Your
heart
is
an
amazing
____________________
.
It
____________________
blood
around
your
body
all
your
____________________
.
Your
heart
____________________
blood
into
your
arteries
.
They
take
the
blood
____________________
from
your
heart
to
all
your
body
.
The
blood
in
your
____________________
has
got
lots
of
____________________
.
Your
veins
take
your
blood
____________________
to
your
heart
.
The
blood
in
your
veins
hasn't
got
any
____________________
.
Every
day
your
heart
____________________
about
100
,
000
times
.
It
____________________
about
7
,
600
litres
of
____________________
.