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01, Jul, 2017
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PECTEN IN BIRDS

Written by  on Saturday, 01 July 2017 23:45
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PECTEN IN BIRDS PECTEN IN BIRDS

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In the eye of the bird a comb like structure is present. It is called pecten. It is soft and vascular. It is a rectangular plate. It projects into the vitreous humour from the blind spot.
 
Functions of Pecten:
 
  1. It protects the retina from sunlight by casting shadow on it.
  2. Pecten gives additional nourishment to the retina.
  3. It exists pressure on the lens and alter its curvature for accommodation.
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