Respiratory System
THE RESPIRATORY SYSTEM Are you aware that you are breathing? ... The five major parts of the respiratory system is the trachea, the lungs, the bronchus, the alveoli, and the diaphragm. However, there are other parts of our respiratory system that we need in order for us to breathe. ... It is the main respiratory organ. ... Another disease that affects the respiratory system is emphysema. ... As you can see, our respiratory system is very important to us. ... It destroys your respiratory system. So, the next time you take in a deep breath think about how important your respiratory system is to keep you alive.