aparato respiratorio 2009
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APARATO APARATO RESPIRATORIORESPIRATORIO
ÁREA: TRABAJO Y TIEMPO ÁREA: TRABAJO Y TIEMPO LIBRELIBRE
20092009
MSc. Marta FuentesMSc. Marta FuentesProf. Adjunta Morfología NormalProf. Adjunta Morfología NormalU.N.L.U.N.L.
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CAVIDADES NASALESCAVIDADES NASALES
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VESTÍBULO VESTÍBULO
SEGMENTO RESPIRATORIOSEGMENTO RESPIRATORIO
SEGMENTO OLFATORIOSEGMENTO OLFATORIO
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• VESTÍBULOVESTÍBULO: Epitelio estratificado plano + glándulas sebáceas + vibrisas
• SEGMENTO RESPIRATORIOSEGMENTO RESPIRATORIO: Epitelio seudoestratificado cilíndrico ciliado:
1. Células ciliadas
2. Células caliciformes
3. Células en cepillo
4. Células de gránulos pequeños
5. Células basales
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• SEGMENTO SEGMENTO OLFATORIO:OLFATORIO:
1. Células olfatorias
2. Células sustentaculares
3. Células basales
4. Células en cepillo
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CUERDAS VOCALES DE LA LARINGECUERDAS VOCALES DE LA LARINGE
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TRÁQUEATRÁQUEA
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BRONQUIOS PRINCIPALES BRONQUIOS PRINCIPALES (primarios)
BRONQUIOS LOBARES BRONQUIOS LOBARES (secundarios: 3 y 2)
BRONQUIOS SEGMENTARIOS BRONQUIOS SEGMENTARIOS (terciarios: 10 y 8)
………………………….
BRONQUIOLO BRONQUIOLO (1 mm) (Lobulillo)
…………………………
BRONQUÍOLO TERMINAL BRONQUÍOLO TERMINAL (acino)
BRONQUÍOLO RESPIRATORIO BRONQUÍOLO RESPIRATORIO (unidad bronquiolar respiratoria)
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TABIQUE TABIQUE ALVEOLARALVEOLAR
BARRERA BARRERA HEMATOGASEOSAHEMATOGASEOSA
•Porción delgada
•Porción gruesa
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SURFACTANTE: SURFACTANTE: Lípidos:Lípidos: Dipalmitoilfosfatidilcolina (DPPC)
Proteínas:Proteínas:
P.Surfactante A (regula la síntesis)
P. Surfactante B (lo disemina sobre la sup. alveolar
P. Surfactante C (mantiene la película)
P. Surfactante D (interviene en el sistema de defensa)
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