Assertion: endocardium's layer | /r/HasProperty | serous membrane
Facets:
Source sentences:
text: The outermost layer of the heart is a serous membrane, the epicardium (visceral pericardium).
text: Parietal layer of serous pericardium - the serous membrane external to the pericardial cavity.
text: Parietal layer of serous pericardium - the serous membrane external to the pericardial cavity.
text: Parietal layer of serous pericardium - the serous membrane external to the pericardial cavity.