Assertion: testicular vein's valve | /r/CapableOf | fail to move blood
Facets:
value: back to the heart
type: TRANSITIVE-OBJECT
value: effectively
type: MANNER
value: in a varicocele
type: OTHER
Source sentences:
text: In a varicocele, the valves in the vein fail to effectively move blood back to the heart, causing blood to pool in the vein.