| http://www.w3.org/ns/prov#value | - art throughout the tissues ??? ??? ??? what is systemic circulation? largest part of circulatory system where oxygen where oxygen rich blood to the organs and body tissue, except the heart and lungs ??? ??? ??? Why are capilaries are only one cell thick? to allow the exchange of gases to easily occur ??? ??? ??? where does oxygen in your alveoli come from? atmosphere ??? ??? ??? what leaves the bl
|
