Assertion: atrium's ventricle | /r/CapableOf | become dilated
Facets:
value: fully
type: DEGREE
value: in late diastole
type: TEMPORAL
Source sentences:
text: When, in late diastole, the ventricles become fully dilated (understood in imaging as LVEDV and RVEDV), the atria begin to contract, pumping blood to the ventricles.