Part one of term paper
The main job of is to provide oxygen to the blood, and release the carbon dioxide left over from the spent blood, works with the cardiovascular system to make this happen. Blood enters the lungs through the pulmonary circulation and is dark colored, low in oxygen, and high in carbon dioxide. It is pumped by the right side of the heart into ...

Part two of term paper
... at the same time; carbon dioxide leaves the blood and enters the alveoli. As this exchange takes place, the blood becomes bright red. It then enters the pulmonary venous system. In this system, small vessels join to form larger vessels the largest vessel, the pulmonary vein carries blood to the left side of the heart back into the body tissues. The Larynx is a hollow chamber in which the voice is produced, at the upper part of the windpipe; it is also called the voice box. It leads from the lower ...