HOW MY BODY WORKS
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HOW MY BODY WORKS
REVIEW: THE HUMAN BODY
Your body has 3 parts:
head
torso
limbs
Your arms and legs are your limbs.
How many parts has your body got?Which are they?
Classify the body parts
back eyes fingers chest stomach mouth arms legs nose
OUR FIVE SENSES
OUR FIVE SENSESOur eyes
Our brain helps us to understand the world around us.
ears nose tongue and skin
collect information and send it to our brain.
OUR FIVE SENSES
SIGHT (SEE) HEAR SMELL TASTE TOUCH
WE BREATHE OXYGENOUR BODY NEEDS OXYGEN.
2. OXYGEN COMES FROM THE AIR WE BREATHE INTO OUR LUNGS.
1. WE BREATHE AIR IN THROUGH OUR NOSE.
WE BREATHE OXYGENOUR BODY NEEDS OXYGEN.
4. OUR HEART PUMPS THE OXYGEN IN OUR BLOOD AROUND THE REST OF OUR BODY.
3. WE BREATHE WITH OUR LUNGS.
Air contains oxygen
The oxygen enters the blood
WE BREATHE OXYGEN
WE BREATHE OXYGENHEALTHY LUNGS
AND HEART UNHEALTHY LUNGS AND HEART
EXERCISE KEEPS OUR LUNGS AND HEART HEALTHY.
SMOKE IS UNHEALTHY FOR OUR LUNGS AND HEART.
WE EAT FOODOUR BODY NEEDS FOOD:1. TO GROW.
2. TO BE ACTIVE.
3. TO STAY HEALTHY.
WE EAT FOODWE USE OUR TEETH TO CHEW THE FOOD.
OUR DIGESTIVE SYSTEM BREAKS DOWN THE FOOD AND ABSORBS ITS NUTRIENTS.
WE EAT FOOD
NUTRIENTS FROM FOOD TRAVEL TO THE REST OF OUR BODY IN OUR BLOODSTREAM.
THE FOOD GOES INTO OUR STOMACH AND INTESTINE.
WE EAT FOOD
OUR BODY HAS BONESYOUR BODY HAS A SKELETON INSIDE.
OUR SKELETON IS MADE UP OF MANY BONES.
BONES ARE HARD AND RIGID.
The skeleton supports your body
OUR BODY HAS BONES
OUR BODY HAS BONES
AS WE GROW, OUR BONES GROW TOO.
OUR SKELETON PROTECTS OUR ORGANS
THE SKULL PROTECTS OUR BRAIN
OUR BODY HAS BONESTHE RIBS PROTECT OUR HEART AND LUNGS
LUNGS HEART
OUR BODY HAS BONES
OUR BODY HAS JOINTSA JOINT IS THE PLACE WHERE TWO OR MORE BONES COME TOGETHER.
Joints help you move your body.
OUR SKELETON BENDS AND MOVES AT THE JOINT WITH THE HELP FROM OUR MUSCLES.
OUR BODY HAS JOINTS
OUR BODY HAS JOINTSKNEE ELBOW
FINGERSSHOULDER
OUR BODY HAS MUSCLESMUSCLES HELP MOVE OUR BONES.
ALL OUR BONES HAVE MUSCLES CONNECTED TO THEM.
https://www.youtube.com/watch?v=VCminz-X52I
OUR BODY HAS MUSCLESMUSCLES WORK IN PAIRS TO PULL THE BONES.
BICEPS-TRICEPS
1. OUR BICEPS MUSCLE CONTRACTS AND PULLS UP OUR ARM.
2. OUR TRICEPS MUSCLE RELAXES.
https://www.youtube.com/watch?v=VCminz-X52I
OUR BODY HAS MUSCLESMUSCLES WORK IN PAIRS TO PULL THE BONES.
BICEPS-TRICEPS
1. OUR BICEPS MUSCLE RELAXES.
2. OUR TRICEPS MUSCLE CONTRACTS AND PULLS DOWN OUR ARM.
Muscles pull bones to move them.
Muscles relax and contract to move our body.
contract
relax
Bones are…..hard
and
rigid
Muscles are…elastic
softand
WE GROW AND CHANGEWE ALL GROW AND CHANGE.
WOMEN CAN HAVE BABIES.
BABIES BECOME CHILDREN. CHILDREN BECOME ADOLESCENTS.
ADOLESCENTS BECOME ADULTS. ADULTS BECOME OLDER ADULTS.
WE GROW AND CHANGE
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