Term: pericardial muscle extracellular region
Name: pericardial muscle
Synonyms:
Definition: Muscle which is paired and runs anterio-posteriorly along the heart and is covered with epicardium.
Ontology: Anatomy Ontology [ZFA:0001653]

Name: extracellular region
Synonyms: extracellular
Definition: The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
Ontology: GO: Cellular Component [GO:0005576]    QuickGO    AmiGO