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Organs 4: Layer 2
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Reveal layer two.
  • The heart and liver in layer one hide some of the organs below them.
  • Use the forceps and the probe to pick up the liver and reveal layer two.
Layer two includes the gall bladder, the stomach, and the small intestine.
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Introduction Liver Heart Reveal Layer 2 Gall Bladder Stomach Small Intestine Reveal Layer 3 Lungs Pancreas and Mesantary Reveal Layer 4 Male Spleen Male Kidneys Male Testes Female Ovaries Female Oviducts Remove Spleen & Oviducts Female Spleen Female Kidneys
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Layer 2
Gall Bladder in a Preserved Frog