OLIGOELEMENTI Flashcards

1
Q

Distribucija željeza

A
  1. 70% u sastavu hemoglobina
  2. 20% u tkivu RES
  3. 0,1% u plazmi
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2
Q

Rast koncentracije željeza

A
  1. Akutne bolesti jetre
  2. Ciroza jetre
  3. Hemolitička anemija
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3
Q

Pad koncentracije željeza

A
  1. Infekcije
  2. Zatajivanje bubrega
  3. Maligne bolesti
  4. Autoimune bolesti
  5. Hipohromne anemije
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4
Q

Poboljšavanje apsorpcije non - hem željeza

A
  1. HCl želuca
  2. Vitamin C
  3. Limunska i mliječna kiselina
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5
Q

Inhibicija apsorpcije non - hem željeza

A
  1. Fitati
  2. Vlakna
  3. Oksalati
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6
Q

Enzimi koji sadrže hem - željezo

A
  1. Citohrom oksidaza
  2. Katalaza
  3. Peroksidaza
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7
Q

Enzimi koji sadrže non - hem željezo

A
  1. NADH dehidrogenaza
  2. Sukcinat dehidrogenaza
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8
Q

Funkcije željeza

A
  1. Prijenosnik kiseonika
  2. Depo kiseonika - mioglobin
  3. Produkcija energije - citohromi, enzimi Krebsovog citratnog ciklusa, detoksikacija u jetri
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9
Q

Povećana konc. feritina

A
  1. Upalna stanja
  2. Hepatitis
  3. Ciroza jetre
  4. Leukemija
  5. Karcinom jetre
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10
Q

Simptomi nedostatka željeza

A
  1. Anemija - slabost, glavobolja
  2. Poremećaj radne sposobnosti i procesa pamćenja
  3. Poremećaj imuniteta
  4. Blijeda koža, mukozne membrane
  5. Konkavni nokti
  6. Nemogućnost reguliranja tjelesne temperature
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11
Q

Simptomi trovanja željezom

A
  1. Povraćanje
  2. Bol u abdomenu
  3. Krvavi proljevi
  4. Dehidracija
  5. Cijanoza
  6. Acidoza
  7. Hereditarna hemohromatoza
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12
Q

Kuproproteini

A
  1. Citohrom oksidaza
  2. Ceruloplazmin
  3. Tirozinaza
  4. Dopamin beta - hidiroksilaza
  5. Superoksid dizmutaza
  6. Peptidil beta - monooksigenaza
  7. Lliziloksidaza
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13
Q

Uloge bakra

A
  1. Vezan za NK
  2. Apsorpcija i metabolizam željeza
  3. Sastav mnogih enzima
  4. Stvaranje pigmenta kože, kose i očiju
  5. Hematopoeza i formiranje kolagenih i fibrilarnih struktura
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14
Q

Povećana konc. bakra

A
  1. Glavobolja
  2. Hipoglikemija
  3. Psihički simptomi
  4. Poremećeni rast
  5. Paraliza
  6. Wilsonova bolest - manjak ceruloplazmina
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