Noun
The main substance of the muscular wall of the heart inclosed between the epicardium and endocardium.
Source: Webster's dictionaryArrhythmias Ventricular fibrillation is a medical emergency Proper function of the heart relies on a healthy Electrical conduction system of the heart and an orderly transmission of the action potentials that signal the myocardium to contract. Source: Internet
Definitive diagnosis requires a biopsy. ; Uhl anomaly : A congenital heart defect in which the right ventricular myocardium is too thin or absent. Source: Internet
Disorders of the myocardium The diagram shows a healthy heart (left) and one suffering from right ventricular hypertrophy (right). Source: Internet
It is continuous with the endothelium of the veins and arteries of the heart, and is joined to the myocardium with a thin layer of connective tissue. Source: Internet
The Thebesian veins within the myocardium of the heart are valveless veins that drain directly into the chambers of the heart. Source: Internet