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