Nutrition & You (3rd Edition)
3rd Edition
ISBN: 9780321910400
Author: Joan Salge Blake
Publisher: PEARSON
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Chapter 3, Problem 4TF
Summary Introduction
To examine: Whether the statement, “Without mucus, your stomach would digest itself”, is true or false.
Introduction:
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- 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_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_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
- Digestion is completed and products are absorbed in the _________. a. mouth b. stomach c. small intestine d. large intestinearrow_forwardParietal cells secrete ________. gastrin hydrochloric acid pepsin pepsinogenarrow_forwardUsing the black lines shown in Figure 11.27, name the types of nutrient molecules present at each site that are small enough to be absorbed across the small intestines lining. Figure 11.27 Fill in the blanks for substances that cross the lining of the small intestine.arrow_forward
- The bile from the liver is delivered to the _______. a. stomach b. liver c. small intestine d. colonarrow_forwardList the organs and accessory organs of the digestive system. On a separate piece of paper, list the main functions of each organ.arrow_forwardDifferent regions of the digestive system specialize in ________ and _________ food and in __________ unabsorbed food residues.arrow_forward
- Which of the following membranes covers the stomach? falcifoim ligament mesocolon parietal peritoneum visceral peritoneumarrow_forwardWatch this animation (http://openstaxcollege.org/l/sintestine) that depicts the structure of the small intestine, and, in particular, the villi. Epithelial cells continue the digestion and absorption of nutrients and transport these nutrients to the lymphatic and circulatory systems. In the small intestine, the products of food digestion are absorbed by different structures in the villi. Which structure absorbs and transports fats?arrow_forwardWhich of the following organs is supported by a layer of adventitia rather than serosa? esophagus stomach small intestine large intestinearrow_forward
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