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 house where Michael Jackson died has finally found a buyer, three years after the owner put it up for sale. According to TMZ, a Los Angeles businessman has made an offer of $17 million for the $23.9 million listing but buyer and seller are still negotiating.