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Physiologie rénale - Pauline Neveu

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3-<strong>Physiologie</strong> <strong>rénale</strong><br />

3.1-Filtration glomérulaire<br />

Membrane de filtration:<br />

-cellule endothéliale glomérulaire<br />

-poreuse (70-100nm):<br />

sortie solutés sanguins<br />

retient cellules sanguines<br />

-cellules mésangiales contractiles: régulation<br />

-membrane basale<br />

-acellulaire<br />

-retient grosses protéines plasmatiques<br />

-fente de filtration: podocytes<br />

-diaphragme entre pédicelles (6-7nm)<br />

-eau, glucose, vitamines, AA, ammoniac, urée, ions,

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