The pericardium is a double-walled sac that contains the heart and the roots of the great vessels. The outer wall of the pericardium is composed of dense connective tissue. The portion of the inner wall of the pericardium that is in contact with the heart (but not in contact with the great vessels) is the epicardium. The epicardium contains the blood vessels supplying blood to heart muscle (the coronary arteries) as well as nerve fibers.
It's been three years since the world learned of Michael Jackson's death. Photos: Remembering the King of Pop Three Years Later.
The Hollywood Reporter. Michael Jackson's Money: How Much He's Made After Death. The singer's estate has earned profits over $300 million in the two years since Jackson died. Michael Jackson may have died in 2009, but his once-suffering estate is now thriving on profits from music sales, licensing agreements, and upcoming projects.