Assertion: atrioventricular valve's function | /r/HasProperty | to prevent the return of blood
Facets:
value: to the atrium
type: TRANSITIVE-OBJECT
Source sentences:
text: Its function is to prevent the return of blood to the atrium.
text: Its function is to prevent the return of blood to the atrium.
text: Its function is to prevent the return of blood to the atrium.
text: Its function is to prevent the return of blood to the atrium.