DTC Exam 2 Questions & Answers
vitamin a function - ANSWERSvision
vitamin d function - ANSWERScalcium absorption and bone metabolism - sunlight aids
vitamin e function - ANSWERSantioxidant, quenches free radicals and protects cell membranes
from oxidation
vitamin k function - ANSWERSproduction of clotting factors
vitamin c - ANSWERScollagen formation and immune enhancer
b vitamins function - ANSWERSenergy release from macronutrients
folate function - ANSWERSnucleic acid synthesis and red blood cell synthesis
b12 production - ANSWERSregenerates folate from inactive form
sodium function - ANSWERSfluid balance and nervous signaling
chloride function - ANSWERSfluid balance and stomach acid production
potassium function - ANSWERSfluid balance, nervous signaling, cardiac regularity
, calcium function - ANSWERSbone and teeth formation, muscle contraction, nervous signaling
phosphorus function - ANSWERScomponent of DNA/RNA, ATP, and cell membranes
magnesium function - ANSWERSATP stability
sulfur function - ANSWERSincreases protein stability by forming cross-bridges between sulfur-
containing amino acids
iron function - ANSWERScomponent of hemoglobin/myoglobin which allows for oxygen
utilization and transport
zinc function - ANSWERScomponent of insulin, enzyme cofactor
selenium function - ANSWERScomponent of antioxidant enzymes
iodine - ANSWERSthyroid hormone production
copper function - ANSWERSaids iron absorption and utilization
fluoride function - ANSWERSstrengthens bones and teefs
chromium function - ANSWERSaids glucose metabolism
vitamin a toxicity symptoms - ANSWERSliver damage, brain hemorrhage
vitamin a function - ANSWERSvision
vitamin d function - ANSWERScalcium absorption and bone metabolism - sunlight aids
vitamin e function - ANSWERSantioxidant, quenches free radicals and protects cell membranes
from oxidation
vitamin k function - ANSWERSproduction of clotting factors
vitamin c - ANSWERScollagen formation and immune enhancer
b vitamins function - ANSWERSenergy release from macronutrients
folate function - ANSWERSnucleic acid synthesis and red blood cell synthesis
b12 production - ANSWERSregenerates folate from inactive form
sodium function - ANSWERSfluid balance and nervous signaling
chloride function - ANSWERSfluid balance and stomach acid production
potassium function - ANSWERSfluid balance, nervous signaling, cardiac regularity
, calcium function - ANSWERSbone and teeth formation, muscle contraction, nervous signaling
phosphorus function - ANSWERScomponent of DNA/RNA, ATP, and cell membranes
magnesium function - ANSWERSATP stability
sulfur function - ANSWERSincreases protein stability by forming cross-bridges between sulfur-
containing amino acids
iron function - ANSWERScomponent of hemoglobin/myoglobin which allows for oxygen
utilization and transport
zinc function - ANSWERScomponent of insulin, enzyme cofactor
selenium function - ANSWERScomponent of antioxidant enzymes
iodine - ANSWERSthyroid hormone production
copper function - ANSWERSaids iron absorption and utilization
fluoride function - ANSWERSstrengthens bones and teefs
chromium function - ANSWERSaids glucose metabolism
vitamin a toxicity symptoms - ANSWERSliver damage, brain hemorrhage
