Chapter 3 Digestion, Absorption, and Transport
Total Page：16
File Type：pdf, Size：1020Kb
Chapter 3
CHAPTER 3 – DIGESTION, ABSORPTION, AND TRANSPORT
LEARNING OBJECTIVES
1. Discuss the obstacles associated with digesting food and the solutions offered by the human body. 2. Describe the path food follows as it travels through the digestive system. Summarize the muscular actions that take place along the way. 3. List five organs that secrete digestive juices. Discuss how the juices and enzymes facilitate digestion. 4. Describe the problems involved with absorbing nutrients and the solutions offered by the small intestine. 5. Explain how blood is routed through the digestive system. State the nutrients that enter the bloodstream directly and those that are first absorbed into the lymph. 6. Describe how the body coordinates and regulates the processes of digestion and absorption. 7. Explain how the composition of the diet influences the functioning of the GI tract. 8. List the steps that you can take to help your GI tract function at its best.
1