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Nawaaz Nathoo's Questions
1 2 3 4
A newborn presents to you with a unilateral, visually significant cataract in both eyes. How quickly should you remove it?
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  1. 12 weeks 0%
  2. 12 months 0%
  3. 8 months 33%
  4. 8 weeks 66%
Topics: ophthalmology
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Which of the following is an ABNORMAL intra-ocular pressure measurement?
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  1. 20 3%
  2. 24 91%
  3. 16 2%
  4. 12 2%
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Which of the following is a sign of optic nerve dysfunction?
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  1. Visual field defect 3%
  2. Afferent pupilary defect 9%
  3. Decreased visual acuity 5%
  4. Decreased colour vision 2%
  5. All of these 79%
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Which cranial nerve is responsible for opening of the eyelids?
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  1. CN 3 69%
  2. CN 7 22%
  3. CN 4 1%
  4. CN 6 6%
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Which cranial nerve is responsible for closure of the eyelids?
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  1. CN 6 6%
  2. CN 4 3%
  3. CN 7 65%
  4. CN 3 25%
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Which cranial nerve is responsible for movement of the medial rectus, inferior rectus, superior rectus, and inferior oblique?
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  1. CN 3 92%
  2. CN 4 3%
  3. CN 7 1%
  4. CN 6 2%
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Which cranial nerve is responsible for the movement of the superior oblique?
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  1. CN 3 2%
  2. CN 6 10%
  3. CN 4 85%
  4. CN 7 1%
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Which cranial nerve is responsible for the movement of the lateral rectus?
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  1. CN 7 0%
  2. CN 3 3%
  3. CN 4 5%
  4. CN 6 90%
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How many extra-ocular muscles are there in each eye?
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  1. 6 92%
  2. 4 2%
  3. 5 2%
  4. 8 3%
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There are a number of parts to the lacrimal system. In what order does a tear encounter these, on its passage from the eye to the nose?
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  1. punctum -> naso-lacrimal sac -> naso-lacrimal duct -> cannaliculus -> nose 7%
  2. punctum -> cannaliculus -> naso-lacrimal sac -> naso-lacrimal duct -> nose 56%
  3. cannaliculus -> punctum -> naso-lacrimal sac -> naso-lacrimal duct -> nose 15%
  4. punctum -> cannaliculus -> naso-lacrimal duct -> naso-lacrimal sac -> nose 19%
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Which of the orbital bones is most likely to fracture?
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  1. Maxillary 31%
  2. Zygomatic 21%
  3. Frontal 4%
  4. Ethmoid 43%
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What creates the physiologic blind spot?
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  1. Choroid plexus 1%
  2. Fovea centralis 19%
  3. Macula densa 7%
  4. Optic nerve 71%
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Which of the following is NOT a function of the ciliary body?
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  1. Causes the lens to thicken 13%
  2. Aids in extraocular movements 79%
  3. Aids in accomodation 5%
  4. Produces aqueous humour 1%
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Where is aqueous humor produced?
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  1. Choroid 6%
  2. Retina 1%
  3. Limbus 4%
  4. Ciliary body 87%
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Which of the following is true of the anterior chamber?
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  1. All of these 84%
  2. Poster border is the iris and lens 2%
  3. Anterior border is the cornea 8%
  4. Filled with aqueous humor 4%
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What does the conjunctiva cover?
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  1. Inner and outer eyelids 5%
  2. Sclera and cornea 13%
  3. Inner eyelids and sclera 79%
  4. Outer eyelids and sclera 1%
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Pupil size is NOT determined by which of the following:
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  1. Sympathetics 1%
  2. Parasympathetics 4%
  3. Light 0%
  4. Eye colour 89%
  5. Viewing distance 5%
Topics: ophthalmology
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You see a patient who you know has RA. What do you see in this slit lamp exam?
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  1. All of these 21%
  2. Corneal thinning 20%
  3. Anterior chamber inflammation 18%
  4. None of these 8%
  5. Corneal ulcer 11%
  6. Keratic precipitates 20%
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You are on an ophthalmology elective, when a patient presents with some spots on his cornea - you have no idea what is going on. Your preceptor suddenly walks into the room and asks for your differential. What would be a safe thing to say?
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  1. Sarcoid 10%
  2. All of these 71%
  3. Syphillis 10%
  4. TB 7%
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When a patient presents with proptosis, the eye may be excessively exposed and may therefore dry out more easily. Which of the following treatments would you recommend to patients in this situation? I - Steroid drops II - Warm compress III - Topical lubricants
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  1. I & III 13%
  2. I & II 4%
  3. none of these 8%
  4. I, II, & III 13%
  5. II & III 60%
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