Essentials of Biology (5th International Edition)
5th Edition
ISBN: 9781259660269
Author: Sylvia S. Mader, Dr., Michael Windelspecht
Publisher: Mcgraw-Hill
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Textbook Question
Chapter 23, Problem 2TC
Explain why the evolution of the four-chambered heart was critical for the development of an endothermic lifestyle (the generation of internal heat) in birds and mammals.
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Chapter 23 Solutions
Essentials of Biology (5th International Edition)
Ch. 23.1 - Prob. 1LOCh. 23.1 - Prob. 2LOCh. 23.1 - Prob. 3LOCh. 23.1 - Summarize the differences between the pulmonary...Ch. 23.1 - Prob. 1CYPCh. 23.1 - Prob. 2CYPCh. 23.1 - Prob. 3CYPCh. 23.1 - Summarize the difference between the circulatory...Ch. 23.1 - Prob. 1ACh. 23.1 - Prob. 2A
Ch. 23.1 - Prob. 3ACh. 23.2 - Describe the anatomy of the human heart.Ch. 23.2 - Prob. 2LOCh. 23.2 - Prob. 3LOCh. 23.2 - Prob. 4LOCh. 23.2 - Prob. 5LOCh. 23.2 - Prob. 6LOCh. 23.2 - Prob. 1CYPCh. 23.2 - Prob. 2CYPCh. 23.2 - Prob. 3CYPCh. 23.2 - Prob. 4CYPCh. 23.2 - Prob. 5CYPCh. 23.2 - Prob. 4ACh. 23.2 - Prob. 5ACh. 23.2 - Prob. 6ACh. 23.2 - Prob. 7ACh. 23.2 - Prob. 8ACh. 23.2 - Prob. 9ACh. 23.2 - Prob. 10ACh. 23.3 - Prob. 1LOCh. 23.3 - Prob. 2LOCh. 23.3 - Prob. 3LOCh. 23.3 - Prob. 4LOCh. 23.3 - Prob. 5LOCh. 23.3 - Prob. 1CYPCh. 23.3 - Prob. 2CYPCh. 23.3 - Describe the process involved in forming a blood...Ch. 23.3 - Prob. 4CYPCh. 23.3 - Prob. 11ACh. 23.3 - Prob. 12ACh. 23.3 - Prob. 13ACh. 23.3 - Prob. 14ACh. 23.3 - Which of the following are not involved in blood...Ch. 23 - Prob. 1BYBCh. 23 - Prob. 2BYBCh. 23 - Prob. 3BYBCh. 23 - Section 22.1 Why is blood considered to be a...Ch. 23 - Prob. S22.2BYBCh. 23 - Prob. S22.3BYBCh. 23 - Prob. 1TCCh. 23 - Explain why the evolution of the four-chambered...Ch. 23 - Prob. 3TCCh. 23 - Prob. 4TC
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- Assume that a human heart functions similarly to a frog heart. If a person is experiencing a fever, what would we expect to happen to that person's heart rate?arrow_forwardWhy would a fourth chamber heart be evolutionarily advantageous to an animal?arrow_forwardDescribe two advantages of a 4-chambered heart.arrow_forward
- Why does the mammalian heart have 2 pumping chambers? What is the purpose?arrow_forwardThe Greek anatomist Erasistratus, originally from Ceos, identified the correct function of the right atrioventricular valve of the human heart, which was to prevent backward flow of blood from: the right ventricle to the right atrium the right ventricle to the left ventricle the right ventricle to the left atrium the left ventricle to the right ventricle the left ventricle to the left atriumarrow_forwardfind a topic why people die for heart enlargement?arrow_forward
- Describe two mechanisms by which the cardiac output of an animal’s heart can be adjusted and indicate which is more important for increasing cardiac output in mammals and which is more important in fish.arrow_forwardThe Greek anatomist Erasistratus, originally from Ceos, identified the correct function of the right atrioventricular valve of the human heart, which was to prevent backward flow of blood from: the right ventricle to the right atrium the right ventricle to the left ventricle the right ventricle to the left atrium the left ventricle to the right ventriclearrow_forwardDescribe the evolution of circulatory systems in animals (include at least two invertebrate examples and three vertebrate examples). Explain how primitive animals accomplished the functions of circulatory systems, what changes prompted evolution of early circulatory systems, open vs. closed systems, and increasing compartmentalization of heartsarrow_forward
- Explain why the heart is called a double pump. Briefly describe the pulmonary and systemic circulation systems.arrow_forwardWhat accounts for the physiological differences in the animal hearts?arrow_forwardTrace the flow of blood through a mammalian heart, naming the four chambers and their valves, and explaining where the blood entering each atrium comes from and where blood leaving each ventricle goes. When the ventricles contract, what prevents blood from reen-tering the atria? What factors cause blood to move forward at high pressure in the aorta?arrow_forward
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