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16 Cards in this Set
- Front
- Back
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Vit B deficiency
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Pellegra, animia, NTD
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Vit B
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Coenzyme role and protein synthesis, energy metabolism.
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Thiamin
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Source- animal,grains and legumes, Deficiency- BeriBeri-fatigue
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Thiamin-
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Control agent in energy metabolism, High CHO increses thiamin req, most assoc with CHO met
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Riboflavin
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Coenzyme, deaminates AAs, Def- poor wound healing, SX-milk
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Niacin
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Precursor for tryptophan,lowers serum Chol,Def- Pellegra, SX-meat dairy ,nuts
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Pyridoxine ( Vit B6)
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Protein metabolism , hemoglobin syn,coenxyme in CHO, Toxic- nerve damage, Def-anema and CNS irrat
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Pantothenic acid-
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no def or toxic, CHO,protin metabolism Sx-liveregg broccoli
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Biotin-
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no def or toxic,made by intest bacteria synthesis, 30 ug/day-adults
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Folate
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role-Single carbon transfers, def- megoblastic anemiaspina bif, NTD, CVC, fort by grain
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B-12 cobalamin
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makes myelin sheath,heme syn. Def- pernicious anemia,nuero deg, SX- only animal foods
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Vit C-
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forms collagen,antioxident, tissue formation and integrity,,helps hemoglobin syn
best SX- citrus fruits tomatoes, veggies, |
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Vit C RDA
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men- 90 mg, women-75 mg
no toxic but UL- 2g can become dependent |
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Vit C deficiency
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Scurvy( hemoraging poor wound healing- sailors got it
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Folate and B-12
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intristic factor- folate needed for B-12 absorption
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Chemotherapy
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antagonist to folate
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