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Name _______________________________________ Period __________ Digestion Review 2016 • Mechanical Digestion • Chemical Digestion • Absorption • Constipation • Diarrhea • Chewing • Surface Area Mouth Esophagus Stomach S. Intestine L. Intestine Villi Liver Gall Bladder • Pancreas • Sphincter (3) • • • • • • • • • • • • • • • • • Amylase Pepsin HCl Gastric Juice Bile Pancreatic Juice Mucus Enzyme Intestinal Juice • • • • • • Carbohydrates • Benedicts Starch • Lugols Simple Sugars Protein Amino Acids Fats Write your answers to the questions below on a separate sheet of paper that you will turn in on quiz day – ____________________________ L3 – Carbohydrates 1. Describe how to test to determine if a food contains starch. 2. Describe how to test to determine if a food contains sugar. L4 – Digestion in the Mouth 1. What enzyme in your saliva is important for digestion? 2. Describe chemical digestion in the mouth. 3. Describe mechanical digestion in the mouth. L5 – Digestion in the Stomach 1. What chemicals are in gastric juice? Which one is an enzyme? 2. Describe chemical digestion in the stomach. 3. Describe mechanical digestion in the stomach. L6 – Diffusion and Active Transport 1. Describe at least one similarity and one difference between Diffusion and Active Transport. 2. What fluid does the liver make that helps with digestion? 3. What is the job of the gall bladder? 4. What fluid does the pancreas make that helps with digestion? 5. What fluid does the small intestine make that helps with digestion? 6. Describe chemical digestion in the small intestine. 7. Describe mechanical digestion in the small intestine. L7 – Surface Area and Absorption 1. Why would a teaspoon of sugar dissolve faster in hot water that a sugar cube (assume equal mass)? 2. Why is the football field sized surface area of the small intestine important for digestion? 3. What happens in the large intestine?
