Digestion

1
Digestion
2
What is digestion?

• Before our bodies can use the food that we eat it
  must first be digested.
• Definition of Digestion
• See if you can fill in the gaps on your own first

3
Digestion is

• The breakdown of large molecules (food) into
  small soluble molecules. This is done by
  digestive juices and enzymes. Once food is
  digested it can pass through your gut wall into
  your blood. Your blood then carries the digested
  food all around your body where it is used for
  growth, movement and repairing cells.

4
How does digestion work?

• Along the pathway through our body our food is
  broken down into very small molecules by
  digestive juices and enzymes

5
What happens to your food when you swallow??

• Can you label the main parts of your digestive
  system?
• In table groups see if you can label the parts of
  the digestive system

6
Each part of your digestive system has a special
job!

• See if you can match up each part with its
  function
• Worksheet Down the tube
• Lets put it all together!
• Digestion animation

7
This powerpoint was kindly donated to
www.worldofteaching.com http//www.worldofteac
hing.com is home to over a thousand powerpoints
submitted by teachers. This is a completely free
site and requires no registration. Please visit
and I hope it will help in your teaching.