3. SKELETAL SYSTEM
❖ IT IS MADE OF 206 BONES WITH
DIFFERENT SHAPES AND SIZES
❖ ITS FUNCTIONS INCLUDE:
- SUPPORTING OUR BODY
- GIVING OUR BODY SHAPE
- PROTECTING DELICATE ORGANS IN OUR
BODY
4. FUNCTIONS
➔ SKULL
Giving our head shape
protecting our brain
➔ Rib
Protecting our heart and lungs
➔ Backbone
Provide the foundation for
your posture
➔ Joint
Connecting two or more bones
5. MUSCULAR SYSTEM
❖ Muscles are found all over our body and
attached on our skeleton.
❖ Functions:
- To allow us to move different parts of our
body.
6.
7. DIGESTIVE SYSTEM
❖ THE PROCESS TO BREAK DOWN FOOD INTO SIMPLE
SUBSTANCES AS OUR BODY CANNOT USE THE FOOD AS
IT IS.
❖ ITS FUNCTIONS ARE:
- BREAKING DOWN THE FOOD WE EAT INTO SIMPLE
SUBSTANCES
- ABSORBING THE SIMPLE SUBSTANCES FOR OUR
BODY TO USE.
8. FUNCTIONS
➔ Mouth
To chew food
➔ Gullet (oesophagus)
To connect your mouth to your stomach
➔ Stomach
To store food and release it to the
intestines to process
➔ Small intestine
to further digest food coming from the
stomach.
To absorb nutrients (vitamins, minerals,
carbohydrates, fats, proteins)
➔ Large Intestine
To turn food waste into feces (poop)
➔ Anus
To control the expulsion of feces
9. RESPIRATORY SISTEM
❖ Our respiratory system is made of nose,
windpipe and lungs
❖ Its functions include:
- Takes air into our body.
- Removes air from our body.
10. FUNCTIONS
➔ Nose
- To allow air to enter your
body
- To filter debris and moisten
the air.
➔ Windpipe (Trachea)
- To carry air in and out of
your lungs
➔ Lungs
- To facilitate gas exchange
11. Circulatory System
It is made up of Heart, Blood Vessels and Blood
to help move substances around our body.
Functions:
- Carry digested food,water, and oxygen in
blood to all parts of our body.
- Carry waste materials away from all parts of
our body.
12. FUNCTIONS
➔ Heart
- To pump blood throughout your
body
- To control your heart rate
➔ Blood
- To carry carbon dioxide to
the lungs (for exhalation)
and pick up oxygen
➔ Blood Vessels
- To deliver blood to the
organs and tissues in your
body
