1.One in the outer layer — epicardium — of the heart and the other in the inner layer — endocardium — of the heart.
英：[epɪ'kɑ:rdɪə]
美：[epɪ'kɑrdɪr]
n.
心外膜( epicardium的名词复数 )
[医] 食管腹部，贲门上部
食管腹部，贲门上部：自食管裂至贲门的食管下部
New Latin
The first known use of epicardium was circa 1860
1.One in the outer layer — epicardium — of the heart and the other in the inner layer — endocardium — of the heart.
2.However, collagen 12 cells were found exclusively in the epicardium.
3.The organoids are about 2 millimeters in diameter and include the main types of cells typically present in this stage of development: cardiomyocytes, epithelial cells, fibroblasts, and epicardium.
