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Vision - Statistics
General Stats
- This quiz has been taken 1 time
- The average score is 3 of 15
Answer Stats
| Hint | Answer | % Correct |
|---|---|---|
| How many optical surfaces are there in the eye? | 4 | 100%
|
| What is the medical term for clouding of the lens? | Cataract | 100%
|
| What is the medical term for short sightedness? | Myopia | 100%
|
| A charecteristic of neurosyphilis is that a pupil may not react to light but will react to accomodation, what type of pupil is this known as? | Argyll-Robertson | 0%
|
| What colour wave length is the human eye least well suited for? | Blue | 0%
|
| What type of aberrations are caused due to different wave lengths refracting differently? | Chromatic | 0%
|
| Accomodation is the change in size of the lens to bring near or far objects into focus, would the lens be constricted or dilated to focus on a near object? | Constricted | 0%
|
| What is the name for the transparent protein that constitutes the cells of the lens? | Crystallin | 0%
|
| What is the unit of measurement for strength of a lens? | Dioptres | 0%
|
| What nucleus does the occulomotor nerve act through to control ciliary muscles? | Edinger-Westphal | 0%
|
| And the medical term for long sightedness? | Hypermetropia | 0%
|
| Due to diffraction a lens will cause the image of a point source to be a blurred circle, what is the name for this phenomena? | Pointspread function | 0%
|
| What canal in the eye is used alongside the trabecular meshwork to drain the aqueous humour? | Schlemm | 0%
|
| What type of aberrations occur due to the edge of a lense refracting light stronger than the centre? | Spherical | 0%
|
| What is the name given to the transparent collagen fibrils in the cornea? | Stroma | 0%
|
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