Term: ventricular epicardium mesenchyme
Name: ventricular epicardium
Synonyms:
Definition: The external layer of the ventricle bounding the ventricular myocardium. It is formed by a single layer of mesothelial cells supported by a basal lamina, and imbricated with collagen, fibroblasts, and vascular structures in the subepicardial space.
Ontology: Anatomy Ontology [ZFA:0005058]

Name: mesenchyme
Synonyms:
Definition: A mesh-like cell arrangement, less compact than an epithelium.
Ontology: Anatomy Ontology [ZFA:0000393]