endocardium

American  

[en-doh-kahr-dee-uhm] / ˌɛn doʊˈkɑr di əm /

noun

Anatomy.

plural

endocardia

1. the serous membrane that lines the cavities of the heart.

---

endocardium British  

/ ˌɛndəʊˈkɑːdɪəm /

noun

1. the membrane that lines the cavities of the heart and forms part of the valves

---

Etymology

Origin of endocardium

First recorded in 1870–75; endo- + -cardium

Example Sentences

Furthermore, a significantly larger zone of cardiac muscle was found at the endocardium in matrix-injected pigs compared to controls.

From Science Magazine

When it is opened it is seen to have a much lighter colour than the other cavities, owing to the greater thickness of its endocardium obscuring the red muscle beneath.

From Project Gutenberg

In this disease cartilage, ligaments, and tendons, bone-marrow, muscle, the endocardium and aorta, the membranes of the brain and spinal cord, the skin and kidneys, may contain deposits of acicular crystals and amorphous granules.

From Project Gutenberg

Examination of the heart revealed disease involving the pericardium, endocardium and arteries, the coronary arteries in particular showing ossific change.

From Project Gutenberg

Then, if the endocardium is removed from the posterior part of the septum of the auricle up to the membranous septum, the posterior part of the auriculoventricular bundle will be exposed.

From Project Gutenberg