final on zinc Flashcards
1
Q
sources?
A
red meat oysters poultry pork dairy
2
Q
enhancing absorption factors?
A
low zinc status
endogenous substances like citrate and glutathione
3
Q
inhibiting absorption factors?
A
phytate oxalate polyphenois fiber nutrients
4
Q
2 functions?
A
cofactor for enzymes
&
regulate gene expression, growth, immune system, reproduction, promote wound healing, carb metabolism (associated with insulin)
5
Q
functions for cofactor of what enzymes?
A
carbonic anhydrase alkaline phosphatase alcohol dehydrogenase carboxypeptidase A aminopeptides collagenase heme synthesis pathway superoxide dismutase
6
Q
deficiency?
A
caused by poor intake or absorption
degradation of zinc metalloenzymes
7
Q
deficiency symptoms?
A
growth reduction skeletal abnormalities poor wound healing dermatitis delayed period lower appetite hair loos impaired immune system
8
Q
acute toxicity?
A
225-450 mg metallic taste nausea vomit bloody poop
9
Q
chronic toxicity?
A
40 mg
copper deficiency
