Chapter Clicker Questions Chapter 3: The Human Body: Are We Really What We Eat? © 2017 Pearson Education, Inc The region of brain tissue that is responsible for prompting us to seek food is the a) b) c) d) pituitary gland satiety center hypothalamus thalamus © 2017 Pearson Education, Inc The region of brain tissue that is responsible for prompting us to seek food is the a) b) c) d) pituitary gland satiety center hypothalamus thalamus © 2017 Pearson Education, Inc In traveling through your GI tract, chyme would encounter a) the esophagus, then the stomach b) the duodenum, then the jejunum, and then the ileum c) the liver, then the gallbladder, and then the pancreas d) the jejunum, then the transverse colon, the ascending colon, and finally the anus © 2017 Pearson Education, Inc In traveling through your GI tract, chyme would encounter a) the esophagus, then the stomach b) the duodenum, then the jejunum, and then the ileum c) the liver, then the gallbladder, and then the pancreas d) the jejunum, then the transverse colon, the ascending colon, and finally the anus © 2017 Pearson Education, Inc The parietal cells of the stomach secrete hydrochloric acid, which a) b) c) d) begins to denature proteins accomplishes protein digestion begins to digest carbohydrates is more acidic than battery acid © 2017 Pearson Education, Inc The parietal cells of the stomach secrete hydrochloric acid, which a) b) c) d) begins to denature proteins accomplishes protein digestion begins to digest carbohydrates is more acidic than battery acid © 2017 Pearson Education, Inc Which of the following statements about chemical digestion is true? a) Enzymes are chemical messenger molecules that are important in regulating many aspects of digestion b) Hormones are nearly always produced in the same organ whose activity they assist c) Most hormones and enzymes involved in digestion are nonspecific, acting on a wide variety of compounds d) Upon release into the GI tract, digestive enzymes typically facilitate hydrolysis reactions © 2017 Pearson Education, Inc Which of the following statements about chemical digestion is true? a) Enzymes are chemical messenger molecules that are important in regulating many aspects of digestion b) Hormones are nearly always produced in the same organ whose activity they assist c) Most hormones and enzymes involved in digestion are nonspecific, acting on a wide variety of compounds d) Upon release into the GI tract, digestive enzymes typically facilitate hydrolysis reactions © 2017 Pearson Education, Inc Bile is a greenish fluid that a) is produced by the gallbladder b) is stored by the pancreas c) is necessary for the absorption of vitamin B12 d) emulsifies lipids © 2017 Pearson Education, Inc Bile is a greenish fluid that a) is produced by the gallbladder b) is stored by the pancreas c) is necessary for the absorption of vitamin B12 d) emulsifies lipids © 2017 Pearson Education, Inc The lining of the small intestine a) has muscular ridges called rugae that flatten to increase its absorptive capacity b) is studded with lymph nodes that absorb nutrients from the chyme c) has fingerlike projections called villi that contain capillaries and a lacteal that pick up absorbed nutrients d) has absorptive cells called enterocytes that line the microvilli © 2017 Pearson Education, Inc The lining of the small intestine a) has muscular ridges called rugae that flatten to increase its absorptive capacity b) is studded with lymph nodes that absorb nutrients from the chyme c) has fingerlike projections called villi that contain capillaries and a lacteal that pick up absorbed nutrients d) has absorptive cells called enterocytes that line the microvilli © 2017 Pearson Education, Inc A process in which nutrients are shuttled across enterocytes with the help of a carrier protein but no use of energy is a) b) c) d) passive diffusion facilitated diffusion active transport endocytosis © 2017 Pearson Education, Inc A process in which nutrients are shuttled across enterocytes with the help of a carrier protein but no use of energy is a) b) c) d) passive diffusion facilitated diffusion active transport endocytosis © 2017 Pearson Education, Inc Which of the following processes moves food along the entire GI tract? a) b) c) d) mass movement peristalsis haustration segmentation © 2017 Pearson Education, Inc Which of the following processes moves food along the entire GI tract? a) b) c) d) mass movement peristalsis haustration segmentation © 2017 Pearson Education, Inc Gastroesophageal reflux disease is caused a) by pooling of gastric juice in the lower esophagus b) when a hypersensitivity immune response triggers inflammation of the esophagus and stomach c) by ulceration of the lining of the colon d) by an inappropriate response of enteric nerves to stress © 2017 Pearson Education, Inc Gastroesophageal reflux disease is caused a) by pooling of gastric juice in the lower esophagus b) when a hypersensitivity immune response triggers inflammation of the esophagus and stomach c) by ulceration of the lining of the colon d) by an inappropriate response of enteric nerves to stress © 2017 Pearson Education, Inc Colorectal cancer a) accounts for nearly one-fourth of all cancers of the gastrointestinal system b) is the most common cancer in both men and women c) can be successfully treated during a colonoscopy d) can be detected with a screening test before it produces signs or symptoms © 2017 Pearson Education, Inc Colorectal cancer a) accounts for nearly one-fourth of all cancers of the gastrointestinal system b) is the most common cancer in both men and women c) can be successfully treated during a colonoscopy d) can be detected with a screening test before it produces signs or symptoms © 2017 Pearson Education, Inc ... a) the esophagus, then the stomach b) the duodenum, then the jejunum, and then the ileum c) the liver, then the gallbladder, and then the pancreas d) the jejunum, then the transverse colon, the. .. the liver, then the gallbladder, and then the pancreas d) the jejunum, then the transverse colon, the ascending colon, and finally the anus © 2017 Pearson Education, Inc The parietal cells of. .. colon, and finally the anus © 2017 Pearson Education, Inc In traveling through your GI tract, chyme would encounter a) the esophagus, then the stomach b) the duodenum, then the jejunum, and then the