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| respiratory tract The structures and passages involved with intake, expulsion, and exchange of oxygen and carbon dioxide in the vertebrate body; respiratory tract | |||
| airways | |||
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| Respiratory use | |||
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vias respiratorias : 38 a las frases, 8 temas |
| Ambiente | 4 |
| Cuidado de la salud | 6 |
| Economía | 1 |
| General | 14 |
| Medicina | 8 |
| Microsoft | 1 |
| Naciones unidas | 1 |
| Química | 3 |