Guide. Pericardial drainage (pericardiocentesis) is done to find the cause of fluid buildup around the heart and to relieve pressure on the heart. The tissue sac that surrounds the heart is called the pericardium. It protects the heart and parts of the major blood vessels connected to the heart.
Quick Answer. The original range of wild cows was northern Africa, Europe and southern Asia. Cows were domesticated between 10,000 and 6,500 years ago by cultures great distances from each other. Typical western cattle are from the older strain, which was most likely first domesticated in Turkey. Continue Reading
Quick Answer. Ground beef can come from any edible part of the cow. According to the New York Times, a large portion of the meat from a cow is used in making ground beef. The parts left over after the expensive steaks, roasts and chops have been removed become ground beef. Continue Reading.