Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Author: Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher: OpenStax College
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Textbook Question
Chapter 23, Problem 49CTQ
Explain the role of bile salts and lecithin in the emulsification of lipids (fats).
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Explain the role of bile salts and lecithin in the emulsification of lipids (fats).
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Chapter 23 Solutions
Anatomy & Physiology
Ch. 23 - By clicking on this link...Ch. 23 - Visit this site...Ch. 23 - Watch this animation...Ch. 23 - Watch this animation...Ch. 23 - Watch this animation...Ch. 23 - By watching this animation...Ch. 23 - Watch this video...Ch. 23 - Which of these organs is not considered an...Ch. 23 - Which of the following organs is supported by a...Ch. 23 - Which of the following membranes covers the...
Ch. 23 - Which of these processes occurs in the mouth?...Ch. 23 - Which of these processes occurs throughout most of...Ch. 23 - Which of the following stimuli activates sensors...Ch. 23 - Which of these statements about reflexes in the GI...Ch. 23 - Which of these ingredients in saliva is...Ch. 23 - Which of these statements about the pharynx is...Ch. 23 - Which structure is located where the esophagus...Ch. 23 - Which phase of deglutition involves contraction of...Ch. 23 - Which of these cells secrete hormones? parietal...Ch. 23 - Where does the majority of chemical digestion in...Ch. 23 - During gastric emptying, chyme is released into...Ch. 23 - Parietal cells secrete ________. gastrin...Ch. 23 - In which pail of the alimentary canal does most...Ch. 23 - Which of these is most associated with villi?...Ch. 23 - What is the roLe of the small intestines MALT?...Ch. 23 - Which part of the large intestine attaches to the...Ch. 23 - Which of these statements about bile is true?...Ch. 23 - Pancreatic juice ________. deactivates bile. is...Ch. 23 - Where does the chemical digestion of starch begin?...Ch. 23 - Which of these is involved in the chemical...Ch. 23 - Where are most fat-digesting enzymes produced?...Ch. 23 - Which of these nutrients is absorbed mainly in the...Ch. 23 - Explain how the enteric nervous system supports...Ch. 23 - What layer of the alimentary canal tissue is...Ch. 23 - Offer a theory to explain why segmentation occurs...Ch. 23 - It has been several hours since you last ate....Ch. 23 - The composition of saliva varies from gland to...Ch. 23 - During a hockey game, the puck hits a player in...Ch. 23 - What prevents swallowed food from entering the...Ch. 23 - Explain the mechanism responsible for...Ch. 23 - Describe the three processes involved in the...Ch. 23 - Explain how the stomach is protected from self...Ch. 23 - Describe unique anatomical features that enable...Ch. 23 - Explain how nutrients absorbed in the small...Ch. 23 - Why is it important that chyme from the stomach is...Ch. 23 - Describe three of the differences between the...Ch. 23 - Why does the pancreas secrete some enzymes in...Ch. 23 - Describe the location of hepatocytes in the liver...Ch. 23 - Explain the role of bile salts and lecithin in the...Ch. 23 - How is vitamin B12 absorbed?
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- From the point of view of physiology, what is the most important constituent of bile? Give at least 4 important functions of it.arrow_forwardOutline the synthesis of bile acids. What functions do these substances have?arrow_forwardDistinguish between the activities of bile salts and lipasesarrow_forward
- Describe the mechanism of action of salivary amylase. Explain how it works and on what type of molecules.arrow_forwardWhat is the importance of emulsification in digestion of lipid?arrow_forwardProvide an explanation for the following observations;(a)fat are broken down into fatty acids and monoglycerides in the intestinal lumen but appear later in the blood as fat droplets.(b)how bile acids the digestive process even though it contains no enzymes .arrow_forward
- Describe the different ways in which food is chemically digested, including the role of the various components of saliva, gastric juice, pancreatic juice, and bile. explain which hormones control the release of each of these secretions, the cells used (acinar, parietal cells, etc.), and a description of what molecules are being digested and what they are being broken into.arrow_forwardIn terms of structure, how is cholesterol different from bile salts? Cite causes of bile duct obstruction and symptomsarrow_forward. Atropine is an alkaloid found in some plants: belladonna, dope, and bleach. It is part of the drugs belonging to the group of antispasmodics that relieve smooth muscle spasms. Such drugs are used for spastic pain and stomach, intestines, to relax the smooth muscles of the bile ducts. What is the mechanism of action of this substance?arrow_forward
- Briefly describe the process of digestion and metabolism of dietary fatty acids.arrow_forwardExplain how fiber-rich foods affect cholesterol absorption. Lipoproteins are clusters of lipids associated with proteins that serve as transport vehicles for lipids in the lymph and the blood. Discuss and give examples of the lipoproteins.arrow_forwardIn the duodenum lipid stimulate cck secretion. Explain how this would affect gastric emptying, pancreatic function, gallbladder secretion, and the sensation of hunger.arrow_forward
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