exam1c_answers - NATS 104 Nutrition, Food and You Exam 1...

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NATS 104 Nutrition, Food and You Exam 1 Spring 2008 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The "powerhouse" of the cell that produces most of the ATP is the: A) nucleus. B) cytoplasm. C) mitochondria D) ribosome. 2) Food allergies cause an immune response by the body. A) True B) False 3) Which best explains why carbohydrate digestion ceases when food reaches the stomach? A) Intestinal bacteria are needed for carbohydrate digestion. B) Salivary enzymes cannot function in the acid environment of the stomach. C) Carbohydrate is completely absorbed in the esophagus. D) Carbohydrate is completely digested in the mouth. 4) What is chyme? A) healthy bacteria of the small intestine B) mixture of partially digested food, water, and gastric juices C) ulcerations of the esophageal lining D) substance that allows for the emulsification of dietary lipid 5) A primary function of the mucus in the stomach is to: A) protect stomach cells from autodigestion . B) neutralize stomach acid. C) emulsify fats. D) activate pepsinogen to form pepsin. 6) The majority of nutrient absorption takes place in the stomach. A) True B) False 7) Proteins that induce chemical changes to speed up body processes are called: A) peptides. B) chymes. C) enzymes . D) hormones. 8) What is the name of the sphincter that separates the stomach from the small intestine? A) gastroesophageal B) ileocecal C) pyloric D) rectal 9) Responding to the presence of fat in our meal, the gallbladder releases a substance called: A) bile. B) lipase. C) pepsin.
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This note was uploaded on 04/02/2008 for the course NATS 104 taught by Professor Lewis during the Spring '08 term at University of Arizona- Tucson.

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exam1c_answers - NATS 104 Nutrition, Food and You Exam 1...

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