Human body

UNIT 1: HUMAN BODY

NATURAL SCIENCE SECOND LEVEL PRIMARY

Mª Isabel López

CEIP SANTA ANA MADRIDEJOS (TOLEDO)

WHAT ARE THESE CHILDREN DOING? WHICH PART OF THE BODY ARE THEY USING?

PARTS OF THE BODY

BONES

MUSCLES

JOINTS

ORGANS

NECK HEAD

SKULL

BICEPS

TRUNK

RIBS

QUADRICEPS

SHOULDER

ELBOW

BRAIN

HEART

WRIST LIMBS

SPINE

PECTORALS

HIP

LUNGS

KNEE ANKLE

BODY SYSTEMS

DIGESTIVE

RESPIRATORY

CIRCULATORY

EXCRETORY

THE HUMAN BODY HAS GOT MANY CELLS, ORGANS AND SYSTEMS WHICH WORK TOGETHER

PARTS OF THE BODY Your body has got three main parts : head, trunk and limbs. Your limbs are your arms and your legs..

head trunk

arms

legs

limbs

BONES Your bones support your body and protect your organs. The skull is the bone in your head. Ribs and spine are bones in your trunk.

Skull

Ribs

protect your heart and your lungs.

protects your brain

Spine

supports your body

All bones form your SKELETON

MUSCLES

Muscles are flexible and elastic.

They can stretch and contract.

They help move the bones.

Tendons connect your muscles to your bones.

Biceps Pectoralis

Quadriceps

JOINTS All bones are connected by joints. You have joints in different parts of your body. elbow

shoulder

wrist neck hip

knee

ankle

SOME ORGANS BRAIN The BRAIN gives instructions to your body.

LUNGS You breathe with your LUNGS.

HEART Your HEART pumps blood around your body.

DIGESTIVE SYSTEM

The digestive system breaks down food that we eat into smaller components that can be easily absorbed by the body and waste discarded.

RESPIRATORY SYSTEM NOSE MOUTH

When you breathe out, the air leaves your body through your mouth.

TRACHEA

LUNGS

When you breathe in, air enters your body through your nose.

The air goes down a tube called the trachea.

Then, the air enters your lungs.

CIRCULATORY SYSTEM The circulatory system is resposible for transporting substances between different parts of the body.

HEART BLOOD VESSELS (arteries, veins and capillaries)

EXCRETORY SYSTEM The excretory system eliminates the wastes from the body URETER

URETHRA

KIDNEY

BLADDER

HUMAN BODY