NS3310 FINAL REVIEW 2025 UPDATE VERIFIED QUESTIONS AND ANSWERS | WITH 100% CORRECT ANSWERS (VERIFIED AND DETAILED) GRADED A+ GUARANTEED SUCCESS!!

NS3310 FINAL REVIEW 2025 UPDATE
VERIFIED QUESTIONS AND ANSWERS |
WITH 100% CORRECT ANSWERS
(VERIFIED AND DETAILED) GRADED A+
GUARANTEED SUCCESS!!

B1 - ANSWER:Thiamin


thiamin dietary sources - ANSWER:pork, whole grains, enriched grains, legumes


B1 coenzyme - ANSWER:Thiamin diphosphate ThDP


Thiamin RDA - ANSWER:1.1-1.2 mg/day


Thiamin deficiency - ANSWER:Beriberi, PDH deficiency, maple syrup urine


B2 - ANSWER:Riboflavin


B2 coenzyme - ANSWER:FAD and FMN


Riboflavin RDA - ANSWER:Men: 1.3 mg/day

,Women: 1.1 mg/day


Riboflavin deficiency - ANSWER:ariboflavinosis - cracks and redness of the lips
and corners of the mouth, swelling of the mouth and sore throat


Impacts lipid metabolism


riboflavin dietary sources - ANSWER:milk/milk products, enriched grains, meat,
leafy greens


Riboflavin redox reduction 4 rxn - ANSWER:
1. Oxidative decarboxylation of pyruvate and alpha KG


2. Succinate dehydrogenase


3. Acyl co A dehydrogenase


4. L amino to imino by FMN


Riboflavin also used for - ANSWER:DNA replication and repair
- synthesis of PLP
Synthesis of 5 methyl THF


B3 - ANSWER:Niacin

, The three niacin vitamers - ANSWER:Nicotinic acid: treat dyslipidemia by
inhibiting lipolysis


Nicotinamide: treat harnup disease: Bo transporter of tryptophan


Nicotinamide riboside


Niacin coenzyme - ANSWER:NAD and NADP(h)


Niacin RDA - ANSWER:14-16 mg/day


Niacin UL - ANSWER:Adults: 35 mg/day prevent niacin flush


Niacin deficiency - ANSWER:pellagra: dermatitis, diarrhea, dementia, death


Niacin diet - ANSWER:Plant and animal


NAD other things - ANSWER:- Used as substrate for rxn linked to DNA repair
(PARP)


- life extension (sitruins)


B7 - ANSWER:Biotin


RDA for biotin - ANSWER:30 ug/day