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Na Zufuhr

NIERE. Myoendokrine Zelle. GFR. NIERE. Renaler Blutfluß. +. +. +. Prostaglandine Histamin. Na Zufuhr. +. +. AFN. b 1 -Rezeptor. Dehnung. HERZ. Juxtaglomeruläre Zelle. +. -. RENIN. ANGIOTENSINOGEN aus Leber. LEBER. -. Macula densa. -. +. Blutdruck abfall.

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Na Zufuhr

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  1. NIERE Myoendokrine Zelle GFR NIERE Renaler Blutfluß + + + Prostaglandine Histamin Na Zufuhr + + AFN b1 -Rezeptor Dehnung HERZ Juxtaglomeruläre Zelle + - RENIN ANGIOTENSINOGEN aus Leber LEBER - Macula densa - + Blutdruck abfall ANGIOTENSIN I Bradykinin Hypernatriämie Hyponatriämie ACE + ADH + + Kininabbauprodukte Gerinnung Urinkonzentration (durch Aquaporinbildung Und Wasserrückresorption) Vasokonstriktion ANGIOTENSIN II IP3 HVL Zellen + ACTH RR erhöht sich ADENOHYPOPHYSE + + Zona glomerulosa der NNR NEBENNIERENRINDE NEUROHYPOPHYSE HHL – Neurone/ Axone + Glucoronsäuresulfat (renale Ausscheidung ) Abbau ALDOSTERON  ADH Vorläufer über Neurophysin II Carrier + - Ncl. Supraopticus Ncl paraventricularis Na/K ATPase Produktion K+ und H+ Resorption HYPOTHALAMUS + Volumenmangel Plasmaosmolarität Streß Na und Wasser Rückresorption NIERE

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