids
  

• D. Sudden vision loss only at night

Rhegmatogenous retinal detachment frequently starts in the:

• A. Fovea
  

• B. Macula
  

• C. Optic disc
  

• D. Peripheral retina

The term "retinal break" refers to:

• A. Separation of RPE from Bruch's membrane
  

• B. Partial retinal detachment
  

• C. Full-thickness retinal tear
  

• D. Incomplete vitreous detachment

Which layer of the retina is firmly attached to the retinal pigment epithelium?

• A. Ganglion cell layer
  

• B. Nerve fiber layer
  

• C. Photoreceptor layer
  

• D. Inner plexiform layer

Which retinal layer contains the photoreceptors?

• A. Outer nuclear layer
  

• B. Retinal pigment epithelium
  

• C. Ganglion cell layer
  

• D. Inner nuclear layer

Which structure provides mechanical support to photoreceptor outer segments?

• A. Müller cells
  

• B. Retinal pigment epithelium
  

• C. Nerve fiber layer
  

• D. Choroid