In
the
interaction
function
we
____________________
information
and
create
a
____________________
.
There
are
three
systems
involved
:
____________________
system
,
skeleton
____________________
and
____________________
system
.
The
____________________
system
controls
everything
we
do
.
The
skeleton
system
____________________
our
body
and
____________________
our
internal
organs
.
Bones
are
connected
by
____________________
.
The
muscular
system
____________________
our
body
,
____________________
us
to
____________________
and
____________________
internal
organs
.
Muscles
are
connected
to
bones
by
____________________
.
There
are
two
important
____________________
:
voluntary
and
____________________
.
Muscles
____________________
and
____________________
to
move
our
body
.