Lesson: Introduction to the Human Digestive System Science • 4th Grade
In this lesson, we will learn how to identify and describe different parts of the human digestive system.
Waste can be excreted from the body through the sweat glands. Which organ in the body gives off sweat?
Hint: This is the body’s largest organ.
Digestion begins in the mouth when we chew our food. What is the name given to the substance that is produced by the salivary glands and helps moisten food and make it easy to swallow?
Food travels from the mouth to the stomach via a tube. What name is given to this tube?