frogs

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Across
  1. 2. deliver oxygen to the body; part of the respiratory system
  2. 3. Organ near the stomach that produces, stores, and eliminates blood cells
  3. 5. largest digestive gland or organ in the body of the frog: part of the digestive system
  4. 6. Masses of fat in the body cavities of frogs needed for hibernating and matching; considered part of the reproductive system in the frog
  5. 9. Stores urine; part of the excretory system
  6. 11. the two upper chambers of the heart; part of the circulatory system
  7. 13. Digestion, uptake of sugar; part of the digestive system
  8. 14. Filters blood, makes urine; part of the excretory system
  9. 18. moves digested food out of the body; part of the digestive system
  10. 19. hearing
  11. 20. Stores bile; part of the digestive system
Down
  1. 1. All waste is collected; part of the digestive system
  2. 4. Transparent cover that protects the eye
  3. 7. Blood vessels that carry blood away from the heart; part of the circulatory system
  4. 8. Stores solid waste, eggs, sperm; part of the excretory system, reproductive system, and the digestive system
  5. 10. air opening to exchange gases
  6. 12. blood vessels that carry blood back to the heart; part of the circulatory system
  7. 15. the first part of the small intestine immediately beyond the stomach, leading to the jejunum; part of the digestive system
  8. 16. thin membrane that holds the coils of the small intestine
  9. 17. lower chamber of the heart;part of the circulatory system