Reflecting on Digestion: Structures & Processes
1. How would an individual have to alter their eating habits if a large portion of the stomach were removed?
2. A person with anemia has a low red blood cell count. One type of anemia is pernicious anemia, which occurs when an individual doesn't have a sufficient amount of vitamin B12. Why would people who have had either their stomach or the end of their small intestine removed develop pernicious anemia? Is vitamin B12 essential in your diet or can your body make it on its own?
3. Why don't you get sick from your own fecal bacteria? Describe some ways your body protects you from consuming bacteria.
4. Imagine if your liver stopped secreting bile. Describe the consequences by applying what you have read about the liver and bile.