Campbell Biology in Focus
3rd Edition
ISBN: 9780134710679
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Rebecca Orr
Publisher: PEARSON
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Textbook Question
Chapter 33.3, Problem 1CC
How does swallowed food reach the stomach of a weightless astronaut in orbit?
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Chapter 33 Solutions
Campbell Biology in Focus
Ch. 33.1 - An animal requires 20 amino acids to make...Ch. 33.1 - Prob. 2CCCh. 33.1 - WHAT IF? if a zoo animal eating ample food shows...Ch. 33.2 - Prob. 1CCCh. 33.2 - In what sense are nutrients from a recently...Ch. 33.2 - Prob. 3CCCh. 33.3 - How does swallowed food reach the stomach of a...Ch. 33.3 - Explain why a proton pump inhibitor, such as the...Ch. 33.3 - Prob. 3CCCh. 33.4 - Prob. 1CC
Ch. 33.4 - Prob. 2CCCh. 33.4 - Prob. 3CCCh. 33.5 - Prob. 1CCCh. 33.5 - The energy required to maintain each gram of body...Ch. 33.5 - Prob. 3CCCh. 33 - The mammalian trachea and esophagus both connect...Ch. 33 - Which organ is incorrectly paired with its...Ch. 33 - Which of the following is not a major activity of...Ch. 33 - Prob. 4TYUCh. 33 - Prob. 5TYUCh. 33 - If you were to jog 1 km a few hours after lunch,...Ch. 33 - Prob. 7TYUCh. 33 - FOCUS ON EVOLUTION The human esophagus and trachea...Ch. 33 - Prob. 9TYUCh. 33 - Prob. 10TYU
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- What are the main functions of the stomach? What roles do enzymes and hormones play?arrow_forwardIdentify the component of the GPAT (general plan of the alimentary tract) of the stomach Choose one from the following: (A) lamina propria (B) submucosa (C) muscularis mucosa (D) serosa (E) muscularis externaarrow_forwardWhat would be the significance of selectively destroying gastric vagal innervations on pepsin production?arrow_forward
- Determine the initial site of digestion (chemically) of the following:(1) Carbohydrates(2) Lipids(3) Proteinsarrow_forwardWhat problems does Digestion solve?arrow_forwardWhat is the mechnical and chemical digestive process of eating a chicken sandwich? What roles does the pancreas,gallbladder and liver play?arrow_forward
- How does gastrointestinal tract evade dehydration? 1) Alternating wave-like contraction and relaxatio of the oral (mouth) muscles reabsorbs water which will be transported to the urinary system 2) water is an important digestive enzyme in the stomach. 3) Normal peristaltic movements in the large intestine ensure reabsorption of water that will be delivered to the circulatory system. 4) the water we drink will be mostly absord by the blood vessels attached to the esophagus and stomach. Skip questionarrow_forwardThe following are the different parts of the digestive system of the cat. Describe the functions of the following: Gall bladder - Liver - Duodenum - Small intestine - Large intestine - Greater curvature of stomach - Spleen - Lesser curvature of stomach -arrow_forwardThere are several processes that take place from the moment food enters our mouth until it is completely digested and used for energy. Using approximately 400-500 words, describe in detail and in order of process the mechanical (stomach and intestine)and chemical (gastric acid and enzymes) digestion of eating a grilled chicken sandwich with mayonnaise, lettuce, and tomatoes. Note what role the pancreas, gallbladder, and liver play in digestion of the ingredients? From what ingredients is your body deriving its energy and how many basic calories from the macronutrients ingested? Include at least two scholarly references (using APA formatting and style) to guide your answers (note that you can use your textbook as one of your references).arrow_forward
- Protein digestion in the stomach results primarily from secretions released by: (a) hepatocytes. (b) parietal cells. (c) chief cells. (d) goblet cells.arrow_forward(i) Draw a well labeled diagram of human digestive system(ii) Describe the role of following in digestion.a) Bileb) Salivary amylasec) HClarrow_forwardWhat is the specific role of pepsin and pancreatin in protein digestion? Where can these enzymes be found in the body?arrow_forward
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