Digestive System
PART 3 www.youtube.com/watch?v=jGme7BRkpuQ&t=117s
- What does it mean to be lactose intolerant?
2. What is the main function of the small intestine? How long is it?
3.What is the importance of the structure of the small intestine in digestion? (Villa)
4. What is the function of the duodenum?
5.How does your stomach know when to release chyme(fluid consisting of gastric juices and partly digested food) into the small intestine.
6.What does the liver produce? Why do we need this?
7.Once your food is broken down into useable molecules and absorbed into the bloodstream, what are some of its functions?
8.What is the large intestine’s main function?
PART 2- WAS DUE TODAY
1.In general what are the functions of your mouth, esophagus and stomach?
2. Specifically what is the function of your teeth and tongue? What type of digestion do they aid in? What is the name of the chewed mush in your mouth?
3. Besides your teeth and tongue what else helps break down your food in your mouth? What type of digestion does it aid in?
4. Your stomach has an extra layer of muscles so that it is strong for what purpose?
5. What are some chemicals your stomach muscle cells “brew up”?
6. What are the three phases of stomach secretion? Briefly explain each phase.