Iron Flashcards
what are the two forms? Iron
Inorganic, organic
what are the four different forms of the inorganic forms? Iron
Food iron, Absorption, Transport, Storage
the inorganic food form is? Iron
Vitamin C
the inorganic Absorption form is? Iron
Ceruloplasmin (Copper)
the inorganic transport form is? Iron
transferrin
the two inorganic Storage forms are? Iron
Hemosiderin, Ferritin
the organic form is? Iron
Heme
the inorganic storage form Ferritin is? Iron
soluble
the inorganic storage form Hemosiderin is and located where? Iron
spleen & liver - insoluble
whats the absorption rate? Iron
10-30%
what are the two things that enhance its absorption? Iron
Ascorbic acid
Meat factor (heme)
what are its two functions? Iron
Constitutent of: hemoglobin
myoglobin
enzymes
Oxygen and electron transport (electron transport chain)
what three things is is a constituent of? Iron
hemoglobin
myoglobin
enzymes
how many people does iron Deficiency Anemia affect? Iron
1-5/6 billion
what are the six symptoms of iron deficiency anemia in adults? Iron
Pallor, fatigue, weakness
Dypsnea (trouble breathing) Pica, pagophagia (ice)
what are the four iron deficiency anemia symptoms in children? Iron
Decreased learning ability
Altered motor function
Reduced dopamine receptors
Reduced serotonin (not correctable)
what are the four reasons people get iron Deficiency Anemia? Iron
Low iron/poor availability in diet
Chronic blood loss
Parasitic worms
Lack of acid in stomach
what are the three cases where someone would have chronic blood loss leading to iron deficiency anemia? Iron
60% in elderly
Cancer
Drug therapy
what are the two treatments for iron deficiency anemia? Iron
Improve bioavailability
Improve iron amount
why do you have to be careful when taking iron supplements? Iron
iron supplementation can promote bacterial infections & increase infectious diseases
what are two things that improve bioavailability? Iron
Vitamin C
Heme iron
how does toxicity occur? Iron
Supplements
Acute poisoning in children
whats the DRI? Iron
men 8mg women 18 mg
what are five food sources? Iron
raw oysters, kellogs cereal, pork, beans, beef
