Coronary circulation is the circulation of blood in the blood vessels of the heart muscle (myocardium). The vessels that deliver oxygen-rich blood to the myocardium are known as coronary arteries. The vessels that remove the deoxygenated blood from the heart muscle are known as cardiac veins.These include the great cardiac vein, the middle cardiac vein, the small cardiac vein and the anterior cardiac veins.he vessels that remove the deoxygenated blood from the heart muscle are known as cardiac veins. These include the great cardiac vein, the middle cardiac vein, the small cardiac vein and the anterior cardiac veins.
The Marshall Plan, also known as the European Recovery Program, channeled over $13 billion to finance the economic recovery of Europe between 1948 and 1951.
On August 9, a second atomic bomb was dropped on Nagasaki, where 80,000 Japanese people perished. On August 14, 1945, the Japanese surrendered. Critics have charged that Truman's decision was a barbaric act that brought negative long-term consequences to the United States.n August 9, a second atomic bomb was dropped on Nagasaki, where 80,000 Japanese people perished. On August 14, 1945, the Japanese surrendered. Critics have charged that Truman's decision was a barbaric act that brought negative long-term consequences to the United States.