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Respiratory. Every tissue within the body requires oxygen to function. The respiratory system, which includes air passages, pulmonary vessels, the lungs, and breathing muscles, provides oxygenated blood to the body tissues and removes waste gases.Read More.n Depth: Respiratory. The respiratory system, which includes air passages, pulmonary vessels, the lungs, and breathing muscles, aids the body in the exchange of gases between the air and blood, and between the blood and the bodyâs billions of cells.
The respiratory system is the group of tissues and organs in your body that enable you to breathe. This system includes your airways, your lungs and the blood vessels and muscles attached to them that work together so you can breathe.The respiratory system's primary function is to supply oxygen to all the parts of your body.It accomplishes this through breathing: inhaling oxygen-rich air and exhaling air filled with carbon dioxide, which is a waste gas.his is how the respiratory system works: First you breathe air in through your nose and mouth, which wet and warm the air so it won't irritate your lungs. Then the air travels through your voice box, down your windpipe and then though two bronchii (bronchial tubes) into your lungs.