What is Serous pericardium?
It is the name given to a layer of the serous membrane known as the Pericardium. It is one of the membranes which surround the heart. This singular cell layer can be found lying atop a subserosal connective tissue layer.
It is also known by various other names, such as:
Serous pericardium - Appearance
The membrane is transparent and sac like in appearance.
Serous pericardium - Anatomy
This pericardial structure is constituted by the following two layers:
It acts as a lining for the inner slope of the fibrous pericardium.
It is attached to the surface of the cardiac region.
Serous pericardium - Functions
It surrounds the heart and acts like a protective case for the organ. A thin film of serous fluid in this membrane lets the heart move easily and gives it a frictionless environment that allows it to expand and contract.
Serous pericardium - Pictures
The following images demonstrate the physical appearance of this layer.
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