AP EXAM 3 WEEK 7 DIGESTIVE

liver

1. Which of the following is an accessory organ of the digestive tract? A. pharynx B. stomach C. liver D. large intestine

mucosa

10. Which layer of the digestive tract is in direct contact with the food consumed? A. mucosa B. muscularis C. submucosa D. serosa E. peritoneum

watery feces

100. diarrhea A. inflammation of the liver B. watery feces C. bad breath D. enlargement or inflammation of the vein of the anal canal E. chronic acid in the esophagus

swallowing

102. pharynx A. secretion of saliva B. manipulation of food C. swallowing D. storage of bile E. protection of small intestinal wall

storage of bile

103. gallbladder A. secretion of saliva B. manipulation of food C. swallowing D. storage of bile E. protection of small intestinal wall

secretion of saliva

104. parotid gland A. secretion of saliva B. manipulation of food C. swallowing D. storage of bile E. protection of small intestinal wall

hepatocyte

105. bile A. endocrine cells B. hepatocyte C. parietal cells D. acinar cells E. goblet cells

acinar cells

106. trypsin A. endocrine cells B. hepatocyte C. parietal cells D. acinar cells E. goblet cells

chewing of food

107. mastication A. movement of molecules from digestive tract into blood B. chewing of food C. muscular contractions that propel food D. removal of undigested wastes from body E. breakdown of organic molecules with digestive enzymes

removal of undigested wastes from body

108. elimination A. movement of molecules from digestive tract into blood B. chewing of food C. muscular contractions that propel food D. removal of undigested wastes from body E. breakdown of organic molecules with digestive enzymes

movement of molecules from digestive tract into blood

109. absorption A. movement of molecules from digestive tract into blood B. chewing of food C. muscular contractions that propel food D. removal of undigested wastes from body E. breakdown of organic molecules with digestive enzymes

muscularis

11. The myenteric plexus is found in the _____ of the digestive tract wall. A. mucosa B. serosa C. submucosa D. muscularis E. adventitia

produce mucus

110. goblet cells A. produce hormones B. produce mucus C. may protect intestinal epithelium D. synthesize bile E. produce digestive enzymes

produce hormones

111. endocrine cells A. produce hormones B. produce mucus C. may protect intestinal epithelium D. synthesize bile E. produce digestive enzymes

connects lesser curvature of stomach to the liver

112. lesser omentum A. mesentery of the small intestine B. serous membrane that covers organs C. attaches the liver to the diaphragm D. connects lesser curvature of stomach to the liver E. mesentery of the colon

attaches the liver to the diaphragm

113. coronary ligament A. mesentery of the small intestine B. serous membrane that covers organs C. attaches the liver to the diaphragm D. connects lesser curvature of stomach to the liver E. mesentery of the colon

serous membrane that covers organs

114. visceral peritoneum A. mesentery of the small intestine B. serous membrane that covers organs C. attaches the liver to the diaphragm D. connects lesser curvature of stomach to the liver E. mesentery of the colon

pancreas

115. trypsin A. salivary glands B. stomach C. liver D. small intestine E. pancreas

small intestine

116. lactase A. salivary glands B. stomach C. liver D. small intestine E. pancreas

pancreas

117. carboxypeptidase A. salivary glands B. stomach C. liver D. small intestine E. pancreas

small intestine

118. secretin A. salivary glands B. stomach C. liver D. small intestine E. pancreas

small intestine

119. disaccharidase A. salivary glands B. stomach C. liver D. small intestine E. pancreas

mucosa, submucosa, muscularis, serosa.

12. Beginning at the lumen, the sequence of layers of the digestive tract wall is A. submucosa, mucosa, serous membrane, muscularis. B. muscularis, lamina propria, submucosa, mucosa. C. mucosa, submucosa, muscularis, serosa. D. peritoneum, submucosa, mucosa, lamina propria. E. submucosa, mucosa, adventitia, muscularis.

polysaccharides and disaccharides

120. salivary amylase A. glucose and galactose B. amino acids C. fatty acids and glycerol D. maltose and isomaltose E. polysaccharides and disaccharides

maltose and isomaltose

121. pancreatic amylase A. glucose and galactose B. amino acids C. fatty acids and glycerol D. maltose and isomaltose E. polysaccharides and disaccharides

false

122. The salivary glands, tonsils, liver, gall bladder, and pancreas are all primary organs of the digestive system. True False

small intestine

123. Segmental contractions are mixing contractions that occur predominantly in the _________________. A. oral cavity B. large intestine C. esophagus D. stomach E. small intestine

submucosal plexus; myenteric plexus

124. The enteric plexus is composed of the _________ and the __________. A. submucosal plexus; myenteric plexus B. submucosal plexus; colonic plexus C. myenteric plexus; pancreatic portal D. submucosal plexus; pancreatic portal E. colonic plexus; pancreatic plexus

The excess accumulation of fluid in the abdomen

125. What is ascites? A. The excess accumulation of fluid in the abdomen B. The increased absorption of water from the chime in the colon C. The increased secretion of digestive enzymes due to nervous stimulation D. The rapid elimination of feces due to toxin production

hydrochloric acid

127. All of the following are substances found within saliva, except _________. A. hydrochloric acid B. bicarbonate ion C. amylase D. mucin E. lysozymes

liquefying and digesting the food.

13. Secretions that are added as food moves through the GI tract assist in A. liquefying and digesting the food. B. vitamin A and D production and storage. C. distribution of nutrients throughout the body. D. insulin production. E. bile production.

false

130. Cholecystokinin and the glossopharyngeal nerve stimulate the release of bile into the small intestine. True False

It increases the pH of the feces, which are acidic because of bacterial secretions.

131. What is the function of bicarbonate when it is secreted by the large intestine? A. It increases the pH of the feces, which are acidic because of bacterial secretions. B. It aids in the digestion of proteins C. It decreases the pH of feces, which are alkaline because of bacterial secretions. D. It aids in the digestion of cellulose.

vagus

14. Parasympathetic nerves extend to the digestive tract through the ____________ nerve. A. gastric B. cardiac C. vagus D. accessory

Hirschprung disease

15. What disease is caused by the absence of enteric neurons in the distal large intestine? A. Hirschprung disease B. multiple endocrine neoplasia type 2 C. spastic colon D. gastroenteritis

stimulate, inhibit

16. The role of acetylcholine in the digestive tract is to _________, while the role of norepinephrine is to ______. A. stimulate, stimulate B. stimulate, inhibit C. inhibit, inhibit D. inhibit, stimulate

parietal peritoneum.

17. The abdominal cavity is lined with A. the omental bursa. B. mesenteries. C. the greater omentum. D. parietal peritoneum. E. superficial fascia.

retroperitoneal.

18. Abdominal organs that lie against the body wall and have no mesenteries are said to be A. retroperitoneal. B. antiperitoneal. C. falciperitoneal. D. hyperperitoneal. E. mesoperitoneal.

1, 2, 2, 2

19. A man had a gunshot wound in his abdomen. The bullet passed through his anterior body and lodged inside the transverse colon. What layers did the bullet pass through to arrive at the location? (1) parietal peritoneum (2) visceral peritoneum A. 1, 2 B. 1, 2, 1, 2 C. 1, 2, 2, 1 D. 1, 2, 2, 2 E. 2, 1, 1, 1

oral cavity, stomach, small intestine, large intestine

2. Which is the correct order of the regions of the digestive tract from superior to inferior? A. pharynx, esophagus, large intestine, small intestine B. oral cavity, stomach, small intestine, large intestine C. stomach, esophagus, large intestine, small intestine D. anus, large intestine, stomach, esophagus

has boundaries that include the lips, palate and cheeks.

20. The oral cavity A. opens into the nasopharynx. B. directly connects with the esophagus. C. contains the parotid salivary glands. D. has boundaries that include the lips, palate and cheeks. E. is lined with cuboidal epithelium.

plays a major role in swallowing.

21. The tongue A. secretes saliva. B. plays a major role in swallowing. C. contains a lot of connective and lymphatic tissues. D. is attached to the hard palate. E. functions in deglutition apnea.

orbicularis oris muscle

22. What muscle forms the lips? A. buccinator muscle B. orbicularis oculi muscle C. orbicularis oris muscle D. labial frenulum muscle

lingual frenulum extending to tip of tongue

23. Which of the following would inhibit normal movements of the tongue? A. swollen lips B. lingual frenulum extending to tip of tongue C. decrease in number of taste buds D. loss of all teeth E. swollen tonsils

deglutition and breathing

24. A swollen uvula might interfere with which of the following? A. mastication B. deglutition and breathing C. chemical digestion D. olfaction

speech

25. Which of the following is NOT a necessary function of the tongue? A. swallowing B. chewing C. taste D. speech

are distributed so that there is one canine tooth in each half jaw.

26. Teeth in adults A. are replaced by osteoblast activity if they are extracted. B. are distributed so that there is one canine tooth in each half jaw. C. are all of the same type - molars. D. are composed of living cells called enamel cells. E. do not play a role in speech.

gingivitus.

27. Inflammation of the gums is called A. dental carries. B. pyorrhea. C. halitosis. D. gingivitus.

moistens food and begins starch digestion in the mouth.

28. Saliva A. is produced only when there is food in the mouth. B. increases ulceration in the mouth. C. is responsible for peristalsis in the mouth. D. moistens food and begins starch digestion in the mouth. E. does not prevent bacterial infection in the mouth.

parotid glands.

29. The salivary glands located just anterior to the ear are the A. parotid glands. B. submandibular glands. C. buccal glands. D. labial glands. E. sublingual glands.

elimination of undigested food

3. Which of the following is a function performed by the digestive system? A. cellular respiration B. food selection C. elimination of undigested food D. regulation of blood pH E. integration and coordination of other systems

moistening and starch digestion.

30. The digestive functions performed by saliva and salivary amylase respectively are A. flushing and protein digestion. B. swallowing and fat digestion. C. peristalsis and polysaccharide digestion. D. moistening and starch digestion. E. None of these choices is correct.

1 - 1½ L

31. How much saliva is generally produced each day? A. ½ - 1 L B. 1 - 1½ L C. 2 - 3 L D. 4 - 5 L

nasopharynx

32. Which part of the pharynx is NOT involved with food transport? A. nasopharynx B. oropharynx C. laryngopharynx D. All the the choices are involved with food transport

the pharyngeal phase of swallowing.

33. The epiglottis covers the opening into the larynx during A. the voluntary phase of swallowing. B. the pharyngeal phase of swallowing. C. the esophageal phase of swallowing. D. the gastric phase of swallowing. E. the oral phase of swallowing.

the superior part is skeletal muscle

34. How does the muscularis layer of the esophagus differ from the rest of the digestive tract? A. it is all skeletal muscle B. the superior part is skeletal muscle C. the inferior part is skeletal muscle D. it has alternating smooth and skeletal muscle sections

voluntary, pharyngeal, esophageal

35. Which of the following is the correct order for the phases of deglutition? A. pharyngeal, voluntary, esophageal B. esophageal, pharyngeal, voluntary C. voluntary, pharyngeal, esophageal D. voluntary, esophageal, pharyngeal

peristalsis

36. What moves the bolus during the esophageal phase of deglutition? A. pharyngeal constriction B. peristalsis C. the tongue D. segmentation

relaxation of the soft palate allowing liquid to enter the nasal cavity

37. Which of the following might happen if a person begins laughing while swallowing a liquid? A. laryngeal constriction forcing liquid through the pharynx B. relaxation of the soft palate allowing liquid to enter the nasal cavity C. the tongue might be swallowed D. nothing - swallowing will be normal E. peristalsis will not begin

has upper and lower sphincters to regulate movement of food.

38. The esophagus A. extends from the fauces to the stomach. B. has cartilage in its walls to keep it from collapsing. C. produces two enzymes that digest proteins. D. has upper and lower sphincters to regulate movement of food. E. has thin walls of connective tissue.

pylorus - the most inferior portion of the stomach

39. Which of the following regions of the stomach is correctly matched with its description? A. body - portion closest to the esophagus B. pylorus - the most inferior portion of the stomach C. fundus - opening from the stomach into the duodenum D. cardiac region - the largest portion of the stomach E. pyloric opening - opening from the esophagus

segmental contraction

4. Which of the following is NOT a type of propulsion in the digestive tract? A. peristalsis B. mass movement C. deglutition D. segmental contraction

relaxation of the cardiac sphincter.

40. Reflux of gastric contents into the esophagus occurs because of A. relaxation of the cardiac sphincter. B. contraction of the pyloric sphincter. C. spasms of the submucosal layer of the stomach wall. D. increased hydrochloric acid production by the parietal cells. E. increased amounts of mucous produced by the stomach.

pepsinogen and intrinsic factor

41. Which of the following are secreted by the stomach? A. amylase and lipase B. pepsinogen and intrinsic factor C. bile and lipase D. trypsin and amylase E. bicarbonate and secretin

The stomach wall is protected by large amounts of mucus.

42. Why doesn't the stomach digest itself? A. The stomach wall lacks proteins so enzymes won't attack it. B. The digestive enzymes in the stomach aren't efficient enough. C. The stomach lining is too tough to be digested. D. The stomach wall is protected by large amounts of mucus. E. The stomach is protected by HCl.

proper environment for functioning of pepsin

43. Which of the following events occurs because of the low pH of the stomach? A. activation of salivary amylase B. enhanced carbohydrate digestion C. proper environment for functioning of pepsin D. protein synthesis E. lipid digestion

1, 2, 3, 4

44. Assume we could alter the conditions in the duodenum. If we inserted a large volume of highly acidic chyme which contained a large amount of fat, which of the following responses are consistent with that? (1) decreased gastric acid secretion (2) increased bile production (3) increased pancreatic bicarbonate production and pancreatic enzyme secretion (4) increased secretin and cholecystokinin A. 1, 2, 3, 4 B. 1, 2, 3 C. 2, 3, 4 D. 1, 3, 4 E. 1, 2, 4

cephalic

45. Anticipation of eating food causes an increase in secretion of gastric juice. This phase of gastric secretion is called the _____ phase. A. cephalic B. gastric C. intestinal D. pancreatic E. conscious

gastric phase of gastric secretion.

46. The distention of the stomach by food is the primary stimulus to begin the A. cephalic phase of gastric secretion. B. gastric phase of gastric secretion. C. intestinal phase of gastric secretion. D. cystic phase of gastric secretion. E. hepatic phase of gastric secretion.

cholecystokinin (CCK)

47. Which of the following would inhibit both gastric secretion and gastric motility? A. vagal stimulation B. chewing and swallowing food C. cholecystokinin (CCK) D. gastrin E. large amounts of fiber in the diet

cholecystokinin (CCK).

48. Fatty acids and certain lipids in the duodenum initiate the release of A. secretin and gastrin. B. cholecystokinin (CCK). C. gastrin and histamine. D. somatostatin and CCK. E. insulin and glucagon.

chyme.

49. Food in the stomach is squeezed and mixed with gastric juices, forming a semiliquid called A. bolusin. B. chyme. C. bile. D. phlegm. E. feces.

absorption.

5. The movement of molecules out of the digestive tract into circulation or the lymphatic system is A. secretion. B. peristalsis. C. chemical digestion. D. absorption.

irritation of the duodenal mucosa by acidic chyme and digestive enzymes.

50. Duodenal gland secretion prevents A. digestive enzyme release. B. release of bile from the liver. C. irritation of the duodenal mucosa by acidic chyme and digestive enzymes. D. the release of insulin. E. peristalsis.

disaccharidases.

51. Enzymes secreted by the small intestine include A. disaccharidases. B. secretin. C. cholecystokinin. D. bile. E. histamine.

common bile duct and pancreatic duct.

52. The hepatopancreatic ampulla is formed by the union of the A. pancreatic duct with the lacteals. B. greater duodenal papilla with the lesser duodenal papilla. C. common bile duct and pancreatic duct. D. cystic duct and interlobular duct. E. hepatic ducts and cystic ducts.

ileum

53. What portion of the small intestine is most distal from the pylorus of the stomach? A. jejunum B. duodenum C. ileum D. common bile duct E. hepatopancreatic ampulla

chyme from entering the large intestine.

54. Blockage of the ileocecal valve would prevent A. pancreatic juice from entering the duodenum. B. bile from entering the duodenum. C. lymph from entering the jejunum. D. chyme from entering the ileum. E. chyme from entering the large intestine.

the jejunum and duodenum

55. Where does the majority of nutrient absorption occur? A. the stomach and duodenum B. the duodenum and ileum C. the jejunum and duodenum D. the ileum and jejunum

distension of the intestinal wall

56. Which of the following will stimulate intestinal motility? A. distension of the intestinal wall B. low pH C. presence of amino acids D. All of the choices will stimulate intestinal motility

are endocrine glands.

57. The pancreatic islets A. are found in the wall of the stomach. B. excrete mucus. C. produce digestive enzymes. D. are exocrine glands. E. are endocrine glands.

hepatic ducts into the common hepatic duct.

58. Bile would flow directly from the A. gallbladder into the hepatic duct. B. hepatic ducts into the common hepatic duct. C. bile canaliculus into the cystic duct. D. common bile duct into the gallbladder. E. cystic duct into the hepatic ducts.

consists of two major lobes and two minor lobes.

59. The liver A. has two major lobes - caudate and quadrate. B. is located on the superior surface of the diaphragm. C. is not vascular. D. is located in the left upper quadrant of the abdomen. E. consists of two major lobes and two minor lobes.

segmental contractions

6. Which of the following is NOT a function of the stomach? A. storage B. protein digestion C. absorption of aspirin D. segmental contractions

synthesize bile

60. Which of the following is a function of the hepatocytes? A. produce digestive enzymes B. synthesize hormones C. produce hydrochloric acid D. synthesize bile E. regulate pH

have phagocytic cells in their lining.

61. The hepatic sinusoids A. transport bile. B. have phagocytic cells in their lining. C. are part of the portal triad. D. connect to the gallbladder. E. do not have a function.

lipids

62. Damage to the liver would hamper digestion of A. carbohydrates. B. lipids. C. proteins. D. disaccharides. E. All of these choices are correct.

performed continuously by the liver.

63. Bile secretion is A. performed continuously by the liver. B. is stimulated by sympathetic nerves. C. is stimulated by decreased amounts of bile salts. D. stimulated by increased vitamin B12 storage. E. controlled by the gallbladder.

All of these are functions of the liver.

64. Functions of the liver include A. production of many blood proteins. B. interconversion of nutrients. C. detoxification of harmful chemicals. D. bile production. E. All of these are functions of the liver.

central vein

65. Which of the following is NOT part of a portal triad? A. hepatic artery B. hepatic duct C. hepatic portal vein D. central vein

cystic duct

66. What connects the gallbladder to the common bile duct? A. hepatic duct B. gallbladder duct C. cystic duct D. portal duct

cholecystokinin

67. What is the main stimulus for bile secretion from the gallbladder? A. cholecystokinin B. vagal stimulation C. secretin D. large amounts of protein in the chyme

1,4,2,3

68. Arrange the following structures in order from the small intestine to the rectum. (1) ascending colon (2) descending colon (3) sigmoid colon (4) transverse colon A. 1, 2, 3, 4 B. 1, 4, 2, 3 C. 2, 3, 1, 4 D. 2, 4, 1, 3 E. 1, 4, 3, 2

hepatic flexure.

69. A blockage in the colon where the ascending colon turns to become the transverse colon would occur at the A. ileocecal valve. B. hepatic flexure. C. splenic flexure. D. cardiac sphincter. E. gastric flexure.

3, 1, 4, 2

7. Arrange the following in proper sequence: (1) digestion (2) elimination (3) ingestion (4) absorption A. 3, 4, 2, 1 B. 1, 4, 3, 2 C. 4, 1, 2, 3 D. 3, 4, 1, 2 E. 3, 1, 4, 2

mucus.

70. The major secretion of the large intestine is A. bile. B. hormones. C. mucus. D. vitamins. E. bacteria.

Both digestion and absorption occur in this organ.

71. Which of the following apply to the small intestine? A. Secretions from the liver and pancreas enter this organ. B. Segmentation contractions occur in this organ. C. Both digestion and absorption occur in this organ. D. Mixing and propulsion of chyme. E. All of these choices apply to the small intestine.

sympathetic nerve fibers - increase intestinal motility

72. Which of the following is mismatched? A. segmental contractions - mix intestinal contents B. peristaltic contractions - propel intestinal contents along G.I. tract C. sympathetic nerve fibers - increase intestinal motility D. distention of intestinal wall - increases intestinal motility E. parasympathetic nerve fibers - stimulate secretion of pancreatic juices

cholecystokinin.

73. The gallbladder contracts in response to the hormone A. secretin. B. cholecystokinin. C. gastrin. D. somatostatin. E. insulin.

pancreatic juice.

74. The digestive juice that contains enzymes capable of digesting all major food groups is A. gastric juice. B. biliary juice. C. salivary juice. D. pancreatic juice. E. hepatic juice.

trypsin - nucleic acids

75. Which of the following enzymes is mismatched with its substrate? A. pepsin - protein B. amylase - starch C. trypsin - nucleic acids D. lipase - fat E. deoxyribonucleases - DNA

chymotrypsinogen.

76. Trypsin can activate A. pepsinogen. B. chymotrypsinogen. C. angiotensinogen. D. endopeptidase. E. lipase.

Cholecystokinin stimulates the pancreas to release an enzyme-rich solution.

77. Which of the following statements concerning cholecystokinin is correct? A. Cholecystokinin stimulates relaxation of the gallbladder. B. Cholecystokinin stimulates secretion of mucus by the gastric glands. C. Cholecystokinin stimulates the pancreas to release an enzyme-rich solution. D. Cholecystokinin stimulates the intestine to secrete trypsin. E. Cholecystokinin stimulates gastric secretions.

contains many mucus-secreting goblet cells.

78. The mucosa of the colon A. contains many mucus-secreting goblet cells. B. exchanges sodium ions for chloride ions. C. actively secretes sodium and chloride ions. D. produces enzymes that complete lipid digestion. E. consists of stratified columnar epithelium.

All of these are found in feces.

79. Feces consist of A. water. B. undigestible food. C. bacteria. D. sloughed-off epithelial cells. E. All of these are found in feces.

mass movements

8. Which of the following occurs in the large intestine? A. chemical digestion B. mass movements C. mastication D. mixing waves E. neutralization

mass movements.

80. Strong peristaltic contractions in the large intestine are called A. segmental contractions. B. churning contractions. C. mass movements. D. rectal propulsions. E. defecation.

CO2 and H2O carbohydrates

81. Which of the following does NOT illustrate digestion? A. polysaccharides disaccharides B. fat fatty acids and glycerol C. CO2 and H2O carbohydrates D. protein amino acids E. disaccharides monosaccharides

glucose

82. Insulin increases the rate of _____ transport into cells. A. sucrose B. fructose C. glucose D. galactose E. lactose

amylase, maltase, and sucrase.

83. Enzymes that digest carbohydrates include A. peptidases. B. amylase, maltase, and sucrase. C. lipase. D. maltase and lipase. E. trypsin and chymotrypsin.

lipids

84. If the thoracic duct were tied off, which of the following classes of nutrients would not enter the circulatory system at their normal rate? A. amino acids B. glucose C. lipids D. disaccharides E. monosaccharides

micelles.

85. Small droplets of digested lipids surrounded by bile salts are called A. chylomicrons. B. micelles. C. monoglycerides. D. diglycerides. E. lacteals.

2, 4, 3, 1

86. Arrange the following events in the correct order: (1) absorption of lipids (2) emulsification (3) micelle formation (4) digestion of lipids A. 1, 2, 3, 4 B. 3, 4, 2, 1 C. 4, 1, 2, 3 D. 2, 4, 1, 3 E. 2, 4, 3, 1

LDL

87. Which of the following lipoproteins contains the highest percentage of cholesterol? A. LDL B. HDL C. VLDL D. chylomicron E. CDL

receptor mediated endocytosis.

88. LDL's are taken into a cell by the process of A. simple diffusion. B. osmosis. C. receptor mediated endocytosis. D. HDL carrier molecules. E. facilitated diffusion.

pepsin

89. Which of the following enzymes digests protein? A. bile B. pepsin C. isomaltose D. sucrase E. lipase

composed of a layer of circular smooth muscle fibers and a layer of longitudinal smooth muscle fibers.

9. The muscularis layer in the wall of the digestive tract is A. skeletal muscle throughout the tract, especially in the large intestine. B. the layer of the digestive tract wall that contains capillaries. C. in direct contact with the food that is consumed. D. composed of a layer of circular smooth muscle fibers and a layer of longitudinal smooth muscle fibers. E. connective tissue and the peritoneum.

amino acids

90. Which of the following is an end product of protein digestion? A. glucose B. amino acids C. LDL molecules D. micelles E. nucleic acids

water moves by osmosis into the lumen of the small intestine.

91. When intestinal chyme is highly concentrated, A. water moves by osmosis into the lumen of the small intestine. B. water moves by osmosis from the intestinal lumen into the blood. C. water moves by endocytosis from intestinal lumen into interstitial spaces. D. water moves by exocytosis from interstitial spaces into the stomach. E. water does not move.

false

92. Most of the water that enters that digestive tract is removed by the body in urine. True False

bacterial decomposition

93. large intestines A. produces bile B. stores and concentrates bile C. primary site of chemical digestion D. produces intrinsic factor E. bacterial decomposition

stores and concentrates bile

94. gall bladder A. produces bile B. stores and concentrates bile C. primary site of chemical digestion D. produces intrinsic factor E. bacterial decomposition

produces intrinsic factor

95. stomach A. produces bile B. stores and concentrates bile C. primary site of chemical digestion D. produces intrinsic factor E. bacterial decomposition

chewing

96. mastication A. swallowing B. chewing C. ball of food D. semifluid material E. phagocytosis

ball of food

97. bolus A. swallowing B. chewing C. ball of food D. semifluid material E. phagocytosis

bad breath

98. halitosis A. inflammation of the liver B. watery feces C. bad breath D. enlargement or inflammation of the vein of the anal canal E. chronic acid in the esophagus

enlargement or inflammation of the vein of the anal canal

99. hemorrhoids A. inflammation of the liver B. watery feces C. bad breath D. enlargement or inflammation of the vein of the anal canal E. chronic acid in the esophagus