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OCANZ WRITTEN EXAM APRIL 2024 LATEST UPDATED 100 QUESTIONS AND ANSWERS. A+ GRADE ASSURED
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OCANZ WRITTEN EXAM APRIL 2024 LATEST UPDATED 100 QUESTIONS AND ANSWERS. A+ GRADE ASSURED
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OCANZ WRITTEN EXAM APRIL 2024LATEST UPDATED 100 QUESTIONS AND
ANSWERS
1. 25 year old with stargardts disease requests assistance with reading
tasks, lighting at work and travel, which of the following
professional below will assist him-
occuptational therapist,
orientation instructor,
phsycologist & GMP,
Physiotherapist & Rehab,
Social worker & Ophthalmologist:
2. What is Stargardt disease: is the most common form of inherited
juvenile macular degeneration.
3. Wife calls requesting details on husbands eye test. Do you: get
verbal consent, refuse call, get written consent: get written consent
4. Diabetic recently diagnosed unstable. Refraction reveals significant
myopic shift compared to last visit 12 months ago. Which is the most
, appropriate course of action: a/ prescribe specs & report to GP b/
Refer to Ophthalmologist,
c/ Discuss findings with GP before prescribing Rx,
d/ Obtain info on current blood glucose levels: c/ Discuss findings with
GP before prescribing Rx,
5. The main cause of amblyopia in a child: anisometropia >2,
accommodative eso, intermittent exo: anisometropia >2,
6. Which of the following can match Illuminant c: Incandescent,
Halogen,
Flourescent, sodium: Fluorescent
7. 25 years old enquiring her suitability for laser refractive surgery.
Which of the following is NOT essential pre-operatively: a/
Tonometry, b/ Tear film stability c/ pupil size, d/ Gonio: d/ Gonio
8. What is Kolleners rule in relation to colour vision?: outer retinal
diseases and media changes result in blue-yellow color defects inner
retina, optic nerve, visual pathway, and visual cortex will result in red-
green defects.
(increased susceptibility of S-cones and rods to ischaemia and oxidative
damage, although S-cone loss is more noticeable due to their lower
density and their higher metabolic rate) (Kollners rule, retinal disease
, will give a blue yellow defect and optic nerve disease will give a red
green defect but the exceptions are glaucoma which will give a blue
yellow defect and central cone degeneration which will give a red green
defect)
9. Which causes a red defect- red cap test: optic neuritis, Amd: Optic
neuritis 10. Lissamine green; what does it stain?: Lissamine green
stains dead and degenerate cells, yet does not stain healthy epithelial
cells.
(NaFl permeates into the intercellular space associated with any
epithelial cellular disruption)
11. Is gonio indicated with Hyphaema?: no
12. What is prenticies rule?: P (prism dioptres =c (decentration in cm) x
F(power of lens in dioptres)
13. What is the most preventable cause of AMD?: Smoking
14. 15 years old attends eye examination, best Va's R6/6, L 6/24 (told
ambloypic). Which occuptation should he NOT pursue:
a/ Train driver,
B/ construction
worker, c/ Electrician,
d/ Dentist: a/ Train driver
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