Assertion: artery's tissue | /r/HasAspect | lower demands
Facets:
value: such as have adequate oxygen
type: OTHER
Source sentences:
text: When the tissue has lower demands (such as when nearby tissue cells already have adequate oxygen), the precapillary sphincters contract, closing off the true capillaries and forcing blood to flow straight from the metarteriole into the thoroughfare channel and venule—thereby bypassing the true capillaries.