The respiratory system consists of organs and structures used for breathing. The respiratory system supplies oxygen to cells and eliminates carbon dioxide from the body. More »

The circulatory system of a rat is responsible for circulating blood through the body and organs. Pulmonary circulation refers to the process of oxygenating the body, while systemic circulation refers to the moving of bl... More »

The epiglottis, a flap composed of elastic cartilage located at the back of the throat, functions in both the respiratory and digestive systems of the body. It is open most of the time to allow air into the trachea, but ... More »

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A group of organs working together so that they can perform a function more complex than any of the single organs is called an organ system. Each of the 11 organ systems found in the human body contributes in some manner... More »

Immobility has a generally negative effect on many of the major organs of the body, including the respiratory, cardiovascular, musculoskeletal and gastrointestinal systems. According to Healthy Aging, people who are old,... More »

One method of explaining the respiratory system to children is to break down the system into its component parts. Explain the major organs of respiration, such as the lungs and the diaphragm. Since breathing is an obviou... More »

The function of the arteries is to carry oxygenated blood to organs and cells in the body. Because of this, arterial blood has a bright red color and flows away from the heart. More »