Assertion: mediastinum's boundary | /r/HasProperty | transverse plane
Facets:
Source sentences:
text: Anterior mediastinum superior boundary is a transverse plane passing from the sternal angle to the intervertebral disc between vertebra T4 and T5, separating it from the superior mediastinum.
text: Posterior mediastinum superior boundary is a transverse plane passing from the sternal angle to the intervertebral disc between vertebrae T4 and T5.