Monday, January 10, 2011

Perch Dissection


External:

Internal:
  • air/swim bladder: flexible, air-filled sac, allows it to stay buoyant at a certain depth
  • kidney: elimintate waste
  • esophagus: carries food to the stomach
  • pharynx:
  • mouth:
  • heart: helps blood circulate
  • liver: helps digestion
  • intestine: part if the digestive tract between the stomach and the anus-nutrients are absorbed and the waste is transformed into fecal matter
  • stomach: recieves food to be digested
  • anus: gets rid of fecal matter
  • eyes:
  • gills:

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