KANSAS STATE UNIVERSITY FNDH 620 EXAM 3
FINAL PAPER 2026 QUESTIONS WITH VERIFIED
ANSWERS
◍ Vitamin C acts as a coenzyme by maintaining iron in reduced state in:
a) collagen synthesis
b) methylation of homocysteine
c) release of energy from nutrients
d) heme synthesis . Answer: a
◍ As little as 10 mgs/day of vitamin C may be enough to prevent scurvy.
True or False . Answer: True
◍ Some vitamins are not strictly dietary essentials. They can be
obtained from other sources (that are non-food). These include: .
Answer: Can be made in the human body:
- Niacin (from tryptophan)
- Vitamin D (from 7-dehydrocholesterol upon sunlight)
,Can be made, at least in part, by bacteria in the large intestine:
- Biotin
- Vitamin K
◍ A major role for thiamin is:
a) energy transformation
b) blood coagulation
c) collagen formation
d) erythrocyte synthesis
e) none of the above . Answer: a
◍ Why may alcoholics cause thiamin deficiency?
a) alcohol prevents thiamin uptake
b) alcohol prevents thiamin utilization
c) alcohol destroys thiamin activity
d) both a & b
e) none of the above . Answer: d
◍ Riboflavin is required for:
, a) formation of active folate
b) conversion of tryptophan to niacin
c) function of B6
d) all of A, B, & C
e) none of these . Answer: d
◍ Riboflavin is degraded by . Answer: light or acid
◍ Nicotinamide, but not nicotinic acid, is the form required for the
synthesis of nicotinamide adenine dinucleotide.
True or False . Answer: False
- must undergo deamination 1st
- turn to nicotinic acid
- then makes NAD+ & NADP+
◍ Nicotinamide Adenine Di nucleotide (NAD+) and Nicotinamide
Adenine Nucleotide Phosphate (NADP+) are the ___________ forms of
Niacin. . Answer: active
◍ How are the recommended intakes of niacin expressed (units)?
FINAL PAPER 2026 QUESTIONS WITH VERIFIED
ANSWERS
◍ Vitamin C acts as a coenzyme by maintaining iron in reduced state in:
a) collagen synthesis
b) methylation of homocysteine
c) release of energy from nutrients
d) heme synthesis . Answer: a
◍ As little as 10 mgs/day of vitamin C may be enough to prevent scurvy.
True or False . Answer: True
◍ Some vitamins are not strictly dietary essentials. They can be
obtained from other sources (that are non-food). These include: .
Answer: Can be made in the human body:
- Niacin (from tryptophan)
- Vitamin D (from 7-dehydrocholesterol upon sunlight)
,Can be made, at least in part, by bacteria in the large intestine:
- Biotin
- Vitamin K
◍ A major role for thiamin is:
a) energy transformation
b) blood coagulation
c) collagen formation
d) erythrocyte synthesis
e) none of the above . Answer: a
◍ Why may alcoholics cause thiamin deficiency?
a) alcohol prevents thiamin uptake
b) alcohol prevents thiamin utilization
c) alcohol destroys thiamin activity
d) both a & b
e) none of the above . Answer: d
◍ Riboflavin is required for:
, a) formation of active folate
b) conversion of tryptophan to niacin
c) function of B6
d) all of A, B, & C
e) none of these . Answer: d
◍ Riboflavin is degraded by . Answer: light or acid
◍ Nicotinamide, but not nicotinic acid, is the form required for the
synthesis of nicotinamide adenine dinucleotide.
True or False . Answer: False
- must undergo deamination 1st
- turn to nicotinic acid
- then makes NAD+ & NADP+
◍ Nicotinamide Adenine Di nucleotide (NAD+) and Nicotinamide
Adenine Nucleotide Phosphate (NADP+) are the ___________ forms of
Niacin. . Answer: active
◍ How are the recommended intakes of niacin expressed (units)?
