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 23RQ
In which pail of the alimentary canal does most digestion occur?
- stomach
- proximal small intestine
- distal small intestine
- ascending colon
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Where does final digestion of food and absorption of nutrients occur in the gastrointestinal tract?
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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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Similar questions
- List the organs and accessory organs of the digestive system. On a separate piece of paper, list the main functions of each organ.arrow_forwardDigestion is completed and products are absorbed in the _________. a. mouth b. stomach c. small intestine d. large intestinearrow_forwardFigure 34.19 Which of the following statements about digestive processes is true? Amylase, maltaseT and lactase in the mouth digest carbohydrates. Trypsin and lipase in the stomach digest protein. Bile emulsifies lipids in the small intestine. No food is absorbed until the small intestine.arrow_forward
- Figure 34.11 Which of the following statements about the digestive system is false? Chyme is a mixture of food and digestive juices that is produced in the stomach. Food enters the large intestine before the small intestine. In the small intestine, chyme mixes with bile, which emulsifies fats. The stomach is separated from the small intestine by the pylloric sphincter.arrow_forwardParietal cells secrete ________. gastrin hydrochloric acid pepsin pepsinogenarrow_forwardFigure 34.12 Which of the following statements about the small intestine is false? Absorptive cells that line the small intestine have microvilli, small projections that increase surface area and aid in the absorption of food. The inside of the small intestine has many folds, called villi. Microvilli are lined with blood vessels as well as lymphatic vessels. The inside of the small intestine is called the lumen.arrow_forward
- The bile from the liver is delivered to the _______. a. stomach b. liver c. small intestine d. colonarrow_forwardDescribe in details the four basic digestion processes as they occur in the small intestines after consuming a high meal with fat contentarrow_forwardThe cephalic phase of digestion: is an immediate response to stomach distension begins when someone smells and initially tastes food. is inhibited by cholecystokinin and secreted from the small intestine includes the initial steps of chemical protein digestion All of the abovearrow_forward
- From the esophagus to the anal canal, the walls of the digestive tract are made of the same four basic layers. Arrange them in order from the lumen outward. mucosa, submucosa, muscularis externa, serosa mucosa, submucosa, serosa, muscularis externa muscularis externa, serosa, mucosa, submucosa serosa, mucosa, submucosa, muscularis externaarrow_forwardwhich layer of the alimentary canal is modified to form sphincters? Inner circular muscularis layer, submucosa, or the outer longitudinal muscularis layerarrow_forwardFunctions of the stomach include all of the following, except initiation of protein digestion. mechanical breakdown of food. storage of ingested food. absorption of dipeptides. denaturation of proteins.arrow_forward
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