The digestive system

• Science

The Digestive System

 Grade : Fourth 

Teacher: Mrs.a

Pulley

Match each organ with their correct name 

Stomach

Liver 

Large Intestine

Esophagus 

Small intestine 

Digestive System 

What are we going to learn about? 

 

1. Parts of the digestive system.

2. How food travels from the mouth to the stomach. 

3.How the digestive system delivers important nutrients to other parts of the body and also excretes wastes from

the body

What happens when you eat? 

Draw a picture of what you think happens inside your body when you eat. Where does the food go?

What do you know about the digestive system?

Take notes in your notebook. You will need them later. 

Name as much organs belonging to the digestive system.

Name as much organs belonging to the digestive system.

Name as much organs belonging to the digestive system.

0

Write this in your notebook 

Human Digestion 

What is Digestion?

1. The secretion of saliva, and mixing of food with the tongue.
2. The release of water, acids, enzymes, buffers, and. salts.
3. The fluid produced and secreted by salivary glands in the mouth
4. It is how our body gets nutrients and energy from the food we eat

Pulley

Match each organ with their correct name 

Stomach

Liver 

Large Intestine

Esophagus 

Small intestine 

Digestive System 

Do you want to expand your knowledge?   

Here are other important organs in the digestive system 

Try recreating the drawing in the previous slide

Homework

Watch the video about the digestive system one more time.  We will discuss it in class. 

Thank you Amazing Students!