myocardium
Noun
Meaning
The main substance of the muscular wall of the heart inclosed between the epicardium and endocardium.
Source: Webster's dictionarySynonyms
Hypernyms
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Derivatives
Examples
Arrhythmias 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.
Definitive diagnosis requires a biopsy. ; Uhl anomaly : A congenital heart defect in which the right ventricular myocardium is too thin or absent.
Disorders of the myocardium The diagram shows a healthy heart (left) and one suffering from right ventricular hypertrophy (right).
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.
The Thebesian veins within the myocardium of the heart are valveless veins that drain directly into the chambers of the heart.