2. Respiratory System

IDevice Icon 2. The respiratory System

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Our respiratory system is for obtaining oxygen from the air that we need for living.

Air is breathed in through the nose or mouth, enters the pharynx and passes through the larynx (the esophagus, which is posterior to the larynx and which is involved in digestion instead of breathing.) The air then passes into the trachea.


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Our system is for obtaining from the that we need for living.

Air is breathed in through the or mouth, enters the pharynx and passes through the larynx (the , which is posterior to the and which is involved in digestion instead of breathing.) The air then passes into the .

  

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Andrés Egea - Yolanda Marcos 2008