Anatomy of the Pericardium: Why Hearts Are in a Sac

This video shows a dissection of a heart and explains the importance of the pericardium, the sac that surrounds the heart. They discuss the two layers of the pericardium and how they protect and anchor the heart, as well as the potential problems that can arise, such as pericarditis and pericardial effusion. The presenter also explains the treatment options for these conditions.