UNH Nutrition 400 Final Exam 2022/2023 with Complete Questions and Correct Answers

UNH Nutrition 400 Final Exam 2022/2023 with Complete Questions and Correct Answers 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 – answers: mokers 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