Mader: Understanding ② The McG ysiology, Fifth Edition Chapter 15: The Digestive System Teaching and Learning New illustrations of stomach and small intestine add to the improved and extended discussion of thes Supplements Chemical digestion now benefits by having its own McGraw-Hill offers various tools and teaching products to section. The Medical Focus reading"Human Teeth support the fifth edition of Understanding Human Anatomy moved to a logical location early in the chapter. Liver struc- Physiology. Students can order supplemental study materials ture, function, and disorders are more logically and thor- by contacting their local bookstore. Instructors can obtain oughly presented. The chapter ends with an added discussion teaching aids by calling the Customer Service Department at of three eating disorders: obesity, bulimia nervosa,an nd800-338-3987,visitingoura&pwebsiteatwww.mhhe.com, anorexia nervosa or contacting their local McGraw-Hill sales representative. The Digital Content Manager, 0-07-246443-7, is a multime- Chapter 16: The Urinary System and Excretion dia collection of visual resources that allows instructors to utilize artwork from the text in multiple formats to create The functions of the urinary system are discussed more thor- customized classroom presentations, visually-based tests and oughly than in the fourth edition. The discussion of a quizzes, dynamic course website content, or attractive nephron has been improved by the addition of micrographs. printed support materials. The digital assets on this cross- The role of the loop of the nephron and various hormones platform CD-ROM are grouped by chapter within the follow- water reabsorption is better explained, and the topic of acid- ing easy-to-use folde base balance has been expanded to discuss all the ways the body can adjust the ph of the blood. The chapter ends with a Active Art Library Key Process Figures are saved in ma- discussion of treatments for kidney failure. nipulable layers that can be isolated and customized to meet the needs of the lecture environment Chapter 17: The Reproductive System The topic of meiosis has been moved to this chapter so that permatogenesis and oogenesis can be better understood by students. Coverage of the reproductive organs has been im proved by the inclusion of both sagittal and posterior views of the systems. Following reviewers' suggestions, the menstrua (instead of the ovarian and uterine cycles) is discussed. Nev Health Focuses are provided on endocrine-disrupting con- taminants, shower checks for cancer, and preventing trans mission of stds Chapter 18: Human Development and Birth The addition of new figures depicting fertilization, extrem- gxrstesfr rd, acetytsche, When the bryonic membranes, and the primary germ layers improves this chapter. Extensive revision is obvious due to the addition of new readings entitled"Therapeutic Cloning " and"prevent Animations Library Numerous full-color ing Birth Defects. " A discussion of the development of male animations of key physiological processes are and female organs has been added, and the chapter ends with provided. Harness the visual impact of processes in a new and extended discussion of the effects of pregnancy on motion by importing these files into classroom pre- sentations or course websites Art Libraries Full-color digital files of all illustrations in the book, plus the same art saved Chapter 19: Human Genetics unlabeled and gray scale versions, can be readily Aside from having all sections revised and updated, the chap- incorporated into lecture presentations, exams, or ter uses cystic fibrosis to show the connection between a ge custom-made classroom materials. These images are netic disorder and the function of a protein and to illustrate also pre-inserted into blank Power Point slides for the levels of genetic counseling, from doing a pedigree to per- ease of use. forming a preimplantation genetic study. The chapter ends Photo Libraries Digital files of instructionally signif- with a Medical Focus outlining the future benefits from the icant photographs from the text-including cadaver modern field of genomics. bone, histology, and surface anatomy images-can be reproduced for multiple classroom uses Preface xiMader: Understanding Human Anatomy & Physiology, Fifth Edition Front Matter Preface © The McGraw−Hill Companies, 2004 Preface xi Chapter 15: The Digestive System New illustrations of stomach and small intestine anatomy add to the improved and extended discussion of these topics. Chemical digestion now benefits by having its own separate section. The Medical Focus reading “Human Teeth” has been moved to a logical location early in the chapter. Liver struc￾ture, function, and disorders are more logically and thor￾oughly presented. The chapter ends with an added discussion of three eating disorders: obesity, bulimia nervosa, and anorexia nervosa. Chapter 16: The Urinary System and Excretion The functions of the urinary system are discussed more thor￾oughly than in the fourth edition. The discussion of a nephron has been improved by the addition of micrographs. The role of the loop of the nephron and various hormones in water reabsorption is better explained, and the topic of acid￾base balance has been expanded to discuss all the ways the body can adjust the pH of the blood. The chapter ends with a discussion of treatments for kidney failure. Chapter 17: The Reproductive System The topic of meiosis has been moved to this chapter so that spermatogenesis and oogenesis can be better understood by students. Coverage of the reproductive organs has been im￾proved by the inclusion of both sagittal and posterior views of the systems. Following reviewers’ suggestions, the menstrual (instead of the ovarian and uterine cycles) is discussed. New Health Focuses are provided on endocrine-disrupting con￾taminants, shower checks for cancer, and preventing trans￾mission of STDs. Chapter 18: Human Development and Birth The addition of new figures depicting fertilization, extraem￾bryonic membranes, and the primary germ layers improves this chapter. Extensive revision is obvious due to the addition of new readings entitled “Therapeutic Cloning” and “Prevent￾ing Birth Defects.” A discussion of the development of male and female organs has been added, and the chapter ends with a new and extended discussion of the effects of pregnancy on the mother. Chapter 19: Human Genetics Aside from having all sections revised and updated, the chap￾ter uses cystic fibrosis to show the connection between a ge￾netic disorder and the function of a protein and to illustrate the levels of genetic counseling, from doing a pedigree to per￾forming a preimplantation genetic study. The chapter ends with a Medical Focus outlining the future benefits from the modern field of genomics. Teaching and Learning Supplements McGraw-Hill offers various tools and teaching products to support the fifth edition of Understanding Human Anatomy & Physiology. Students can order supplemental study materials by contacting their local bookstore. Instructors can obtain teaching aids by calling the Customer Service Department at 800-338-3987, visiting our A & P website at www.mhhe.com, or contacting their local McGraw-Hill sales representative. The Digital Content Manager, 0-07-246443-7, is a multime￾dia collection of visual resources that allows instructors to utilize artwork from the text in multiple formats to create customized classroom presentations, visually-based tests and quizzes, dynamic course website content, or attractive printed support materials. The digital assets on this cross￾platform CD-ROM are grouped by chapter within the follow￾ing easy-to-use folders. • Active Art Library Key Process Figures are saved in ma￾nipulable layers that can be isolated and customized to meet the needs of the lecture environment. • Animations Library Numerous full-color animations of key physiological processes are provided. Harness the visual impact of processes in motion by importing these files into classroom pre￾sentations or course websites. • Art Libraries Full-color digital files of all illustrations in the book, plus the same art saved in unlabeled and gray scale versions, can be readily incorporated into lecture presentations, exams, or custom-made classroom materials. These images are also pre-inserted into blank PowerPoint slides for ease of use. • Photo Libraries Digital files of instructionally signif￾icant photographs from the text—including cadaver, bone, histology, and surface anatomy images—can be reproduced for multiple classroom uses