Vitamins part 3 tests and key words

Question 1

serum retinol

Answer 1

vitamin a

Question 2

serum 25 (OH)

Answer 2

vitamin d

Question 3

erythrocyte transketolase activity

Answer 3

thiamine b1

Question 4

erythrocyte glutathione reductase activity (ERGAC)

Answer 4

increased in riboflavin B2 deficiency

Question 5

ratio of urinary excretion of N1- methylnicotinamide & 2-pyridone less than 1

Answer 5

niacin B3

Question 6

RBC folate

Answer 6

tissue stores/ chronic status

Question 7

serum folate

Answer 7

recent intake

Question 8

urine or blood methylmelonic acid

Answer 8

increased with vitamin b12 deficiency

Question 9

cbc with increased MCV

Answer 9

non specific for vitamin b12 deficiency

Question 10

increased plasma homocysteine

Answer 10

folate
cobalamin b12
pyridoxine b6

Question 11

macrocytic anemia w/ hypersegmented neutrophils

Answer 11

folate

cobalamin v12

Question 12

pyridoxal phosphate

Answer 12

pyridoxine b6

Question 13

leukocyte or plasma ascorbic acid level

Answer 13

vitamin c

Question 14

painful joints

Answer 14

vitamin c

Question 15

water soluble vitamin involved with 1-C transfers?

Answer 15

folate

cobalamin b12

Question 16

vitamin involved in catecholamine synthesis

Answer 16

vitamin c

Question 17

vitamin involved with aa metabolism and interconversions

Answer 17

pyridoxine b6

Question 18

reduction of Fe3+ –> Fe2+

Answer 18

vitamin C

Question 19

metabolism of odd chain fatty acids

Answer 19

cobalamin b12

Question 20

conversion of homocysteine –> methionine

Answer 20

folate

Question 21

substituent of electron carrying substances NAD & NADP

Answer 21

niacin B3

Question 22

part of 2 coenzymes FAD & FMN

Answer 22

riboflavin B2

Question 23

metabolism of vitamin k, folate, b6, niacin b3

Answer 23

riboflavin b2

Question 24

may bind at NA channel in nerve membranes to alter nerve conduction

Answer 24

thiamine b1

Question 25

Beriberi: dry/ wet | wernicke-korsakoff:

Answer 25

thiamine b1 deficiency

Question 26

triad in wernicke korsakoff?

Answer 26

ocular signs ataxia amnesia/ mental confusion

Question 27

cheilosis, stomatitis, increased vascularization of conjunctiva, scrotal dermatitis

Answer 27

riboflavin b2

Question 28

pellagra: 4Ds | Dermatitis, dementia, diarrhea, death

Answer 28

niacin b3 deficiency

Question 29

lowers serum LDL

Answer 29

niacin b3

Question 30

peripheral vasodilation/ flushing

Answer 30

niacin b3

Question 31

alcoholics, refeeding, bariatric

Answer 31

thiamine b1

Question 32

petechiae, bleeding gums, anemia, bruising

Answer 32

vitamin c deficiency

Question 33

night blindness, xerophthalamia

Answer 33

vitamin a

Question 34

supplementing in children with measels

Answer 34

vitamin a

Question 35

- bone pain/ periosteal proliferation | - bone mineral loss

Answer 35

vitamin a toxicity

Question 36

``` rickets rachitic rosary on ribs bowed legs widened metaphases painful bones fractures ```

Answer 36

vitamin d

Question 37

bone pain

Answer 37

vitamin a overdose | vitamin d deficiency

Question 38

decreased Ca and P | Increased alk phos

Answer 38

vitamin d

Question 39

what is activated in the liver?

Answer 39

calcitriol = active form vitamin d

Question 40

``` hypercalcemia vomiting seizures nephrocalcinosis soft tissue calcification ```

Answer 40

vitamin d toxicity

Question 41

neurologic degradation | prematurity, fat malabsorption, short gut, CF

Answer 41

vitamin E

Question 42

chronic gramulatous diseases

Answer 42

hypervitaminosis vitamin d

Question 43

coag proteins

Answer 43

vitamin k

Question 44

hemorrhagic disease of newborn

Answer 44

vitamin k

Question 45

synthesized by intestinal bacteria

Answer 45

vitamin k

Question 46

only from animal products

Answer 46

cobalamin b12,

Question 47

social factors that increase risk of water soluble vitamin deficiency

Answer 47

poverty, chronic disease states, advanced age, dietary restrictions, high requirements