Chapter 9: Trace Minerals Flashcards
iodine function
-BMR
-temp reg
-reproduction
iodine deficiency
-hyperthyroidism
-goiter
-cretinism
iodine food sources
-iodized salt
-seafood
-milk
iron function
transports oxygen
-hemoglobin (in blood)
-myoglobin (in muscle cells)
what kind of iron is best absorbed
heme iron
what inhibits iron intake
calcium
low iron status =
high absorption
redder meat =
more iron
sources of heme iron
-animal sources
sources of non heme iron
-heme sources
-fortified cereal
-legumes
what increases non-heme iron absorption
-vit c
-cast iron
-acidic foods (tomato sauce)
-MFP factor
what decreases non-heme iron absorption
-dark leafy greens (oxalates)
-legumes & whole grains (phytates)
-calcium
-tannins
iron deficiency anemia symptoms
-poor apetite
-PICA
-easy get infections
-children: poor mental development
too much iron…
-stomach issues (GI lining)
-ph changes
-shock
-liver failure
-heart disease
zinc functions
-gene regulation
-makes hemoglobin
-protects from oxidative damage
-critically important for growth
zinc food sources
-meat
-whole grains
-yogurt
zinc deficiency
poor growth
zinc toxicity
-interferes with other minerals (iron/copper)
-may lower HDL in blood
fluoride functions
-stabilizing bones
-preventing dental carries
fluoride sources
added to water
fluoride toxicity
mottling
selenium
antioxidant
what causes high BP
-sodium
-smoking
-alcohol
-fat
-no exercise
-african or asian american
-family history
-aging
-atherosclerosis
dash diet
-high fruits and veg
-low sodium
-prevents high BP
