trachea function

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Respiratory System -- Basic Function

Respiratory System -- Basic Function

27/04/2006

Your respiratory system provides the energy needed by cells of the body. Air is breathed in through the nasal cavity and/or mouth and down through the throat (the pharynx). The throat has three parts ... More Details
Respiratory System -- Basic Function

Respiratory System -- Basic Function

27/04/2006

Your respiratory system provides the energy needed by cells of the body. Air is breathed in through the nasal cavity and/or mouth and down through the throat (the pharynx). The throat has three parts ... More Details
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