Research on abnormal human hemoglobins (protein in blood that carries oxygen), has taught us about the inheritance, biochemistry, and distribution of these traits. This knowledge, coupled with mathematical research using computer models of population genetics, has enabled researchers to marry biological fact and genetic theory. This volume places medical understanding in an evolutionary framework. Using published data on the frequencies of abnormal hemoglobins in the world's populations, Livingston analyzes and interprets these frequencies in the light of world distribution of different forms of diseases such as malaria. He further develops the genetic theory of the evolutionary homeostasis. Livingston discusses the relation of abnormal hemoglobins to endemic malaria and, shows how natural selection pressures explain the known distribution of these traits. Where non-coinciding distributions arise, the book presents other genetic, anthropological, evolutionary, and epidemiological evidence to explain these discrepancies. This classic work remains a useful sourcebook for professors and graduate students of anthropology, genetics, epidemiology, and hematology.
To most biologists, sociobiology represents the concept of strict Darwinian individual selection married to an analytical application of ecological principles and brought to bear on social behavior in an unusually exciting and productive way. Joining the biologists are a small number of social scientists. But there are radically divergent views as to how the field should be delimited, and sociobiology is one of the most widely discussed fields in biology and anthropology today. The symposium on which this book is based was arranged by a biologist and an anthropologist. The participants, leaders in their fields, ably present contrasting and responsible views on current issues. This is the first collection of essays on sociobiology in which opposing views are aired. It is an exciting, timely book and an important historical document.
To most biologists, sociobiology represents the concept of strict Darwinian individual selection married to an analytical application of ecological principles and brought to bear on social behavior in an unusually exciting and productive way. Joining the biologists are a small number of social scientists. But there are radically divergent views as to how the field should be delimited, and sociobiology is one of the most widely discussed fields in biology and anthropology today. The symposium on which this book is based was arranged by a biologist and an anthropologist. The participants, leaders in their fields, ably present contrasting and responsible views on current issues. This is the first collection of essays on sociobiology in which opposing views are aired. It is an exciting, timely book and an important historical document.
Research on abnormal human hemoglobins (protein in blood that carries oxygen), has taught us about the inheritance, biochemistry, and distribution of these traits. This knowledge, coupled with mathematical research using computer models of population genetics, has enabled researchers to marry biological fact and genetic theory. This volume places medical understanding in an evolutionary framework. Using published data on the frequencies of abnormal hemoglobins in the world's populations, Livingston analyzes and interprets these frequencies in the light of world distribution of different forms of diseases such as malaria. He further develops the genetic theory of the evolutionary homeostasis. Livingston discusses the relation of abnormal hemoglobins to endemic malaria and, shows how natural selection pressures explain the known distribution of these traits. Where non-coinciding distributions arise, the book presents other genetic, anthropological, evolutionary, and epidemiological evidence to explain these discrepancies. This classic work remains a useful sourcebook for professors and graduate students of anthropology, genetics, epidemiology, and hematology.
A&P may be complicated, but learning it doesn't have to be! Anatomy & Physiology, 11th Edition uses a clear, easy-to-read approach to tell the story of the human body’s structure and function. Color-coded illustrations, case studies, and Clear View of the Human Body transparencies help you see the "Big Picture" of A&P. To jump-start learning, each unit begins by reviewing what you have already learned and previewing what you are about to learn. Short chapters simplify concepts with bite-size chunks of information. Conversational, storytelling writing style breaks down information into brief chapters and chunks of information, making it easier to understand concepts. 1,400 full-color photographs and drawings bring difficult A&P concepts to life and illustrate the most current scientific knowledge. UNIQUE! Clear View of the Human Body transparencies allow you to peel back the layers of the body, with a 22-page, full-color insert showing the male and female human body along several planes. The Big Picture and Cycle of Life sections in each chapter help you comprehend the interrelation of body systems and how the structure and function of these change in relation to age and development. Interesting sidebars include boxed features such as Language of Science and Language of Medicine, Mechanisms of Disease, Health Matters, Diagnostic Study, FYI, Sport and Fitness, and Career Choices. Learning features include outlines, key terms, and study hints at the start of each chapter. Chapter summaries, review questions, and critical thinking questions help you consolidate learning after reading each chapter. Quick Check questions in each chapter reinforce learning by prompting you to review what you have just read. UNIQUE! Comprehensive glossary includes more terms than in similar textbooks, each with an easy pronunciation guide and simplified translation of word parts — essential features for learning to use scientific and medical terminology! NEW! Updated content reflects more accurately the diverse spectrum of humanity. NEW! Updated chapters include Homeostasis, Central Nervous System, Lymphatic System, Endocrine Regulation, Endocrine Glands, and Blood Vessels. NEW! Additional and updated Connect It! articles on the Evolve website, called out in the text, help to illustrate, clarify, and apply concepts. NEW! Seven guided 3-D learning modules are included for Anatomy & Physiology.
Over the last three decades the process industries have grown very rapidly, with corresponding increases in the quantities of hazardous materials in process, storage or transport. Plants have become larger and are often situated in or close to densely populated areas. Increased hazard of loss of life or property is continually highlighted with incidents such as Flixborough, Bhopal, Chernobyl, Three Mile Island, the Phillips 66 incident, and Piper Alpha to name but a few. The field of Loss Prevention is, and continues to, be of supreme importance to countless companies, municipalities and governments around the world, because of the trend for processing plants to become larger and often be situated in or close to densely populated areas, thus increasing the hazard of loss of life or property. This book is a detailed guidebook to defending against these, and many other, hazards. It could without exaggeration be referred to as the "bible" for the process industries. This is THE standard reference work for chemical and process engineering safety professionals. For years, it has been the most complete collection of information on the theory, practice, design elements, equipment, regulations and laws covering the field of process safety. An entire library of alternative books (and cross-referencing systems) would be needed to replace or improve upon it, but everything of importance to safety professionals, engineers and managers can be found in this all-encompassing reference instead. Frank Lees' world renowned work has been fully revised and expanded by a team of leading chemical and process engineers working under the guidance of one of the world's chief experts in this field. Sam Mannan is professor of chemical engineering at Texas A&M University, and heads the Mary Kay O'Connor Process Safety Center at Texas A&M. He received his MS and Ph.D. in chemical engineering from the University of Oklahoma, and joined the chemical engineering department at Texas A&M University as a professor in 1997. He has over 20 years of experience as an engineer, working both in industry and academia. New detail is added to chapters on fire safety, engineering, explosion hazards, analysis and suppression, and new appendices feature more recent disasters. The many thousands of references have been updated along with standards and codes of practice issued by authorities in the US, UK/Europe and internationally. In addition to all this, more regulatory relevance and case studies have been included in this edition. Written in a clear and concise style, Loss Prevention in the Process Industries covers traditional areas of personal safety as well as the more technological aspects and thus provides balanced and in-depth coverage of the whole field of safety and loss prevention. * A must-have standard reference for chemical and process engineering safety professionals * The most complete collection of information on the theory, practice, design elements, equipment and laws that pertain to process safety * Only single work to provide everything; principles, practice, codes, standards, data and references needed by those practicing in the field
Get comprehensive, practical coverage of both surgical and non-surgical treatment approaches from the world’s most trusted authorities in spine surgery and care. Rothman-Simeone and Herkowitz’s The Spine, 7th Edition, edited by Drs. Steven R. Garfin, Frank J. Eismont, Gordon R. Bell, Jeffrey S. Fischgrund, and Christopher M. Bono, presents state-of-the-art techniques helping you apply today’s newest developments in your practice. Highlights critical information through the use of pearls, pitfalls, and key points throughout the text, as well as more than 2,300 full-color photographs and illustrations. Offers a newly revised, streamlined format that makes it easier than ever to find the information you need. Contains new chapters on the clinical relevance of finite element modeling and SI joint surgery. Includes an expanded section on minimally invasive spine surgery, including recent developments and future directions. Provides the latest evidence-based research from high-quality studies, including new randomized controlled trials for lumbar stenosis, surgery, fusion, and injections. Presents the knowledge and expertise of new international contributors, as well as new editorial leadership from Dr. Steven Garfin.
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