Term: myocardium cardiac muscle myoblast
Name: myocardium
Synonyms: cardiac muscle, heart muscle
Definition:
Ontology: Anatomy Ontology [ZFA:0001319]

Name: cardiac muscle myoblast
Synonyms: cardioblast
Definition: A precursor cell destined to differentiate into cardiac myocytes.
Ontology: Anatomy Ontology [ZFA:0009234]