Which of the following statements about the liver is false?
Want to see the full answer?
Check out a sample textbook solutionChapter 18 Solutions
Human Physiology
- Which of the following statements about the pancreas is correct? Select one: A. Pancreatic duct cells are enzyme- producing cells. B. There are more exocrine cells than endocrine cells in the pancreas. C. Acinar cells are responsible for the production of bicarbonate ions. D. Pancreatic juice is produced by the islets of Langerhans. E. Trypsinogen in pancreatic juice can digest proteins into amino acids.arrow_forwardWhich of the following function below is not performed by the liver? a. deamination of amino acids to form keto acids b. production of glucagon c. conversion of non-carbohydrate molecules to glucose d. synthesis of lipoproteins to transport fatty acidsarrow_forwardWhich of the following is true regarding digestion? A. The first segment of the alimentary tract is the duodenum. B. Amylase hydrolyzes starches into simple sugars. C. Bile hydrolyzes amylase into simple sugars. D. Trypsin and chymotrypsin degrade lipids into free fatty acids. E. All of the above answer choices correctly answer the question.arrow_forward
- The principal function for intestinal goblet cells is: Select one: t of a. secreting digestive enzyme. b. absorbing nutrients. C. secreting one of several various hormones. d. secreting mucus.arrow_forwardWhich of the following is an unregulated process in the digestive tract? a. secretion of cholecystokinin (CCK) by the duodenal mucosa b. absorption of amino acids across the epithelium of the small intestine c. release of bicarbonate ion (HCO3–) by pancreatic duct cells d. peristalsis in the stomacharrow_forwardWhich of the following statements is true?a. Intracellular digestion commonly occurs in vertebrates.b. Absorption of nutrients always requires active transport.c. Alimentary canals have two openings, whereas gastrovascularcavities have only one.d. Extracellular, but not intracellular, digestion requires hydrolyticenzymes.e. Most minerals are absorbed by simple diffusion.arrow_forward
- Which of the following statements regarding constipation is TRUE?A. Constipation is defined as having less than one bowel movement per day.B. Hyperthyroidism can contribute to constipation by slowing intestinal motility.C. Constipation occurs when waste remains in the intestines too long and/or too much water is reabsorbed from the feces.D. Sedentary lifestyle, stress & anxiety, or improper bowel habits (e.g. not heedingthe ‘call to defecate’) are all frequent causes of constipation that can be treated.E. Regardless of the cause of constipation, increasing the amount of fibre in the dietcan eliminate constipation by helping to retain more water in the stool.arrow_forwardThe most commonly occurring small intestinal obstruction is: a. volvulus. b. diverticulosis. c. adhesions. d. tumor.arrow_forwardWhich of the following is True?a. The human stomach maintains a very high pH.b. Gastric glands in the stomach wall secrete pepsinogen. c. Bile is released into the stomach from the liver.d. Many different nutrients are absorbed through the stomach.arrow_forward
- It is occasionally necessary for a person to have their gallbladder surgically removed. How will such a person's digestive process be altered? A. Pepsinogen would not be converted into pepsin before entering the lumen of the stomach. B. The person would be unable to digest fats. C. Mucus would not protect the stomach lining. D. Water would not be extracted from forming feces. E. Bile would go directly from the liver to the duodenum.arrow_forwardSympathetic innervation of the GI tract is responsible fora. closing the pyloric sphincter.b. stimulating peristalsis.c. stimulating secretion of the pancreatic acinar cells.d. vasodilating the major digestive system blood vessels.arrow_forwardAll of the following statements regarding the liver are true except one, which one? a. it can convert amino acids to glucose during periods of fasting b. it contains special phagocytic cells which remove worn-out blood cells from the circulation c. blood from the hepatic artery and portal vein travels away from the central vein of each lobule d. it converts ammonia to ureaarrow_forward
- Human Anatomy & Physiology (11th Edition)BiologyISBN:9780134580999Author:Elaine N. Marieb, Katja N. HoehnPublisher:PEARSONBiology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStaxAnatomy & PhysiologyBiologyISBN:9781259398629Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa StouterPublisher:Mcgraw Hill Education,
- Molecular Biology of the Cell (Sixth Edition)BiologyISBN:9780815344322Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter WalterPublisher:W. W. Norton & CompanyLaboratory Manual For Human Anatomy & PhysiologyBiologyISBN:9781260159363Author:Martin, Terry R., Prentice-craver, CynthiaPublisher:McGraw-Hill Publishing Co.Inquiry Into Life (16th Edition)BiologyISBN:9781260231700Author:Sylvia S. Mader, Michael WindelspechtPublisher:McGraw Hill Education