Assertion: artery's valve | /r/HasAspect | two leaflets
Facets:
Source sentences:
text: The mitral valve has two leaflets; the others have three.
text: The mitral valve has two leaflets; the others have three.
text: A bicuspid aortic valve has two leaflets instead of the typical three.
text: The pulmonary valve, which has two leaflets, or cusps, guards the opening between the right ventricle and the pulmonary trunk.