Excretor
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![Page 1: Excretor](https://reader030.fdocuments.ec/reader030/viewer/2022020307/559e426f1a28abcc0f8b45c0/html5/thumbnails/1.jpg)
Excreción: eliminación de sustancias
de desecho que circulan en sangre y
proceden del metabolismo celular.
APARATO EXCRETOR/APPAREIL EXCRÉTEUR
Órganos excretores:
- Riñones y vías urinarias
- Pulmones
- Hígado
- Glándulas sudoríparas
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APPAREIL EXCRÉTEUR
Excrétion: action par laquelle les
déchets du métabolisme cellulaire sont
réjetés au dehors.
Organes excréteurs:
- Les Reins et les voies urinaires
- Les Poumons
- Le Foie
- Les Glandes sudoripares
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APARATO URINARIO
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Les Reins
APPAREIL URINAIRE
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Cálices mayores
Cálices menores
RIÑÓN
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CO2
Residuos
digestión y
medicamentos
Sudor (orina
diluida)Otros órganos excretores
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FUNCIONAMIENTO DEL RIÑÓN
¿DÓNDE?
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NEFRONA
Cápsula de Bowman
¿DÓNDE?
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NÉPHRON
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FINALIDAD: eliminar desechos del
metabolismo celular.
FASES:
1. FILTRACIÓN: de agua, iones, urea y
otros metabolitos en el glomérulo y
cápsula de Bowman.
2. REABSORCIÓN Y SECRECIÓN:
recuperación de agua, nutrientes y
electrolitos en los túbulos de la nefrona y
en el Asa de Henle.
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FILTRACIÓN
GLOMERULAR
AGUA
NaCl
Glucosa
Aminoácidos
UREA
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Iones
AA
Glucosa
Agua
Agua Agua
Agua
Iones
Iones
Iones
Urea
REABSORCIÓN Y SECRECIÓN TUBULAR
ORINA
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ENFERMEDADES DEL APARATO EXCRETOR
MALADIES DE L’APPAREIL EXCRÉTEUR
Cistitis/CystiteCólico nefrítico/Colique néphrétique
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PREVENCIÓN
Higiene
Beber agua
en abundancia
Dieta adecuada
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RESUMEN FUNCIÓN DE NUTRICIÓN
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APPAREIL URINAIREÉcris le nom des differentes parts de l’appareil urinaire en
français:
![Page 18: Excretor](https://reader030.fdocuments.ec/reader030/viewer/2022020307/559e426f1a28abcc0f8b45c0/html5/thumbnails/18.jpg)
http://fr.syvum.com/cgi/online/serve.cgi/quizz/biologie/excr.tdf?0
http://sites2.cssmi.qc.ca/lfcaron/IMG/pdf/D13_consolidation.pdf
RÉALISE LES SUIVANTS EXERCICES POUR RÉVISER L’UNITÉ: