Introduction to the Respiratory System
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The respiratory system functions as a gas exchange that help us breathe. It is made up of organs in the body that delivers oxygen and takes away carbon dioxide. We cannot survive without oxygen and we cannot live if our breathing stops. This makes the respiratory system the essential part of human body and other living creatures.
The respiratory system is responsible for gaseous exchanges that help us breathe. It is situated in the thorax between the alveoli and the capillaries. The anatomy of exchanging oxygen and carbon dioxide vary depending on the organism.
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