Prior knowledge
1. Which 3 types of food substances are necessary to be digested before absorbed into our body?
2. In what form should starch be changed before absorbed into our body?
3. In what form should protein be changed before absorbed into our body?
4. In what form(s) should lipid be changed into before absorbed into our body?
5. Human cannot cellulose in dietary fibre in our body. However, herbivores, for example rabbit, can. In what form should cellulose be changed before absorption?
6. Starch, sucrose, fructose, glucose, maltose, galactose, lactose, glycogen. Which of these food substances are necessary to be digested before absorption into our body?
Questions about nutrition.
Basic
1. List all the structures of our alimentary tract / alimentary canal / gut..
2. Describe the framework of our digestive system.
3. Which parts of the alimentary tract are responsible for chemical digestion?
4. What is the function of amylase?
5. From where is saliva secreted?
6. Can the product of the action of salivary amylase be absorbed into our body? Explain briefly.
7. What type of food substances starts to be digested chemically in the mouth cavity?
8. Where does protein starts to be digested chemically in our alimentary tract?
9. What enzyme is responsible for the digestion of protein in the stomach in human?
10. Can the product of the action of pepsin be absorbed into our body?
11. If starch has not been digested in the mouth cavity, will starch be digested somewhere in the other part(s) in the alimentary canal? Explain briefly.
12. If there is no pancreatic juice, what types of the digestion of the food substances will be affected?
13. Is there a difference between the action of salivary amylase and pancreatic amylase? If yes, what is the difference?
14. Is there a difference between the action of pepsin(a type of protease) and the pancreatic protease? If yes, what is the difference?
15. Pancreatic juice is secreted from pancreas and is transported to the duodenum via the pancreatic duct. If the pancreatic duct is blocked, how is the digestion of food substances affected?
16. If the pancreatic duct is blocked, the pancreas will be digested by itself. Explain why?