Term Name: pericardial sac
Synonyms: pericardium
Definition: a double-walled sac containing the heart and the roots of the great vessels.
Ontology: Cell Ontology [UBERON:0002406]

Relationships
is part of: pericardium
has parts: pericardial cavity serous pericardium
is a type of: serous sac thoracic segment organ