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Sea star dissection

Sea Star Dissection

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Sea star dissection

  1. 1. LAB PREP
  2. 2.  Locate the madreporite on the aboral surface
  3. 3.  Locate bivium and trivium
  4. 4.  Cut off one of the bivium rays and create a cross section
  5. 5.  Locate the eyespot at the tip of the ray of a trivium
  6. 6.  Using scissors or a scalpel, carefully cut along the sides of a trivium ray from the eyespot to the central disk, extend the incision aroudn the central disk but go around the madreporite so it stays attached
  7. 7.  Remove the organ (stomach) and locate the water vascular system
  8. 8.  Remove the digestive glands and view the gonads  Identify gender, ovaries are orange while testes are gray

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  • SpencerPlanco

    May. 26, 2016

Sea Star Dissection

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