Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 47, Problem 3TYU
Summary Introduction
Introduction:
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1 a. What are three of the safeguards that prevent us from digesting our own tissues?
b. Explain how positive and negative feedback mechanisms work.
c. Is positive feedback or negative feedback more common in animals?
d. Why is one mechanism more common than the other in animals?
1. List the common components of a representative digestive system,
2. describe its crosssectional anatomy
3. describe its neural-hormonal features.
Biology
1. Which of the following is a correct statement about bile salts?
Group of answer choices
They are enzymes.
They are normally an ingredient of gastric juice.
They increase the efficiency of pepsin action.
They are manufactured by the pancreas.
They help stabilize fat-water emulsions.
2. The following questions refer to the digestive system structures in Figure 41.1.
Figure 41.1
Where does the digestion of carbohydrates occur?
Group of answer choices
1 and 3
1 and 4
3 and 4
4 and 5
5 and 7
Please answer asap and in short
Chapter 47 Solutions
Biology (MindTap Course List)
Ch. 47.1 - Prob. 1LOCh. 47.1 - Prob. 1CCh. 47.1 - Prob. 2CCh. 47.1 - Prob. 3CCh. 47.2 - Prob. 2LOCh. 47.2 - Prob. 3LOCh. 47.2 - Describe the structural adaptations that increase...Ch. 47.2 - Prob. 5LOCh. 47.2 - Imagine that you have just taken a bite of a...Ch. 47.2 - How are villi in the small intestine functionally...
Ch. 47.2 - What are the functions of each of the following:...Ch. 47.2 - Prob. 4CCh. 47.3 - Prob. 6LOCh. 47.3 - Prob. 7LOCh. 47.3 - Prob. 1CCh. 47.3 - Prob. 2CCh. 47.3 - Prob. 3CCh. 47.4 - Contrast basal metabolic rate with total metabolic...Ch. 47.4 - Prob. 9LOCh. 47.4 - Prob. 10LOCh. 47.4 - Prob. 1CCh. 47.4 - Prob. 2CCh. 47.4 - How do melanocortins, neuropeptides Y (NPY),...Ch. 47 - Test Your Understanding 1 Teeth adapted for...Ch. 47 - Prob. 2TYUCh. 47 - Prob. 3TYUCh. 47 - Test Your Understanding 4 Arrange the following...Ch. 47 - Test Your Understanding 5 Which sequence most...Ch. 47 - Prob. 6TYUCh. 47 - Lipids are transported from the intestine to the...Ch. 47 - Test Your Understanding 8 Most vitamins are (a)...Ch. 47 - Prob. 9TYUCh. 47 - Prob. 10TYUCh. 47 - Prob. 11TYUCh. 47 - Prob. 12TYUCh. 47 - Prob. 13TYUCh. 47 - Prob. 14TYUCh. 47 - Prob. 15TYU
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- 1. What advantages are there to digestion? Would it not be simpler for a vertebrate to simply absorb carbohydrate, lipids, and proteins from its food and to use these molecules without breaking them down?arrow_forwardDo you think that the digestive system of humans is similar to those of other animals? Where might you see the most prominent differences especially between humans and animals with different diets?arrow_forwardExcessive exposure to alcohol can cause inflammation of certain digestive organs, such as the stomach. Inflammation of which organ(s) might be causing Vincent's back pain? 2. Based upon the location of this pain, would you guess that the organ in question is a retroperitoneal organ or an organ attached to the abdominal wall by a broad sheet of mesentery? Explain your answer.arrow_forward
- Research on the digestive system of other animals, such as cows, sheep, or camels. Summarize your findings in a chart showing how the digestive system of cows and humans are similar and how they are different.arrow_forwardWhat anatomical feature in digestive cells allows more digestion? a. Goblet cells b. More nerve endings c. More blood supply d. Microvilliarrow_forwardbiochemistry. a 20 years old athlete(recer) asked yoy to give opininion on opinion on whether predominantly eating food rich with saturated fatty acids would have any harm on him knowing that he has no health problems of any kind ?give explannation for your answer supported by scientific evidence.arrow_forward
- Many digestive enzymes are synthesized in the pancreas and released into the duodenum. Why do mammalian digestive systems go to the trouble of producing pepsin in the stomach? What does pepsin do that others do not?arrow_forwardDoes the type of diet of the insect affect the structure of organs/parts of the digestive system? Cite at least four structures and explain such adaptation. Make sure that each division of the digestive system should be represented. Elaborate in your own words.arrow_forward1. Read on digestion in pigs 2. Take note of what happens in the various parts of the digestion system 3. Identify the names of all tracts and valves 4. Be detail in your considerationarrow_forward
- A scientist dissects a new species of animal. If the animal’s digestive system has a single stomach with an extended small intestine, to which animal could the dissected specimen be closely related? lion snowshoe hare earthworm eaglearrow_forward1. compare the dissected pig human models viewed in the lab book structure pig human number of liver lobes location and shape of large intestine colon presence of appendix presence of cecumarrow_forwardTerrestrial snails perform digestion through the A)incorporation of food into a mucoid mass called a protostyle B)filtration of food by the mantle cavity C)use of a crystalline style for the release of digestive enzymes into a mucoid mass of food D)secretion of digestive enzymes into the forgut followed by absorption of nutrients by the hindgutarrow_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