UNH Nutrition 400 Final Exam 2022 with complete solution
8 enzymes of vitamin B -Answer- Thiamin, Riboflavin, Niacin, Folate, B12, Biotin, Pantothenic Acid, B6
Niacin can be synthesized from? -Answer- tryptophan
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UNH Nutrition 400 Final Exam 2022 with complete solution
8 enzymes of vitamin B -Answer- Thiamin, Riboflavin, Niacin, Folate, B12, Biotin, Pantothenic Acid, B6
Niacin can be synthesized from? -Answer- tryptophan
Major functions of Folate -Answer- Formation of DNA, metabolize amino acids, formation of neurotransmitters
Synthetic form of folate? -Answer- folic acid
Folate deficiencies can cause? -Answer- macrocytic anemia and neural tube defects
major functions of vitamin B12 -Answer- formation of blood, folate metabolism, homocysteine metabolism, maintains myelin sheaths
deficiency of vitamin B12 -Answer- lack of HCL - atrophic gastritis
lack of intrinsic factor - pernicious anemia
vitamin C -Answer- water soluble vitamin
ascorbic acid
important antioxidant
deficiency of vitamin C -Answer- smokers at risk
could cause scurvy
toxicity -Answer- GI disturbances
what can Vitamin C protect against -Answer- cancer, heart disease, common cold
symptoms of beriberi -Answer- edema, extreme fatigue
innate immunity -Answer- nonspecific, present at birth, physical barriers, HCL, fever
acquired immunity -Answer- adaptive or specific, develops as we age, production of antibodies
oxidizing agents -Answer- cause cell damage, free radicals (unpaired electron, unstable), initiate cascade of disturbance
antioxidants -Answer- able to stop or repair free radical damage, largely supplied by diet
vitamin E -Answer- fat soluble vitamin, important antioxidant in lipid-rich areas of body
most active form of vitamin E? -Answer- alpha tocopherol
where is vitamin E stored? -Answer- adipose tissue
Vitamin E deficiency -Answer- rare, can cause hemolytic anemia
vitamin E toxicity -Answer- can cause hemorrhagic stroke
Vitamin A -Answer- fat soluble vitamin
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