Explain how the circulatory systems of fish, amphibians, and birds differ. How does the length of the small intestine of a frog relate to its function in absorbing digested food? Describe the differences between the frog's heart and a human heart....
The results indicate that the starfish extract has an obvious effect on bidirectional adjustment of the gastrointestinal mobility and can be used for preventing and treating the digestive system diseases caused by the stomach and intestine dyskinesis.吴春福...
digestive system,gastrointestinal system,systema alimentarium,systema digestorium- the system that makes food absorbable into the body Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc. Want to thank TFD for its existence?Tell a friend about us, add...