Assertion: pericardium's layer | /r/HasProperty | inner
Facets:
Source sentences:
text: Serous pericardium is the inner layer.
text: It is composed of two layers: the fibrous pericardium (the outer layer that is made of tough connective tissue) and the serous pericardium (the inner layer in which serous fluid provides lubrication for the heart to beat with almost no friction).
text: It is composed of two layers: the fibrous pericardium (the outer layer that is made of tough connective tissue) and the serous pericardium (the inner layer in which serous fluid provides lubrication for the heart to beat with almost no friction).
text: The fibrous pericardium is the outer layer, and the serous pericardium is the inner layer.