1 Introduction to Human Anatomy and Physiology 2 Chemical Basis of Life 3 Cells 4 Cellular Metabolism 5 Tissues Unit Two Support and Movement 6 Integumentary System 7 Skeletal System 8 Joints of the Skeletal System 9 Muscular System Unit Three Integration and Coordination 10 Nervous System I:Divisions of the Nervous System 12 Nervous System III: Senses 13 Endocrine System Unit Four Transport 14 Blood 15 Cardiovascular System 16 Lymphatic System and Immunity Unit Five Absorption and Excretion 17 Digestive System 18 Nutrition and Metabolism 19 Respiratory System 20 Urinary System 21 Water, Electrolyte, and Acid-Base Balance Unit Six The Human Life Cycle 22 Reproductive Systems 23 Pregnancy, Growth, and Development 24 Genetics and Genomics / Basic Structure and Function 11 Nervous System II.