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Sistemul excretor

Grila 467:

Grila 468:

Nefron = corpuscul renal Malpighi ( glomerul renal + capsula Bowman) + tubi uriniferi ( tub contort proximal + ansa henle+ tub contort distal)

Grila 470:

Grila 473:

peritubulara

Grila 475:

(digestiv)       (renal)

Grila 478:

Reabsorbtia apei: 80% TCP – reabsorbtie obligatorie

4% Ansa Henle – reabsorbtie facultativa

15% TCDistal – reabsorbtie facultativa

1% eliminare prin urină

Grila 486:

Grila 487:

Grila 492:

Grila 500:

bazal → mitocondrii (energie)

Grila 501:

Filtrarea = pasiv

Reabsorbtia = pasiv + activ

Secretia = pasiv + activ

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