Definition of Endocardium
Endocardium: The lining of the interior surface of the heart chambers. The endocardium consists of a layer of endothelial cells and an underlying layer of connective 'tissue.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=3236
Last Editorial Review: 3/19/2012
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