2. Circulatory System
The heart pumps blood.
A heartbeat is a pulsation
of the heart.
Blood moves oxigen and
food around the body.
3. Respiratory System
We breathe air through our nose and our mouth.
The air goes to our lungs.
Our blood takes the
oxygen from the air.
When we breathe in, .our
lungs expand.
When we breathe out,
the lungs contract. We
breathe out the air we
do not need.
4. Digestive System
The food we eat mixes
with saliva and goes to
our stomach.
Our stomach digests the
food and them it goes to
our intestine.
Our body removes the
food we do not need in
the form of faeces.
5. Our mouth
We use our teeth to eat. Each tooth has a special
shape and function to help us break our food in
small pieces.
6. Food
Fruit and
vegetables contain
vitamins.
Dairy products make
our bones strong.
Protein is good for
our muscles.
Do not eat too
much fat.
Carbohydrates
give us energy.
