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Essay Galaxy - Respiratory Diseases
Respiratory Diseases
Respiration is the process of taking in and using oxygen. There are
three different phases of respiration: external respiration, internal
respiration, and cellular respiration. External respiration is the intake of
oxygen from the environment and the release of carbon dioxide. In internal
respiration, oxygen is carried to the cells and carbon dioxide is carried away
from the cells. In cellular respiration, oxygen is used in chemical reactions
within the cells.
Some Diseases of the respiratory system are: bronchial asthma, the common
cold, and diphtheria.
Bronchial asthma is a disease in which the bronchial passages are made
smaller and swelling of the mucous lining causes blockage of breathing, usually
due to dust, animal fur or feathers, or pollen. Many people have asthma which
is caused by allergies, called extrinsic asthma, usually suff....
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Number Of Pages: 2 |
Number Of Words: 367 |
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