Term: ventricular myocardium sarcoplasmic reticulum
Name: ventricular myocardium
Synonyms:
Definition: Muscular layer of the cardiac ventricle composed of a compact myocardial layer surrounding the trabecular layer.
Ontology: Anatomy Ontology [ZFA:0005061]

Name: sarcoplasmic reticulum
Synonyms:
Definition: A fine reticular network of membrane-limited elements that pervades the sarcoplasm of a muscle cell; continuous over large portions of the cell and with the nuclear envelope; that part of the endoplasmic reticulum specialized for calcium release, uptake and storage.
Ontology: GO: Cellular Component [GO:0016529]    QuickGO    AmiGO