لایب سان

ISBN-13: 978-1118875742

ISBN-10: 1118875745

Cover; Title Page; Copyright; Preface; Instructor's Support; About the Author; Brief Contents; Contents; 1 What Is Life?; 1.1 Living Organisms Display Nine Specific Characteristics; 1.2 Human Biology Is Structured and Logical; 1.3 Scientists Approach Questions Using the Scientific Method; 1.4 Scientific Findings Often Lead to Ethical Dilemmas; 2 Where Do We Come from and Where Do We Fit?; 2.1 What Are the Origins of Modern Humans?; 2.2 What Does the Human Body Have in Common with the World Around It?; 2.3 We Reflect Our Environment: We Have a Habitat and a Niche; 3 Everyday Chemistry of Life 3.1 Life Has a Unique Chemistry3.2 Water Is Life's Essential Chemical; 3.3 Carbohydrates, Lipids, and Proteins Provide Form and Function; 3.4 Nucleic Acids Carry Information and Direct Protein Formation; 4 Cells: Organization and Communication; 4.1 The Cell Is Highly Organized and Dynamic; 4.2 The Cell Membrane Delineates the Cell; 4.3 The Components of a Cell Are Called Organelles; 4.4 Cell Communication Is Important to Cellular Success; 5 Tissues; 5.1 Some Tissues Provide Covering, Protection, and Support; 5.2 Other Tissues Provide Movement, Heat, and Integration 5.3 Organization Increases with Organs, Organ Systems, and the Organism5.4 Scientists Use a Road Map to the Human Body; 6 The Skeletomuscular System; 6.1 The Skeletomuscular System Is Multifunctional and Dynamic; 6.2 Bone Is Strong and Light Tissue; 6.3 The Skeleton Holds It All Together; 6.4 Skeletal Muscles Exercise Power; 6.5 Whole-Muscle Contractions Require Energy; 7 The Nervous System; 7.1 The Nervous System Is Categorized by Structure and Function; 7.2 Neurons Work Through Action Potentials; 7.3 The Meninges Protect the Brain's Delicate Structures 7.4 The Functions of the Brain and Spinal Cord Are Related7.5 The Peripheral Nervous System Extends the Central Nervous System; 8 The Special Senses; 8.1 The Special Senses Tell Us About Our Environment; 8.2 Vision Is Our Most Acute Sense; 8.3 The Special Senses Are Our Connection to the Outside World; 9 Immunity and the Lymphatic System; 9.1 How Do We Adapt to Stress?; 9.2 Skin and Mucous Membranes Are the First Line of Defense; 9.3 We Have a Second Line of Innate Defense; 9.4 The Lymphatic System Comprises Our Third Line of Defense; 9.5 Specific Immunity Targets Pathogens 9.6 Immunity Can Be Acquired Actively or Passively10 Infectious Disease and Epidemiology; 10.1 The Study of Epidemics Is Global in Scope; 10.2 Bacteria Are Single-Celled Wonders That Can Cause Disease; 10.3 Viruses Can Reproduce and Kill, but They Are Not Alive; 10.4 AIDS and HIV Attack the Immune System; 10.5 Other Pathogens Carry Other Dangers; 11 The Human Microbiome; 11.1 What Is the Human Microbiome?; 11.2 Our Microbiome Helps Maintain Homeostasis; 11.3 The Microbiome in Diagnoses and Treatments; 12 Cancer; 12.1 Cancer Cells Develop in Distinct Ways; 12.2 Cancer Has Many Causes

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