MICROANATOMY

Detailed explanation-1: -The pericardium is the fibrous sac that surrounds the heart. It can be divided into three layers, the fibrous pericardium, the parietal pericardium, and the visceral pericardium. The parietal and visceral pericardia together form the serous pericardium.

Detailed explanation-2: -Visceral layer of the serous pericardium: This is the innermost layer of your pericardium. It directly covers your heart and the roots of your great vessels. The portion that covers your heart is also known as your epicardium.

Detailed explanation-3: -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).