COT Visual Fields Questions With Complete Solutions

COT Visual Fields Questions With Complete Solutions
COT
1. What is the primary purpose of visual field testing?
A. Measure visual acuity
B. Evaluate color vision
C. Detect central and peripheral vision loss
D. Measure intraocular pressure
Answer: C



2. Which visual field test is most commonly used in clinical practice?
A. Amsler grid
B. Goldmann perimetry
C. Confrontation testing
D. Automated perimetry
Answer: D



3. The physiologic blind spot is caused by which structure?
A. Macula
B. Fovea
C. Optic nerve head
D. Optic chiasm
Answer: C



4. Where is the blind spot located in the visual field?
A. Nasal field near fixation
B. Temporal field about 15° from fixation
C. Inferior field near midline
D. Superior field near the periphery
Answer: B



5. A loss of the same side of the visual field in both eyes is called:
A. Bitemporal hemianopsia
B. Homonymous hemianopsia
C. Central scotoma

, D. Quadrantanopsia
Answer: B



6. Homonymous hemianopsia indicates a lesion in which area?
A. Retina
B. Optic nerve
C. Optic chiasm
D. Visual pathway posterior to the chiasm
Answer: D



7. Damage to the optic chiasm most commonly causes:
A. Central scotoma
B. Binasal hemianopsia
C. Bitemporal hemianopsia
D. Homonymous hemianopsia
Answer: C



8. Bitemporal hemianopsia is classically associated with:
A. Retinal detachment
B. Pituitary tumor
C. Glaucoma
D. Optic neuritis
Answer: B



9. Which visual field defect is most commonly seen in glaucoma?
A. Central scotoma
B. Arcuate scotoma
C. Homonymous hemianopsia
D. Bitemporal hemianopsia
Answer: B



10. A nasal step on a visual field test suggests:
A. Macular degeneration
B. Retinal tear
C. Early glaucoma