Chronic Obstructive Pulmonary Disease ( Copd ) Essay

1113 Words Feb 2nd, 2016 5 Pages
The respiratory system comprises many organs, such as the nasal cavity, pharynx, larynx, trachea, bronchial tube, and the lungs, that all have responsibilities to ensure that the body receives the right amount of airflow. However, when the respiratory system is exposed to pathogens, or it is not protected, it can create problems such as, emphysema, chronic obstructive pulmonary disease (COPD), orthopnea, and many other minor or major diseases that can cause a patient 's respiratory system to become infected.

Emphysema is a lung disease (pulmonopathy) that affects the alveoli through breaking down the elastic fibers in the lung, mainly because of proteases, which are the chemicals from immune cells. In comparison to many forms of cancer, emphysema is the long-term effect of smoking or air pollution. COPD is very similar to emphysema because they both limit persons inspiration and expiration (the process of breathing in and out). A normal alveolus has an avascular macrophage that cleans up the alveoli and protects it from diseases or infections and the blood cells will exchange oxygen with carbon dioxide, and there is supposed to be a balance between the antiprotease (build up the protease) and the protease (breakdown alveoli), however, with emphysema there is an imbalance of the antiprotease and protease. The more protease, the more damage there will be and the less protease there is, the less damage will be done to the alveoli. Emphysema and COPD can result in…

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