The human digestive system is a series of organs that converts food into essential nutrients that are absorbed into the body. The digestive organs also move waste material out of the body.
The enzymes in saliva help break down foods, and the lubrication function of saliva makes it easier for food to be swallowed.
PARTS OF THE DIGESTIVE SYSTEM
Stomach
Small intestine
Pancreas
Liver
Gallbladder
Colon (large intestine)
Rectum
Anus
FUNCTIONS OF THE DIGESTIVE SYSTEM
The function of the digestive system is to break down the foods you eat, release their nutrients, and absorb those nutrients into the body
Diagram of the digestive system
Strategies & Activities:
Step: Teacher revises the previous topic.
Step 2: Teacher introduces the new topic.
Step3: Teacher explains the new topic.
Step4: Teacher welcomes pupils’ questions.
Step5: Teacher evaluates the pupils.
Assessment & Evaluation:
.1. Say the meaning of digestive system
- List the parts of the digestive system
- Draw and label the digestive system
- Explains the functions of the digestive system
Assignment:
- Define digestive system
- List 5 parts of the digestive system
- Draw and label the digestive system
- Explains the functions of the digestive system
.
See also
System of the body and its functions