Assertion: heart valve | /r/CapableOf | prevent the movement of blood
Facets:
value: out into the artery
type: TRANSITIVE-OBJECT
value: from an atrium into a ventricle
type: TRANSITIVE-OBJECT
value: against the direction of flow
type: TRANSITIVE-OBJECT
Source sentences:
text: The heart valves are sets of flaps (leaflets or cusps) that prevents the movement of blood against the direction of flow – from an atrium into a ventricle and then out into the artery (pulmonary artery or aorta).