Assertion: circulatory system's vein | /r/ObjectUse | used as points of access
Facets:
value: medically
type: MANNER
Source sentences:
text: Veins are used medically as points of access to the blood stream, permitting the withdrawal of blood specimens (venipuncture) for testing purposes, and enabling the infusion of fluid, electrolytes, nutrition, and medications (intravenous delivery).