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Download A Comparison of an Amphibious and Human Digestive System
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B Name ________________________ Name _________________ Class: ______ Date:_____ A Comparison of an Amphibious and Human Digestive System Dissection Day 2 External View 1. Describe one thing you learned from the dissection lab yesterday about the leopard frog. 2. Explain how the skin of the frog is an organ of respiration. Part B: Once you have completed the dissection, label the internal anatomy of the frog using the diagram below. Part A: Label the anatomy of the human digestive system. Use your notes and your book as a guide. Pharynx Salivary Glands Heart B Part C: Pin the organs of the frog. 1. 2. 3. 4. 5. Stick the red pin into the liver Stick the green pin into the gallbladder. (Hint: you may have to separate the lobes of the liver to uncover the gallbladder.) Stick the yellow pin into the stomach. Stick the blue pin into the small intestine. Stick the white pin into the large intestine. Mr. Weese initials: __________________ Part D: Analysis and Conclusions- DIGESTION ASSESSMENT – WRITE IN COMPLETE SENTENCES 1. Explain how the circulatory system works together with the digestive system? _________________________________________________________________________________________________________ 2. List the ways in which the frog’s digestive system is similar to your own. ________________________________________________________________________________________________________ ________________________________________________________________________________________________________ __________________________________________________________________________________________________ 3. What is a cloacca and how is this organ work differently in excreting waste than organs found in the human? ________________________________________________________________________________________________________ ____________________________________________________________________________________________________ 4. What two types of digestion occur in the mouth?_______________________________________________________________ 5. What happens to your food in your stomach? _________________________________________________________________ ________________________________________________________________________________________________________ What did the inside of the stomach look like?___________________________________________________________________ 6. What is the function of the small intestine? ___________________________________________________________________ ______________________________________________________________________________________________________ 7. How is the tongue of a frog adapted for what it feeds on? _____________________________________________________ ________________________________________________________________________________________________________ ____________________________________________________________________________________________________ 8. What is the function of the pancreas? _______________________________________________________________________ _____________________________________________________________________________________________________ 9. What is the function of the liver? ___________________________________________________________________________ ______________________________________________________________________________________________________
