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Respiratory Diseases
Beginning of essay
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
re ....
Middle of essay
....even days. There is no known cure for the common cold yet.
Diphtheria is another respiratory disease that, most of the time, affects
children. The disease enters the body through the nose and mouth and attack the
mucous membrane where they multiply and secrete a powerful poison. The heart and
central nervous system are damaged by the poison and it can lead to death.
Toxoids, which are given to infants during the first year of life, are
harmless forms of the diphtheria poison which .... |
| Number of words: 351 |
Approximate pages: 2 |
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