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SIGHT - Coggle Diagram

- - - - Contain glands that lubricate eye surface: tarsal (underneath eyelids) and ciliary (between eyelashes)
    - - produces tears
      - keep cornea and conjunctiva moist
      - contain lysozymes for protection
      - drains onto eye surface and eventually into nose
- - - - retina
      - neural layer of photoreceptors
        
        cones
        
        rods
    - - choroid
      - ciliary body
      - iris
      - ora serrata
    - - sclera
      - cornea