NUT 1304 FINAL EXAM WITH
COMPLETE SOLUTION
Vitamin C functions - skin/tissues - ANSWER aids in forming connective
tissue (collagen)
fight infection/promotes skin healing processes
donates electrons in reactions like CT formation/maintenance
vitamin C function - antioxidant capacity - ANSWER prevents oxidative
damage by protecting from reactive oxygen molecules from free radicals
immune maintenance
Vitamin C function - nutrient absorption - ANSWER helps with: Fe absorption
choline origin - ANSWER AA methionine
Choline function - ANSWER transports lipid as NT acetylcholine
part of lechithin
sources of folate - ANSWER green leafy veg
beans
nuts
liver
B12 sources - ANSWER animal products and fortified cereals/veg products
vitamin C sources - ANSWER citrus fruit
,peppers
potatoes
cabbage fam
strawberries
B12 fortified foods - ANSWER soy milk, tofu, wheat/grains
mandatory fortification/enrichment - ANSWER salt - iodine
milk - vit D
grains - thiamin, riboflavin, niacin, iron, FOLIC ACID
thiamin (B1) sources - ANSWER pork
whole/enriched grains
nuts
seeds legumes
thiamin (B1) functions - ANSWER coenzyme for acetyl CoA formation and
citric acid cycle
coenzyme for TPP formation
metabolizes; carbs, AA,
helps with nerve transmission
Thiamin (B1) deficiency and those at risk - ANSWER beriberi -> weakness,
muscle atrophy, paralysis, poor coordination
(Rare)
alcoholics and poor
, Riboflavin (B2) sources - ANSWER dairy
meats/organ meats
fruit and veg
whole/enriched grains
RIboflavin (B2) Functions - ANSWER forms FAD enzyme used in citric acid
cycle; FA breakdown
forms FMN
FMN and FAD carry electrons to transport chain
converts vit to active form: folate; niacin; B6; K
Riboflavin (B2) deficiency - ANSWER cracking at mouth corners
tongue inflammation
Niacin (B3) sources - ANSWER liver/meat
nuts
legumes
whole/enriched grains
made from tryptophan as either nicotinic acid or nicotinamide and converted
to active form
Niacin (B3) functions - ANSWER energy synthesis
forms coenzyme of glycolysis;
citric acid cycle;
elec. transport chain;
COMPLETE SOLUTION
Vitamin C functions - skin/tissues - ANSWER aids in forming connective
tissue (collagen)
fight infection/promotes skin healing processes
donates electrons in reactions like CT formation/maintenance
vitamin C function - antioxidant capacity - ANSWER prevents oxidative
damage by protecting from reactive oxygen molecules from free radicals
immune maintenance
Vitamin C function - nutrient absorption - ANSWER helps with: Fe absorption
choline origin - ANSWER AA methionine
Choline function - ANSWER transports lipid as NT acetylcholine
part of lechithin
sources of folate - ANSWER green leafy veg
beans
nuts
liver
B12 sources - ANSWER animal products and fortified cereals/veg products
vitamin C sources - ANSWER citrus fruit
,peppers
potatoes
cabbage fam
strawberries
B12 fortified foods - ANSWER soy milk, tofu, wheat/grains
mandatory fortification/enrichment - ANSWER salt - iodine
milk - vit D
grains - thiamin, riboflavin, niacin, iron, FOLIC ACID
thiamin (B1) sources - ANSWER pork
whole/enriched grains
nuts
seeds legumes
thiamin (B1) functions - ANSWER coenzyme for acetyl CoA formation and
citric acid cycle
coenzyme for TPP formation
metabolizes; carbs, AA,
helps with nerve transmission
Thiamin (B1) deficiency and those at risk - ANSWER beriberi -> weakness,
muscle atrophy, paralysis, poor coordination
(Rare)
alcoholics and poor
, Riboflavin (B2) sources - ANSWER dairy
meats/organ meats
fruit and veg
whole/enriched grains
RIboflavin (B2) Functions - ANSWER forms FAD enzyme used in citric acid
cycle; FA breakdown
forms FMN
FMN and FAD carry electrons to transport chain
converts vit to active form: folate; niacin; B6; K
Riboflavin (B2) deficiency - ANSWER cracking at mouth corners
tongue inflammation
Niacin (B3) sources - ANSWER liver/meat
nuts
legumes
whole/enriched grains
made from tryptophan as either nicotinic acid or nicotinamide and converted
to active form
Niacin (B3) functions - ANSWER energy synthesis
forms coenzyme of glycolysis;
citric acid cycle;
elec. transport chain;
