Serous membrane
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The serous membrane is a smooth epithelial membrane of mesothelium lining the contents and inner walls of body cavities, which secrete serous fluid to allow lubricated sliding movements between opposi
Serous membrane lines the pericardial cavity and reflects back to cover the heart—much the same way that an underinflated balloon would form two layers surrounding a fist.
Layers of stomach wall
Pericardium
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The pericardium, also called pericardial sac, is a double-walled fluid filled sac containing the heart and the roots of the great vessels. It has two layers, an outer layer made of strong inelastic co
Serous membrane
…walls. The visceral peritoneum is wrapped around the visceral organs. For the heart, the layers of the serous membrane are called parietal and visceral pericardium. For the lungs they are called parietal and visceral pleura. The visceral serosa of the uterus is called the perimetrium. The potential space between…
Illustration of the pericardial sac and the sac when inflamed
Fibrous pericardium
Cytology of the normal mesothelial cells that line the pericardium, with typical features. Wright's stain.