Chapter 16 – The Body’s Systems

• Section 16.1 – Homeostasis and Osmoregulation
• Section 16.2 – Digestive System
• Section 16.3 – Circulatory and Respiratory Systems
• Section 16.4 – Endocrine System
• Section 16.5 – Musculoskeletal System
• Section 16.6 – Nervous System

Chapter 17 – The Immune System and Disease

• Section 17.1 – Viruses
• Section 17.2 – Innate Immunity
• Section 17.3 – Adaptive Immunity
• Section 17.4 – Disruptions in the Immune System

Chapter 18 – Animal Reproduction and Development

• Section 18.1 – How Animals Reproduce
• Section 18.2 – Development and Organogenesis
• Section 18.3 – Human Reproduction