THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Fibrous pericardium: This is the tough, outermost layer of your pericardium. It’s made of connective tissue that prevents your heart from expanding too much.

Detailed explanation-2: -The parietal serous pericardium, which lines the interior side of the superficial portion of the pericardial sac, is fused to and inseparable from the fibrous pericardium. The visceral serous pericardium, also known as the epicardium, covers the myocardium of the heart and can be considered its serosa.