TTHHEE HHUUMMAANN BBOODDYY

Our body machine..

SYSTEMS

• SENSES

• SKELETAL

INTERACTION

It has lots of parts.

It consists of different systems.Systems carry out functions that are

vital for life

It helps us receive and process information and move.

It supports our body, protects main organs and helps us move

SYSTEMS

• CIRCULATORY

• DIGESTIVE

• RESPIRATORYNUTRITION

• EXCRETORY

It consists of taking food and eliminating the waste

CIRCULATORY SYSTEMThis system moves the blood through the heart and around the body in the arteries and veins.

Blood gives our body nutrients and oxygen

ARTERIES

HEART

VEINS

THE HEARTThe ribs protect the heart

The heart pumps the blood around the body.

The heart is a little to the left of the center of your chest.It’s like a fist

THE HEARTThe heart is made up of two parts:

• ventricles

• Atriums

RESPIRATORY

SYSTEMThis system helps us breathe..

LUNGS

NOSEMOUTH

The organs that works to help us breathe are:.

We breathe through our NOSE and MOUTH

Oxygen is passed into our circulatory system., where it moves around the body.

We breathe in OXYGEN and breathe out CARBON DIOXIDE

The air goes down into our LUNGS

DIGESTIVE SYSTEM

This system helps us digest the food.

INTESTINES

MOUTH

STOMACH

Three main organs help us in this function:

We take in food through our MOUTH.

The nutrients are passed to the circulatory system where they move around the body

The intestine separate the nutrients from the waste and expel waste from our body.

It passes down into our STOMACH and INTESTINES

EXCRETORY

SYSTEMThis system helps us eliminate the waste and extra liquids.

URETERS

URETHRA

KIDNEYS

The organs that works to help us eliminate are:.

BLADDERS

Kidneys are under the rib cage,

We are born with 2 kidneysThey are

like a fist size

One on each side of the spine.

URETERSURETHRA

KIDNEYS

BLADDERSResult is the

URINE

ARTERIESVEINS

2. Kidneys clean the blood

1. The blood arrives in the kidneys 3. Kidneys filter the waste that

goes through the Ureters to the bladder

SIGHTWe can see different shapes

Eyes are the organs of sight.

, and colours

sizes

Iris can be different colours

Pupils are black

PUPIL

IRIS.

SIGHT

Eyes are very delicate and are protected by the

EYEBROW

EYELASHES

EYELID

Eyelides, eyelashes and eyebrows stop sweat and dust getting into our eyes.

We can hear loud sounds

Ears are the organs of hearing.

Ears have three parts

and quiet sounds

OUTER EAR INNER EARMIDDLE EAR

EARDRUM

Ears are very delicate. Earwax is a sticky substance inside the ear canal. It protects our ears from dirt and infection.

CANALEARWAX

We can smell good things

Nose is the organ we use for smelling.

Or bad thingsThe Tongue is the organ we use for tasting.

The Tongue is the organ we use for tasting.

The skin tells us if something is soft or hard

Our SKIN is the organ we use to touch.Our body is covered in skin. It’s the largest organ

in the human body.

smooth or roughhot or cold

Sensory nerves send this information to the brain