Assertion: valve's function | /r/HasProperty | to keep valve
Facets:
value: from prolapsing into the atria
type: TRANSITIVE-OBJECT
Source sentences:
text: The function of the subvalvular apparatus is to keep the valves from prolapsing into the atria when they close.
text: The function of chordae tendinae is to hold the valve and prevent enter of valve to auricle during forceful ventricular contraction.