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STATION 1Tape these questions into your notebook, and record your answers below the questions.

1. What is the function of the digestive system?2. What chemical digestion happens in the mouth?3. What mechanical digestion happens in the mouth?

STATION 2Tape these questions into your notebook, and record your answers below the questions.

4. Can you swallow upside down? Why or why not?5. What chemical digestion happens in the stomach?6. What mechanical digestion happens in the stomach?

STATION 3Tape these questions into your notebook, and record your answers below the questions.

7. List 3 foods that contain a lot of starch.8. List 3 foods that contain a lot of Protein.9. What has to happen to starches and proteins so your body can use them?

STATION 4Tape these questions into your notebook, and record your answers below the questions.

10. When she was eating lunch, a scientist accidentally dropped a piece of meat into a beaker of Hydrochloric Acid. The meat didnt break down. Why not?

11. How do you do a sugar test? How do you know if its positive or negative?

STATION 5Tape these questions into your notebook, and record your answers below the questions.

12. If you put protein into a membrane, why wouldnt it diffuse through?

13. What could you add to make it diffuse through? Explain your answer

STATION 6Tape these questions into your notebook, and record your answers below the questions.

14. If you mixed amylase and protein, what would happen? Explain your answer.15. What does each of the following chemicals break down:

Amylase:Gastric Juice:

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Bile:Pancreatic Juice

STATION 7Tape these questions into your notebook, and record your answers below the questions.

14. After food is digested, where does it go?15. How do you do a starch test? How do you know if its positive or negative?

STATION 8Tape these questions into your notebook, and record your answers below the questions.

14. What happens in the duodenum?15. You do a sugar and starch test on a mystery food. The results are in the table below:

Part 1. What type of food is it?a) Steak b) Potatoc) Pepsid) Jolly rancher

Part 2. Explain how you know.

STATION 7Tape these questions into your notebook, and record your answers below the questions.

14. After food is digested, where does it go?15. How do you do a starch test? How do you know if its positive or negative?

STATION 8Tape these questions into your notebook, and record your answers below the questions.

14. What happens in the duodenum?15. You do a sugar and starch test on a mystery food. The results are in the table below:

Sugar test Starch Test

Mystery food - +

Name ___________________________Date ____________________________Home Room _____________________

Name ___________________________Date ____________________________Home Room _____________________

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Part 1. What type of food is it?a) Steak b) Potatoc) Pepsid) Jolly rancher

Part 2. Explain how you know.

Sugar test Starch Test

Mystery food - +