Part one of term paper
is a specialized, four chambered muscle that maintains blood flow in the circulatory system. The heart is located in the thorax, it lies left of the body's midline, above and in contact with the diaphragm. It is behind the breastbone, or sternum, and between the lungs, with its apex tilted to the body's cavity left side. In most people the a ...

Part two of term paper
... supplies food and oxygen to the cells of the body for their life needs and removes the waste products of their chemical processes. It also helps to maintain a consistent body temperature, circulate hormones, and flight infections. The brain cells are very dependent on a constant supply of oxygen. If the circulation to the brain is stopped, death ensues shortly. Since heart attacks are the number-one cause of death in the United States, the heart gets a great deal of attention. The hear ...