Living organisms are made up of

Cells performing the same function group together to create

Tissues group together to form

Organs that work together form

systems

the sytems make of the body of ...

The central nervous system is made up of the

and the

is the part of the CENTRAL NERVOUS SYSTEM that runs from our brain down our ...

It is made up of nerve...

It is protected by the...

vertebrae

1/ Sound Waves enter the

in the outer ear, and cause the

to vibrate.

2/ In turn, those vibration make vibrate three small bones in the

3/ The vibrations finally reach the

located in the

where they become electrical signals.

4/ Then the

sends the signals to the brain for processing

Chemicals in the air enter our nose through our

Then, those chemicals come into contact with

which send the information to the brain via the

Substances enter our mouth and get in contact with our

The tongue is covered in

which have receptor cells. These receptor cells detect the different tastes / salty, sweet, bitter and ...

and send the information to the brain.