Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 39, Problem 14SQ
Match each substance with its description.
| _____ | gastrin | a. enzyme that acts in thestomach |
| _____ | secretin | b. produced by colon bacteria |
| _____ | bicarbonate | c. breaks down polysaccharides |
| _____ | bile | d. raises the pH of chyme |
| _____ | salivary amylase | e. stimulates bicarbonate secretion by the pancreas |
| _____ | pepsin | f. hormone made by stomach |
| _____ | short chain fatty acids(SCFAs) | g. emulsifies fats |
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Match each item in column A with the most closely related item in column B. Place letters for answers in the spaces provided.
Pancreatic juice ________
buffers chyme.
b. deactivates bile
c. is secreted by pancreatic islet cells.
d. is released into the cystic duct.
In the figure, cells of the
secrete HCI, which
Pepsinogen Pepsin
HCI
Lumen
a.
small intestine epithelium; keeps pepsin in its inactive form so the cells themselves are not digested
O b.
stomach epithelium; activates pepsinogen to form pepsin
O c.
pancreas; activates pepsinogen to form pepsin
d.
stomach submucosa; causes a low pH that activates pepsin
е.
pancreas epithelium; causes high acidity in the stomach, activating pepsinogen as a digestive enzyme
Chapter 39 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 39 - Human Adaptation to a Starchy Diet The human AMY-1...Ch. 39 - Human Adaptation to a Starchy Diet The human AMY-1...Ch. 39 - Human Adaptation to a Starchy Diet The human AMY-1...Ch. 39 - Prob. 1SQCh. 39 - Prob. 2SQCh. 39 - Prob. 3SQCh. 39 - A bird's keratin-lined _______ helps it grind up...Ch. 39 - Prob. 5SQCh. 39 - Prob. 6SQCh. 39 - The low pH of the _______ aids in protein...
Ch. 39 - Prob. 8SQCh. 39 - Prob. 9SQCh. 39 - Eating a healthy diet entirely of plant foods...Ch. 39 - Prob. 11SQCh. 39 - Prob. 12SQCh. 39 - Prob. 13SQCh. 39 - Match each substance with its description. _____...Ch. 39 - Match each organ with its digestive function in...Ch. 39 - Some people who have gallstones experience pain...Ch. 39 - A python can survive by eating a large meal once...Ch. 39 - Although rabbits cannot break cellulose down into...Ch. 39 - Cholera is a disease caused by bacteria that make...
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- The bile from the liver is delivered to the _______. a. stomach b. liver c. small intestine d. colonarrow_forwardFigure 16.7 Which of the following statements about the digestive system is false? a. Chyme is a mixture of food and digestive juices that is produced in the stomach. b. Food enters the large intestine before the small intestine. c. In the small intestine, chyme mixes with bile, which emulsifies fats. d. The stomach is separated from the small intestine by the pyloric sphincter.arrow_forwardStomach, or gastric acid.... a. Production is promoted by histamine stimulating the insertion of Na/K pumps on the basolateral membrane of parietal cells b. Its presence can convert pepsin to pepsinogen c. Two choices are true d. If produced in excess, can negatively feedback and shut off gastrin e. Three choices are truearrow_forward
- Beta-carotene is converted to vitamin ____ in the cells of the small intestine. a. A b. C c. E d. D e. B12arrow_forwardChoose the one most appropriate statement for each. v Bile salts - v Cud vGastric fluid Chyme v Mucosa Sphincter Serosa - v Ruminants - v Peristalsis a. A process that propels material along the digestive tract b. Ring of muscles that open and close to control passageways c. Thin, outermost layer of stomach d. A regurgitated ball of food particles e. Emulsify fat globules Have multiple stomach chambers, some of which store populations of f. microorganisms g. Interior lining of stomach that secretes gastric fluid h. Gastric inhibitory peptide i. Mixture of mucus, HCl, and pepsinogen j. A mixture of gastric fluid and food particles in the stomacharrow_forwardmatch to their corresponding functionarrow_forward
- A) Mechanical digestion is achieved in the mouth by the ________. Group of answer choices Teeth Teeth and Tongue Lips Tongue A2. The enzyme in the mouth that begins to break down starch is called pancreatic amylase. Group of answer choices True False A3. The tube that delivers the bolus to the stomach is called the ___________. Group of answer choices Bile tube Small intestine Large intestine Salivary tube Oesophagus A4. The stomach is a storage organ that also has the role of preliminary chemical digestion of ________________________. Group of answer choices Lipids Nucleic Acids Proteins Carbohydratesarrow_forwardWhich hormone controls the release of bile from the gallbladder a. pepsin b. amylase c. CCK d. gastrinarrow_forwardAcid secretion by the parietal cell is inhibited by A. CCK, secretin B. secretin, gastrin C. secretin, secretin D. CCK, CCK E. gastrin, CCK and the secretion of the pancreatic digestive enzymes is initiated byarrow_forward
- Bilea. is an important enzyme for the digestion of fats.b. cannot be stored.c. is made by the gallbladder.d. emulsifies fat.e. All of these are correctarrow_forwardMatch the following. ed 56 Loft and right- hepatic aa. Short gastric aa -Splenic branches Cystic a. Hepatic a. Right gastric a. Gastroduodenal a. Supraduodenal a. Spleen Left gastro-omental a. Superior pancreaticoduodenal a. Right gastro-omental a. Clyd MN uc Celiac Trunk Left Gastric Artery Splenic Artery Abdominal Aorta Common Hepatic Arteryarrow_forwardWhich of these juices is secreted by pancreas? I. Trypsin II. Pepsin III. Bile juice IV. Both I and IIarrow_forward
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Human digestive system - How it works! (Animation); Author: Thomas Schwenke;https://www.youtube.com/watch?v=X3TAROotFfM;License: Standard Youtube License