____________________
refers
to
the
first
eleven
or
twelve
years
of
life
,
Our
body
grow
quickly
.
We
learn
to
walk
,
talk
and
control
our
bodies
.
____________________
occurs
from
thirteen
to
nineteen
years
of
age
,
Our
body
finishes
growing
____________________
:
people
from
twenty
to
seventy
years
of
age
.
We
go
to
work
and
continue
learning
and
gaining
experience
.
____________________
____________________
starts
at
about
seventy
years
of
age
.
Our
bodies
and
minds
feel
a
bit
tired
.
We
are
living
the
last
stage
of
our
lives
.
Groups
of
bones
are
the
vertebrae
,
the
skull
and
the
rib
cage
.
The
vertebrae
are
a
group
of
small
bones
.
They
form
the
____________________
.
The
group
of
bones
that
form
the
skull
protect
the
____________________
The
rib
cage
protects
the
organs
in
the
torso
or
____________________
.
There
are
also
muscles
that
are
not
attached
to
bones
.
They
have
other
roles
.
For
example
,
the
____________________
is
a
muscle
that
pumps
blood
.