The
group
of
organs
that
carry
out
the
function
of
breathing
is
:
____________________
____________________
____________________
.
The
organs
where
oxygen
passes
from
the
air
into
the
blood
are
the
:
____________________
.
When
our
bodies
obtain
oxygen
from
the
air
and
release
carbon
dioxide
we
call
it
:
____________________
.
A
gas
in
the
air
that
we
need
to
breathe
:
____________________
.
