... to comprise: airways (nose, mouth, pharynx, larynx, trachea, bronchi, and bronchioles); an area of gas exchange (alveoli); and the necessary structures to drive and control respiration (ribs, intercostals muscles, diaphragm, pleura and nervous system). The respiratory system is also important as one of the bodies significant interfaces with the environment. A normal person usually breathes about six litres of air ... slow and become more laminar. Until about the 19th or 20th division the bronchi serve simply as conducting airways. From this point onwards however, they start to develop al...

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• Grade Level: Undergraduate