Assertion: bronchial artery's branch | /r/Desires | constant supply of oxygen
Facets:
Source sentences:
text: They have a lot to do with the function of the lungs, but they only branch aroung the airways and don't direcly supply the lungs themselves with oxygen - and as you may or may not know, each and every body part, even the bones, need a constant supply of oxygen to work and an artery to bring it to them.