Assertion: vein | /r/HasProperty | removed
Facets:
Source sentences:
text: A) the precapillary sphincters will contract to prevent blood from flowing toward areas where veins have been removed
text: A) the precapillary sphincters will contract to prevent blood from flowing toward areas where veins have been removed
text: A. the precapillary sphincters will contract to prevent blood from flowing toward areas where veins have been removed
text: so they are able to see which veins need to be removed.