The Digestive and Excretory Systems

Imagine that you are eating your favorite snack. Did you know that as soon as you take your first bite the process of digestion begins? In this topic, you will learn about the journey food takes through the digestive and excretory systems. You will examine how your body processes your meals, turning food into nutrition and riding itself of waste.

Essential Questions

• What are the organs that make up the digestive system?
• What are the organs that make up the excretory system?
• What are the functions of the digestive and excretory systems?