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41 Cards in this Set

  • Front
  • Back
Vitamin C dietary sources
vegetables and fruit
Vitamin C toxicity
abdominal pain, osmotic diarrhea, Fe disorder, kidney stone
Vitamin C deficiency
scurvy (bleeding gum, hair loss, hyperchondraisis)
risk: old ppl, EtOH, drugs, DM
Vitamin B1 dietary sources
meat, bean, grain
Vitamin B1 deficiency
Beriberi (anorexia, cardiac hypertrophy, neurological issues)
WK - eye paralysis and movement, ataxia
Vitamin B1 toxicity
HA, convulsion, anaphylactic shock, cardiac arrhythmia
Vitamin B2 dietary sources
meat, dairy, plants
Vitamin B2 toxicity
NONE
Vitamin B2 deficiency
ariboflavinosis (cheilosis, glossitis, angular stomatitis)
dimished FAD dependent synthesis of Vitamins B3 and B6
Vitamin B3 dietary sources
meat, bean, grain
Vitamin B3 toxicity
therapeutic use of lowering LDL - he didn't address a toxicity
Vitamin B3 deficiency
Pellagra (4Ds: death, diarrhea, dementia, dermatitis)
RIsk factor: Hartnup disease (malabsorptive disorder), EtOH, diarrhea, other drugs (ex isoniazid)
Vitamin B6 dietary sources
meat, vegetable, grain
Vitamin B6 toxicity
sensory and peripheral neuropathy (unsteady gait), parastehnia, impaired reflex)
Vitamin B6 deficiency
fatigue, cheilosis, glossitis, microcytic anemia, hyperHomoCys (lead to heart issues)
Vitamin B9 dietary sources
"foliage"
Vitamin B9 toxicity
insomnia, malaise, irritability, GI distress
Vitamin B9 deficiency
high HomoCys - CAD, Alzheimer's
Cancer - due to change in MTHFR enzyme
Megaloblastic macrocytic anemia (fatigue, weakness, HA, SOB, palpitation)
risk: EtOH, malabsorptive disorder, lack of N5,N10 THF to N5 methyl THF
Vitamin B12 dietary sources
meat
Vitamin B12 toxicity
NONE
Vitamin B12 defieincy
Megaloblastic macrocytic anemia
decreased DNA synthesis, cause high methylmalonyl concentration (skin pallor, fatigue, SOB, palpitation, insomnia, parasthenia, memory loss)
risk: vegetarian, malabsorptive disorders (pernicious anemia - low IF, atrophic gastritis - no IF, achlorhydria - no HCl, Zollinger Ellison - high HCl, use of H2RA or PPI
Vitamin A dietary sources
meat (liver), dairy, yellow/orange vegetable
Vitamin A toxicity
hypervitaminosis A (n/v, double vision, HA, dizzy, skin desquamation)
hypercarotenosis - yellow discoloration of feet and hand sole
Vitamin A deficiency
xeropthalmia, Bitot's spots, anorexia, retarded growth, increased infection risk, night blindness
risk: malabsorptive orders related to fat, measles
Vitamin D dietary sources
meat, dairy, sun
Vitamin D toxicity
idiopathic hypercalecemia: anorexia,n/v, HTN
hypercalecemia and calcification of kidney, heart, lung, blood vessel
calinosis of kidney: polyuria, polydipsia, azotemial
Vitamin D deficiency
Rickets: seizure, growth retardation, impaired bone mineralization (lead to "O" leg)
osteomalacia: less Ca, more PTH, lead to bone resorption
Iron Dietary Sources
Heme Iron: Meat, Fish, Poultry, Oysters, Clams

Non-heme iron: Nuts, fruits, veggies, grains, dairy products
Iron Toxicity
Hemochromatosis, inability of body to sense iron status & down-regulate -> iron deposited to joints & liver --> organ failure
Thalassemia, sideroblastic anemia: increased erythropoiesis causes increased iron absorption
Iron Deficiency
Sx in children: pallor, listlessness, behavioral disturbances, short attention span
Sx in adults: impaired work performance & productivity (anemia)
Zinc Dietary Sources
Red meat, seafood, OYSTERS
Zinc Toxicity
Acute: Metallic taste, N/V, epigastric pain, abdominal cramps, bloody diarrhea

Chronic: copper deficiency
Copper Dietary Sources
Seafood, meat, dairy products, grains and cereals, cocoa
Copper Toxicity
Rare in US, caused by water contamination or accidental ingestion
Sx: Epigastric pain, N/V, diarrhea
Wilson's disease (ATP7B mutation)
Copper Deficiency
Hypochromic anemia, neutropenia (decreased neutrophil count), hypopigmentation or depigmentation of skin and hair, bone mineralization, cardiovascular & pulmonary dysfunction
Chromium Toxicity
Renal failure, hepatic dysfunction
Chromium Deficiency
Weight loss, peripheral neuropathy, elevated plasma glucose concentrations, insulin resistance, hyperlipidemia
Molybdenum Toxicity
Gout (elevated production & deposition of uric acid in joints)
Molybdenum Deficiency
High blood concentrations of methionine, hypoxanthine, and xanthine, low concentrations of uric acid
Manganese Toxicity
Liver failure, Parkinson-like symptoms, diminished memory capacity
Manganese Deficiency
Does not develop in humans unless deliberately eliminated from diet.

Low plasma concentrations of ammonia & urea can be attributed to decreased arginase activity