Transcript The body system

The body system
The skeleton system
If people did not have bones we would be all
floppy like a bean bag. We would not be able to
walk if we did not have bones . Bones are in your
body for a reason there in there for you can walk a
bend down to pick up stuff. When we were borne
we had 300 bones in your body and now that were
growing the bones fuse to getter to make less
bones and when we get to be adult were alone
have 206 bones in our body .
Digestive system
Our digestive system is a 9 meter
long tube .the digestive system
starts in the mouth were your teeth
break up the food . Now that’s it
been soften by saliva it travels in the
stomach and it to the digestive
system.
The repertory system
The repertory system. is the system that you
breath with . Which is the lungs . The lungs
are the things that help use to breath . You
breath about 20 times a minute . When you
breath in your inhaling air. And that air goes
through your nasal passage.
circulatory system
The circulatory system is made of the
hart, blood and vans. There are the red
blood sells that help us get oxygen to
get in are organs. And the white blood
sells help us because if we have a germ
or something they well get the germ
out of our body