What is the name of a thin layer of tissue that lines the cavities of the human heart?

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Feb 14, 2018

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Endocardium

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Endo means within, cardium means pertaining to the heart. The endocardium is a thin layer of epithelial tissue that lines the heart and protects the myocardium (the muscle layer of the heart.) The pericardium (peri = around) is a thin epithelial layer around the outside of the heart.

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