Which of the following best describe the function of goblet cells in the digestive tract? A. produce mucus that protects parts of the digestive organs from the effects of powerful enzymes needed for food digestion B. secrete buffers in order to keep the pH of the digestive tract close to neutral C. provide protection against invading bacteria and other disease-causing organisms that enter the digestive tract in food D. absorb nutrients from digested food and store them for future use

Which of the following best describe the function of goblet cells in the digestive tract? A. produce mucus that protects parts of the digestive organs from the effects of powerful enzymes needed for food digestion B. secrete buffers in order to keep the pH of the digestive tract close to neutral C. provide protection against invading bacteria and other disease-causing organisms that enter the digestive tract in food D. absorb nutrients from digested food and store them for future use

Nutrition Now

8th Edition

ISBN:9781337415408

Author:Brown

Publisher:Brown

Chapter7: How The Body Uses Food: Digestion And Absorption

Section: Chapter Questions

Problem 14RQ

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Bile Salts are: a. a mixture of amphipathic molecules which emulsify fatty acids in the small intestine b. enzymes present in saliva that digest proteins into amino acids c. made by the liver and secreted from the gall bladder into the duodenum d. enzymes that digest “dietary fiber” (cellulose) in the esophagus e. enzymes present in saliva that make bread taste sweet after chewing
There are two different kinds of secretions associated with the digestive system that needs to be understood to avoid confusion when describing how the digestive system functions. Which one of these secretions will be involved in the control of digestion through the blood? A.Endocrine B.Exocrine
Which of the following is (are) a function(s) of saliva? A. providing antibacterial action B. increasing the pH of the mouth cavity C. providing amylase for starch digestion D. providing lubrication for the mouth and esophagus E. All of the above answer choices correctly answer the question.
which of the following is true of bile? a. needed in the small intestine for the digestion of fats b. needed in the small intestine for the emulsification of fats c. synthesized by the gall bladder d. it converts inactive pancreatic enzymes to an active form
Which of the following molecules inhibits appetite for food? a. cholecystokinin b. ghrelin c. AgRP d. AMPK
Which of the following might be true of an individual unable to synthesize and secrete intrinsic factor? a. They would be unable to absorb adequate amounts of vitamin B12. b. They would be unable to digest lactose found in dairy products. c. They would be unable to absorb amino acids in the small intestine. d. They would be unable to digest and absorb triglycerides
Gut commensal bacteria are beneficial to animal nutrition including humans. For non-fermenting animals such as humans, select the answer that describes the greatest benefit of gut microflora on nutritional physiology. Select one: a. Absorption of carbohydrates b. Removal of water c. Production of some types of essential vitamins such as biotin and vitamin K d. Generation of gases necessary for proper elimination
Which of the following is NOT true about whey protein? A. It is derived from milk. B. It contains all nine essential amino acids. C. It is a slow-digesting protein. D. It can help increase muscle protein synthesis.
Which of the following is/are (a) product(s) of the digestion of starch after the release of the pancreatic enzymes into the small intestine? A. lactose B. maltotriose C. α-dextrin D. limit dextrin
Which of the following are substances in plant foods that are not absorbed by the body? A. Simple sugars B. Disaccharides C. Starch D. Dietary fiber
What is one of the major pathways by which excess cholesterol is eliminated from circulation? Select one: a. As VLDL b. Using anti cholesterol drugs c. In feces d. Conversion to chylomicrons e. Conversion to bile salts
Which of the following answer choices is true of bile salts? Select one: a. They increase efficiency of pepsin action b. They are synthesized in the pancreas c. They are a normal part of secretions in the monogastric stomach d. They emulsify fat in the duodenum e. They function as digestive enzymes

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	A.	produce mucus that protects parts of the digestive organs from the effects of powerful enzymes needed for food digestion
	B.	secrete buffers in order to keep the pH of the digestive tract close to neutral
	C.	provide protection against invading bacteria and other disease-causing organisms that enter the digestive tract in food
	D.	absorb nutrients from digested food and store them for future use