Assertion: mitral valve | /r/HasAspect | alphanumeric nomenclature
Facets:
value: with respect to the heart
type: OTHER
Source sentences:
text: The mitral valve has an alphanumeric nomenclature that numbers from the anterior to the posterior, with respect to the heart, and attaches an A or a P in front of the anterior or posterior leaflets, respectively (A1-A3, P1-P3).