chapter 9 - Chapter 9: Nutrition MULTIPLE CHOICE 1....

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Chapter 9: Nutrition MULTIPLE CHOICE 1. Regulation of the gastrointestinal system requires which two mechanisms? 1. Neural control and cardiovascular control 2. Secretion of hormones and kidney filtration 3. Neural control and secretions of hormones 4. Cardiovascular control and kidney filtration ANS: 3 The gastrointestinal system is regulated by neural control and hormone secretion. PTS: 1 DIF: Cognitive Level: Knowledge REF: 91 OBJ: 2 TOP: Regulators of Gastrointestinal Activity KEY: Nursing Process Step: N/A MSC: NCLEX: N/A 2. The three areas of the gastrointestinal system in which the digestion of food occurs include the mouth, stomach, and: 1. large intestine. 2. small intestine. 3. pancreas. 4. pharynx. ANS: 2 Digestion of food occurs in three areas of the gastrointestinal system: (1) the mouth, (2) the stomach, and (3) the small intestine. PTS: 1 DIF: Cognitive Level: Knowledge REF: 92 OBJ: 2 TOP: Digestive Process KEY: Nursing Process Step: N/A MSC: NCLEX: N/A 3. After food is masticated and swallowed, it is mixed with gastric secretions in the stomach to form a: 1. bolus. 2. chyme. 3. protein. 4. lipid. ANS: 2 In the stomach, the bolus is mixed with gastric secretions and the mass is converted into a semiliquid substance called chyme. PTS: 1 DIF: Cognitive Level: Knowledge REF: 92 OBJ: 2 TOP: Digestive Process KEY: Nursing Process Step: N/A MSC: NCLEX: N/A
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The stomach is normally emptied in 1 to 4 hours, depending on the amount and kind of food eaten. Which of the following foods, when eaten separately, leave the stomach most rapidly? 1. Carbohydrates 2. Fats 3. Lipids 4. Proteins ANS: 1 When eaten alone, carbohydrates leave the stomach most rapidly. PTS: 1 DIF: Cognitive Level: Knowledge REF: 92 OBJ: 2 TOP: Digestive Process KEY: Nursing Process Step: N/A MSC: NCLEX: N/A 5. What is the name of the sphincter that prevents the backflow of the food mass from the duo- denum into the stomach? 1. Pyloric 2. Cardiac 3. Esophageal 4. Mitral ANS: 1 The pyloric sphincter at the exit of the stomach prevents the backflow of the food mass from the duodenum into the stomach. PTS: 1 DIF: Cognitive Level: Knowledge REF: 92 OBJ: 2 TOP: Digestive Process KEY: Nursing Process Step: N/A MSC: NCLEX: N/A 6. List the parts of the small intestine in the correct order, beginning with the section that joins the stomach. 1. Jejunum, ileum, and duodenum 2. Ileum, duodenum, and jejunum 3. Duodenum, jejunum, and ileum 4. Duodenum, ileum, and jejunum ANS: 3 The small intestine is divided into the duodenum, the jejunum, and the ileum. PTS: 1 DIF: Cognitive Level: Knowledge REF: 92 OBJ: 1 TOP: Digestive Process KEY: Nursing Process Step: N/A MSC: NCLEX: N/A 7. The villi absorb the nutrients from the small intestine into the: 1. blood and lymph. 2.
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This note was uploaded on 02/20/2012 for the course NURSING 103 taught by Professor Ernheart during the Fall '11 term at Pennsylvania State University, University Park.

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chapter 9 - Chapter 9: Nutrition MULTIPLE CHOICE 1....

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