Lesson 2: The Digestive System Revision Notes
Lesson Objectives
Today, we're going to learn about the digestive system, a fascinating journey of food through our body. By the end of this lesson, you should be able to:
Grade B: Name some parts of the digestive system. This is the path food takes in your body and includes several important stops.
Grade A: Describe the route food takes through the digestive system. From the moment you eat something, until it leaves your body, food goes on a long trip.
What is the Digestive System?
The digestive system is a series of organs connected like a long tube from our mouth to our anus. It helps turn big bits of food into tiny pieces that our bodies can use for energy and growth.
Parts of the Digestive System
The Journey of Food
Mouth: Food starts here, where it's chewed and mixed with saliva.
Oesophagus: Swallowed food travels down this tube to the stomach.
Stomach: Food mixes with digestive juices, breaking down further.
Small Intestine: Nutrients are absorbed into the blood here.
Large Intestine: Water is absorbed, and waste becomes more solid.
Rectum and Anus: Waste is stored then leaves the body.
Keywords Simplified
Digestion: The process of breaking down food so our bodies can use it.
Stomach: A part of your body where food goes after you swallow it.
Intestine: Long tubes in your body where food is broken down and nutrients are absorbed.
The digestive system is like a food processing factory inside us, breaking down everything we eat and turning it into energy. Every part has a special job to make sure our bodies get what they need from our food. Remember, eating healthy foods helps your digestive system work its best!
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