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Rhinologie - Infirmiers.com

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APPAREIL NASAL : pyramide<br />

nasale + fosses nasales<br />

Pyramide nasale: nasale:<br />

Squelette osteocartilagineux os<br />

propres du nez, cartilages<br />

triangulaires et alaires)<br />

Fosses nasales:<br />

- Orifice antérieur:narines<br />

Orifice postérieur:choanes<br />

- Toit:lame criblée<br />

- Orifice postérieur:choanes<br />

Toit:lame criblée<br />

- Plancher<br />

- Paroi interne:cloison osseux et<br />

cartilagineux<br />

- Paroi externe:cornets, meats,<br />

ouvertures des sinus

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