Explanation Justify the reason for the correct answer: Option (b) ‘Fetal circulation shunts blood away from the lungs but makes full use of systemic circuit’. Hence, this option is correct. Option (c) the fetus derives nutrition from the body of the mother by the exchange of the substance between the maternal and the fetal blood is also correct. Option (e) Both (b) and (c) are correct. Justify the reason for the incorrect answer: Option (a) ‘Fetal circulation, like adult circulation, takes blood equally to a pulmonary circuit and systemic circuit’. Feel circulation enables the exchange of blood with mother with the help of placenta...

16th Edition

ISBN: 9781260231700

Author: Sylvia S. Mader, Michael Windelspecht

Publisher: McGraw Hill Education

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Chapter 22, Problem 8A

Chapter 22, Problem 10A

Chapter 22 Solutions

Inquiry Into Life (16th Edition)

Ch. 22.1 - Identify the major structures of a sperm cell and...Ch. 22.1 - Describe the steps involved in fertilization.Ch. 22.1 - Describe the cellular, tissue, and organ stages of...Ch. 22.1 - Outline the steps of fertilization, beginning with...Ch. 22.1 - Describe two ways that an oocyte avoids...Ch. 22.1 - Compare and construct the cellular and tissue...Ch. 22.1 - Identify the organ system that are formed from...Ch. 22.2 - Explain how cellular differentiation and...Ch. 22.2 - Explain how cytoplasmic segregation and induction...Ch. 22.2 - Describe how morphogen genes, homeotic genes and...

Ch. 22.2 - Describe two process that are associated with...Ch. 22.2 - Define the term “morphogen”.Ch. 22.2 - Explain the function of the homeobox sequence in a...Ch. 22.3 - Identify the extraembryonic membranes and provide...Ch. 22.3 - Summarize in chronological order, the major events...Ch. 22.3 - Describe the flow of blood in a fetus and explain...Ch. 22.3 - Besides tobacco, alcohol, and illegal drugs what...Ch. 22.3 - Prob. 1CYP Ch. 22.3 - Summarize the major events by month during fetal...Ch. 22.3 - Describe the path of blood flow in the fetus...Ch. 22.3 - Explain the function of the placenta.Ch. 22.4 - Describe changes that occur in Indian psychology...Ch. 22.4 - Outline the stages of birth.Ch. 22.4 - Summarize the advantages of breast-feeding Ch. 22.4 - Describe the psychological changes that occur in a...Ch. 22.4 - Identify the stage of parturition in which the...Ch. 22.4 - Define colostrum, and least three advantage of...Ch. 22.5 - Describe the factors that contribute to aging.Ch. 22.5 - Discuss the effects of aging on various body...Ch. 22.5 - What is the rule of the hippocampus, and how does...Ch. 22.5 - How might anti-inflammatory drugs slow the...Ch. 22.5 - Explain how telomeres influence cellular aging.Ch. 22.5 - Summarize how that may contribute to aging.Ch. 22.5 - Summarize the diseases that are associated with...Ch. 22 - Prob. S5.4BYB Ch. 22 - Figure 21.3 and 21.7 What are the difference...Ch. 22 - Section 21.2 and 21.3 Where does fertilization...Ch. 22 - Only one sperm enters an egg because Sperm have an...Ch. 22 - The fusion of a sperm and then it will initially...Ch. 22 - Which primary germ layer is not correctly matched...Ch. 22 - Which process is responsible for the shape and...Ch. 22 - The ability of one embryonic tissue to the...Ch. 22 - The Identity of each segment of a development...Ch. 22 - Prob. 7A Ch. 22 - Prob. 8A Ch. 22 - Prob. 9A Ch. 22 - Prob. 10A Ch. 22 - Which of the following is increased in the mother...Ch. 22 - Prob. 12A Ch. 22 - Prob. 13A Ch. 22 - Mitochondria contain their own genetic material....Ch. 22 - Prob. 2TC Ch. 22 - 3. Variety of fertility tests are available for...

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