Nutrition And You 4th Edition By Blake – Test Bank
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
- 1) Which of the following processes is not involved in mechanical digestion?
A) grinding B) peristaltic movement of food C) chewing D) enzymesAnswer: D
- 2) Which of the following statements about irritable bowel syndrome (IBS) is false? A) “Bowel” in IBS refers to the colon.
B) Excessive fiber in the diet is suspected as a cause.
C) Stress management is an important part of treatment.
D) Symptoms include alternating patterns of diarrhea, constipation, and abdominal pain.Answer: B
- 3) Hydrochloric acid has all the following digestive functions except
A) breakdown of connective tissue in meat.
C) destruction of some ingested microorganisms.
Answer: B
- 4) Which of the following statements regarding saliva is false? A) We each produce 1 to 1.5 liters every day.
B) It helps dissolve small food particles.
C) It provides the enzyme that begins protein digestion. D) It allows us to comfortably swallow dry food.Answer: C
- 5) The sphincter between the stomach and the small intestine is the
A) ileocecal sphincter. B) upper sphincter. C) lower esophageal sphincter. D) pyloric sphincter.Answer: D
- 6) The hormone that stimulates the secretion of hydrochloric acid is
A) bicarbonate. B) bile. C) pepsin.Answer: D
- 7) The majority of digestion occurs in the
A) small intestine. B) large intestine. C) mouth.
Answer: A
8) Which of the following lists of structures correctly sequences the segments of the small intestine?
A) ileum; duodenum; colon C) jejunum; ileum; duodenum
Answer: D
9) Which of the following actions does not occur in the colon? A) absorption of water
C) production of some vitamins
Answer: B
B) duodenum; ileum; jejunum D) duodenum; jejunum; ileum
B) absorption of the majority of nutrients D) absorption of electrolytes
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B) raising the pH of the stomach contents. D) activation of the enzyme pepsin.
D) gastrin.
D) stomach.
- 10) Which of the following statements about the small intestine is false?
A) It contains villi. B) It absorbs most nutrients. C) It produces digestive secretions. D) It absorbs water.Answer: D
- 11) Which of the following is not a function of cholecystokinin? A) stimulation of the pancreas to secrete digestive enzymes
B) stimulation of the secretion of hydrochloric acid C) control of the pace of digestion
D) contribution to meal satisfactionAnswer: B
- 12) Which of the following functions is the “sloshing” motion that thoroughly mixes chyme with the chemical secretions in the small intestine?
A) absorption
C) pendular movement
Answer: B
13) Which of the following is likely not a component in feces? A) sucrose
C) bacteria Answer: A
B) segmentation D) peristalsis
B) sloughed-off gastrointestinal cells D) undigested fiber
- 14) Bicarbonate is secreted by the ________ and functions to ________. A) gallbladder; emulsify fat
B) stomach; activate enzymes that begin protein digestion C) pancreas; raise pH by neutralizing the acidity of chyme D) liver; regulate digestive activity and increase peristalsis
Answer: C
- 15) Which of the following enzymes is mismatched with the substances on which it acts?
A) amylase; carbohydrates C) lipase; fats
Answer: B
16) The ________ produces bile, whereas the ________ stores it. A) gallbladder; liver
C) liver; gallbladder Answer: C
B) trypsin; starches
D) chymotrypsin; proteins
B) gallbladder; pancreas D) pancreas; bladder
- 17) Bile is released into the ________ in response to the ingestion of fat.
A) pancreas B) small intestine C) large intestine D) stomachAnswer: B
- 18) Enzymes from the ________ are responsible for the digestion of almost all the fat, half the protein, and half the carbohydrates you eat.
A) stomach B) gallbladder Answer: D
C) liver D) pancreas
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- 19) During digestion, the blood picks up nutrients absorbed through the GI tract and transports them to the A) brain. B) lungs. C) liver. D) heart.
Answer: C
- 20) Which of the following is not a role of the lymphatic system? A) maintaining the internal fluid environment
B) transporting digested fat from the GI tract to your blood
C) transporting water-soluble vitamins from the GI tract to your blood D) aiding your immune systemAnswer: C
- 21) Which of the following courses of action would not be helpful to someone with chronic heartburn? A) eating smaller meals B) drinking milk with your meals
C) avoiding drinking alcohol D) avoiding lying down after mealsAnswer: B
- 22) Which of the following foods should be avoided by a person with celiac disease?
A) broccoli B) milk C) pasta D) eggsAnswer: C
- 23) The condition that causes the lining of the small intestine to flatten in response to gluten ingestion is A) celiac disease. B) GERD.
C) gallstones. D) irritable bowel syndrome.
Answer: A
24) Shock-wave therapy may be useful in treating which of the following disorders?
A) gallstones C) diarrhea
Answer: A
25) Which of the following is not a function of the liver? A) storing glycogen
C) producing insulin Answer: C
B) colon cancer
D) irritable bowel syndrome
B) detoxifying alcohol D) producing bile
26) Which of the following actions is not appropriate for relieving constipation?
A) using a stool softener C) drinking fewer fluids
Answer: C
27) Which of the following will not generally cause diarrhea? A) stress
C) contaminated water Answer: D
B) eating more fiber D) exercising more
B) some microorganisms D) low fiber intake
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