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12 Cards in this Set
- Front
- Back
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1mm of retina is = to __ visual angle?
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3.4 degrees
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fovea is __ mm temporal to the ON
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4.5 mm
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fovea is __ mm inferior to ON
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0.5 mm
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what is on the surface of the corneal epithelium to enable a wetable surface
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glycocalyx
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surface posterior to corneal epi is __ and it made of ___
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bowman's membrane
specialized CT (from the stroma) |
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keratocytes are located
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corneal stroma, dont actively regenerate collagen, injury of stroma induces regeneration
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T/F descements membrane is cellular
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F its made of specialized CT thats dif from stroma. behaves elastically but doesnt contain elasin
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hassal hene body
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thickening of the descemets membrane and thinning of endoth. present in ppl >35yo
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T/F Sclera has no cellular layer
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T; molecules have no barrier b/c no epithe.
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pathologist limbus
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Ant boundary: end of bowmans and descemets
Post: spur to surface |
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histololist limbus
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is based on collagen organization (curve). takes account the structural differences b/c cornea and stroma
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pathologist limbus
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ant boundary and post boundary are 1.5 mm apart; defined as the aq drainage system at the limbus
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