Combined Test of Facts Flashcards
Deficiency: osteoporosis, rickets
Vitamin D Calcitriol
promotes liver synthesis of clotting factors/helps produce red blood cells
vitamin K
used to treat neonatal hemorrhagic disease
vitamin k
essential for immunity, vision, development of teeth and bones
vitamin A
prevents cell damage, protects against blood clot formation, antioxidant
vitamin E
deficiency is hemolytic anemia
vitamin E
deficiency is night blindness
vitamin A
elevates serum calcium levels, decreases bone resorption
vitamin D
coenzyme in oxidation-reduction reactions necessary for cell metabolism
vitamin B3 (niacin)
essential coenzyme in metabolism of carbohydrates
vitamin B1 (thiamine)
deficiency: pellagra
B3 Niacin
indications hypocalcemia, osteoporosis, hypoparathryoidism
calcium salts
used to treat anemias and prevent neural tube defects in newborns
vitamin B9 (folic acid)
stimulates production of RBCs, WBCs and platelets
folic acid B9
deficiency syndrome: pernicious anemia
vitamin B12 (cyanocobalamin)
deficiency syndrome: beriberi, Wernicke’ encephalopathy
B1 thiamine
pyruvic acid is diagnostic test
B1
essential for cell reproduction and maturation of RBCs, synthesis of DNA and maintenance of myelin sheath
B12
essential for synthesis and maintenance of collagen
vitamin C (abscorbic acid)
helps maintain immune system for improved wound healing
vitamin C
cofactor in synthesis of mucopolysaccharides, synthesis of cholesterol, metabolism of steroids
vitamin A
deficiency: scurvy
C
drug interactions with tetracyclines, fluoroquinolones, alcohol, caffeine, zinc-rich and oxalic acid foods
calcium salts
pregnancy category C
calcium salts (also cat B), vitamins C, K, D and others if in high doses far above RDA values, especially fat solubles
bone resorption inhibitor
vitamin D
report yellowing of skin or eyes, pale bowel movements, or darkened urine
vitamin D
precaution in patients w/ bleeding disorders or thrombocytopenia
E
made in GI tract by bacteria
k
decreases production of VLDL, raises HDL
B3
antagonized by folic acid inhibitors
B9
precaution biliary tract disease, obstructive jaundice, liver disease
K
must be given as an injection monthly for life
B12
increases absorption of iron
C
regulates serious adverse effects reporting
2006 Consumer Protection Act
must label as supplement, be devoid of adulterants, say what is inside
2007 Good Manufacturing Processes
not regulated
adverse effects, safety, standardization of dosages
year of DSHEA
1994
precaution: renal or cardiac insufficiency; dysrhythmias, dehydration, kidney stones
calcium salts
contraindicated: hypercalcemia, ventricular fibrillation, metastatic bone disease, renal calculi
calcium salts
serious adverse effect: acute hemolytic anemia
vitamin C
contraindicated sodium/calcium ascorbate
vitamin C
decreased effect of anticoagulant
vitamin C, K
large doses avoided for those w/ sickle cell anemia, gout, kidney stones, G6PD deficiency
Vitamin C
ASA interactions
Vitamin C
serious adverse effects: anaphylactic shock, pulmonary edema, heart failure, sudden death, optic nerve atrophy
B12
avoid w/ alcohol
B12, calcium salts
adverse effect: stimulates abnormal cell growth
B9
serious adverse effect: hepatotoxicity and gout
B9
serious adverse effect:respiratory arrest, brain damage, death
Vitamin K
overdose cause blurred vision, abnormal bleeding, increased cholesterol and triglycerides
Vitamin E
oral contraception can increase levels
vitamin A
establish RDA
National Academy of Science’s Food and Nutrition Board
water soluble
C, B series
fat soluble
A, D, E and K
hypervitaminosis syndrome:
fatigue, nausea, vomiting, headache, gingivitis
symptoms of hypercalcemia
bone pain, lethargy, anorexia, nausea/vomit, increased urination, hallucinations, dysrhythmias
may cause increased blood sugars/precaution for diabetics
B3