Assertion: thymus | /r/CapableOf | extend to upper border of the heart
Facets:
value: from the base of the neck
type: LOCATION
value: often
type: TEMPORAL
Source sentences:
text: In a newborn infant the thymus is relatively huge and often extends from the base of the neck to the upper border of the heart.
text: In a newborn infant the thymus is relatively huge and often extends from the base of the neck to the upper border of the heart.