Minerals Flashcards
(24 cards)
Chromium Cr-
Function and Deficiency
Glucose tolerance factor
impaired glucose tolerance
Cobalt Co
deficiency
pernicious anemia B12
Magnesium
Function and Deficiency
binds to ATP - muscle contraction and relaxation, protein production, enzymes
hyerexcitability, muscle weakness, sleepy
Iodine I
Function and Deficiency
SeThyroxine T4 and Triiodothyronine T3
cretinism - children (learning and phys disability)
goiter (butterfly thyroid) and myxedema (hypothyroidism) - adults
Selenium Se
function
cofactor
glutathione peroxidase
Zinc Ze
Function and Deficiency
cofactor
carbonic anhydrase
impaired wound healing
Flouride F
Function and Deficiency
increase hardness of teeth
dental caries
XS = hyperfluorosis
B12 activates what enzyme
methionine synthase
Methionine -→
Homocysteine Hcy
Methionine -→ Homocystein via *
demethylation CH3
B12 gives ___ to ___
methyl group
homocysteine
B9 gives ___ to ___
methyl group
B12
B9 deficiency affects __ and vice verse
B12
B9 and B12
B12 deficiency causes which anemia
pernicious anemia if its decrease from intrinsic factor
mesoblastic anemia if it is vegetarian diet
deficiency in B vitamins during remythlation cycle you will create a ___ deficiency
methionine
Iron Absorption
Fe 3+ =
Ferric most active form
Iron Absorption
Fe 2+ =
ferrous most absorbable
Fe3+ can be found in
food
Fe2+ can be absorbed in
the intestines
Fe3+ -→ ___ -→ Fe3+ used in the body
Food -→ intestines -→ body
Ferric -→ ferrous -→ Ferric again
via vitamin C and Cu2+
A mineral deficiency of calcium or mg results in
tetany because calcium and magnesium track together
Antioxidants are ACEs
Vitamin A , C , E , selenium
glutahthione, lipoid acid, CoQ10
PTH __ serum calcium
increases
Calcitonin __ serum calcium
decreases
calcitonin tones down calcium in blood