PORTAGE LEARNING BIOD 121 Nutrition Exam 2 Questions and Answers Completed Graded A+

PORTAGE LEARNING BIOD 121 Nutrition Exam 2 Questions and Answers Completed Graded A+ Specific parts of the GI tract include the mouth, esophagus, ______(A)________, small intestine, _______(B)_________ and ______(C)_________. Other organs such as the liver, gallbladder and pancreas aid in digestion but are not considered part of the GI tract -Answer stomach large intestine rectum Explain the cause and symptoms of heartburn -Answer cause: weakened cardiac sphincter allows stomach acid to enter esophagus symptoms: burning sensation in the esophagus which can cause coughing, gagging, horseness Sphincters play an important role in the GI tract. Name two sphincters discussed in the module and using your own words, briefly describe their functions -Answer pyloric sphincter: controls release of chyme into small intestine ileocecal sphincter: connects small intestine to large intestine, prevents contents of large intestine from reentering small intestine Name the six parts of the GI tract -Answer mouth esophagus stomach small intestine large intestine rectum Carbohydrates can be classified as monosaccharides, disaccharides, polysaccharides and fiber. Match the following with the descriptions. View answer a. Monosaccharides b. Disaccharides c. Insoluble Fiber d. Soluble Fiber e. Functional Fiber 1. _____ Slows glucose absorption and lowers cholesterol 2. _____ Sucrose and lactose are examples 3. _____ The simplest form of carbohydrates 4. _____ Promotes intestinal health and is not naturally occurring 5. _____ Improves passage through the large intestine -Answer 1. soluble fiber 2. disaccharides 3. monosaccharides 4. functional fiber 5. insoluble fiber Which of the following is NOT True concerning blood sugar regulation? -Answer The pancreas releases insulin that takes glucose into the cells