- Slides: 11
Frog Sandwich Directions The Frog Sandwich is due Friday, 02/15/13, upon arrival to class; worth 200 project points. It must be completed to participate in the frog dissection.
02/07/12 3 -D Frog Color and Organ Key
Write the organ name, and then color the box beside with the color listed for the organ 1. Esophagus dark green 2. Stomach dark green 3. Small Intestine dark green 4. Rectum dark green 5. Cloaca dark green 6. Pancreas yellow 7. Spleen yellow 8. Bladder yellow 9. Kidneys brown 10. Testes yellow 11. Liver brown 12. Gall bladder dark green
13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. Lungs orange Heart red Eyes black Tongue red Mandible orange Maxillary teeth orange Nuptial pad of male thumb purple Nictitating membrane lt. green Veins blue Arteries red Vomerine Teeth orange Tympani/Tympanic mem. lt. green Fat Bodies orange
02/11/13 Filling out the Frog Organ Function Sheet • Read the passage on the outside of your Key sheet. Read ONCE for understanding. Read TWICE to find the function of the organ and write it in your table. • Complete the function for all 25 organs. Use the reading to help you for those organs found only in frogs. Refer back to your notes for the organs that are found in BOTH humans and frogs.
Organ Functions 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. A tube that food travels in to the stomach. Chemical & mechanical digestion occurs. Nutrients are absorbed by blood vessels. Indigestible material is stored until released. Exit chamber for the a frog’s waste. Makes digestive juices. Makes white blood cells. Stores urine. Filter waste from the blood. Produce sperm. Makes bile. Stores bile. Provide a site for gas exchange. Pumps blood.
Organ Functions 15. Organ that helps you see. 16. Organs that manipulates food for digestion. 17. Lower jaw helps with physical digestion. 18. Allows frogs to grip live prey before swallowing. 19. Helps male to hold onto female during fertilization. 20. 3 rd eyelid that helps protect eyes when swimming. 21. Carry blood to the heart. 22. Carry blood away from the heart. 23. Allows frogs to grip live prey before swallowing. 24. Acts as the frogs ear drum to process sound. 25. Protects organs, stores energy, and insulates body.
02/12/13 Coloring the Frog Color the organs according to your key. Color the outside of the frog’s body VARIOUS SHADES OF GREEN
02/13/13 Frog Sandwich Assembly Cutting the Frog 1. CAREFULLY cut out your frog - no jagged edges! 2. CAREFULLY cut out each organ - no jagged edges, DO NOT cut off the lettered tabs! 3. CAREFULLY cut out dissection tools! 4. In the middle, glue down your dissection tool box and glue your tools down around it as decoration! Frog Sandwich… YUM! Dissection Tools Mr. Willard Class period ___
Pasting down items 1. Fold your “Key and Colors/Organ Function” sheet in half like an INB sheet and paste it down. 2. Paste the back of the head on the back side of your frog’s head. 3. For all organs to be pasted down, you will lightly dab the FOLDED tab into your dollop of glue and match up the lettered tabs as follows.
The following organs must be pasted down in this order: 1. 2. 3. 4. 5. 6. 7. 8. 9. Paste the testes by tabs A 1 & A 2 to A 1 & A 2 on the frog Paste the digestive system by tab B 1 to B 1 on the frog Paste the bladder by tab C to C on the frog Paste the lungs by tab D to D on the frog Paste the liver lobes by tab B 2 OVER tab B 1 of the digestive system on the frog Paste the heart by tab E to E on the frog Paste the mandible by tab F to F on the frog Paste the nuptial pad by tab G to G on the frog hand Paste the belly by tab H to H at the tip of the frog head so that all the internal organs are covered (be careful not to paste down your mandible in the process!!) Let everything dry for a few minutes before closing