MICROANATOMY

Detailed explanation-1: -Your pericardium is a protective, fluid-filled sac that surrounds your heart and helps it function properly.

Detailed explanation-2: -The serous pericardium is a layer of serosa that lines the fibrous pericardium (parietal layer), which is reflected around the roots of the great vessels to cover the entire surface of the heart (visceral layer).

Detailed explanation-3: -Serous pericardium is the inner layer. It’s further divided into two more layers: the visceral and parietal layers. The serous pericardium helps to lubricate your heart.

Detailed explanation-4: -The pericardium acts as mechanical protection for the heart and big vessels, and a lubrication to reduce friction between the heart and the surrounding structures. A very important role in all aspects of pericardial functions is played by mesothelial cells.