X1014313056-00038-08038</DOCNO> Healthy Heart part2 PATH OF BLOOD THROUGH THE HEART Oxygen-poor blood -- blood whose oxygen has already been already been absorbed by the body -- returns to the heart via a network of veins.
(blood; has been been absorbed; by the body; T:already; T:already) (X1014313056-00038-08038</DOCNO> Healthy Heart part2 PATH OF BLOOD THROUGH; returns; to the heart)
blood X1014313056-00038-08038</DOCNO> Healthy Heart part2 PATH OF BLOOD THROUGH
has been been absorbed returns
by the body T:already T:already
to the heart