NUFD 10 Final Exam - Questions With Correct
Solutions
Vitamins are classified according to what? Correct Answer -
Solubility (water soluble vs. fat soluble)
Characteristics of vitamins include: Correct Answer - o They
are considered micronutrients
o They do not provide energy
o They contain carbon molecules
o They are necessary for growth & development
o They are not incorporated into the structure of cells
Vitamin D is also known as what? Correct Answer - Calcitriol
RDA is established based on what? Correct Answer - Minimal
sun exposure
Synthesis is or isn't diminished when using sunscreen? Correct
Answer - Synthesis is diminished when using sunscreen
Vitamin D is important for maintaining concentration of what
mineral in the blood? Correct Answer - Is important for
maintaining calcium concentration in the blood
True of False: Vitamin D is only essential in the diet when sun
exposure or synthesis insufficient to meet the body's needs
Correct Answer - True
True or False: Vitamin D functions as a hormone. Correct Answer
- True
, Inactive precursor forms of vitamins are termed what? Correct
Answer - Provitamins
What are some causes of Vitamin A deficiency? Correct Answer -
o Compromises the ability to see in low light
o Results in keratinization of epithelial cells
o Increases the risk of death from infectious diseases in children
o Is the leading cause of preventable blindness in children
worldwide
What foods found naturally contain Vitamin E? Correct Answer -
Nut & seed oils
Do most Americans get enough of Vitamin E? Correct Answer -
Most nutrition surveys demonstrate Americans don't meet the RDA
Is Vitamin E deficiency common or rare? Correct Answer -
Deficiency is rare & deficiency symptoms are unclear
True or False: Vitamin E is more likely to be toxic than vitamin A or
D. Correct Answer - False
Vitamin K has a key role in what body function to do with blood?
Correct Answer - Blood clotting
Chemical compounds that bind enzymes and are required for their
function are termed what? Correct Answer - Coenzymes
Example of B Vitamins functioning as ________________: Correct
Answer - See model
The vitamin that is sometimes given as a prescription to help lower
LDLcholesterol and raise HDL cholesterol is: Correct Answer -
Niacin
Solutions
Vitamins are classified according to what? Correct Answer -
Solubility (water soluble vs. fat soluble)
Characteristics of vitamins include: Correct Answer - o They
are considered micronutrients
o They do not provide energy
o They contain carbon molecules
o They are necessary for growth & development
o They are not incorporated into the structure of cells
Vitamin D is also known as what? Correct Answer - Calcitriol
RDA is established based on what? Correct Answer - Minimal
sun exposure
Synthesis is or isn't diminished when using sunscreen? Correct
Answer - Synthesis is diminished when using sunscreen
Vitamin D is important for maintaining concentration of what
mineral in the blood? Correct Answer - Is important for
maintaining calcium concentration in the blood
True of False: Vitamin D is only essential in the diet when sun
exposure or synthesis insufficient to meet the body's needs
Correct Answer - True
True or False: Vitamin D functions as a hormone. Correct Answer
- True
, Inactive precursor forms of vitamins are termed what? Correct
Answer - Provitamins
What are some causes of Vitamin A deficiency? Correct Answer -
o Compromises the ability to see in low light
o Results in keratinization of epithelial cells
o Increases the risk of death from infectious diseases in children
o Is the leading cause of preventable blindness in children
worldwide
What foods found naturally contain Vitamin E? Correct Answer -
Nut & seed oils
Do most Americans get enough of Vitamin E? Correct Answer -
Most nutrition surveys demonstrate Americans don't meet the RDA
Is Vitamin E deficiency common or rare? Correct Answer -
Deficiency is rare & deficiency symptoms are unclear
True or False: Vitamin E is more likely to be toxic than vitamin A or
D. Correct Answer - False
Vitamin K has a key role in what body function to do with blood?
Correct Answer - Blood clotting
Chemical compounds that bind enzymes and are required for their
function are termed what? Correct Answer - Coenzymes
Example of B Vitamins functioning as ________________: Correct
Answer - See model
The vitamin that is sometimes given as a prescription to help lower
LDLcholesterol and raise HDL cholesterol is: Correct Answer -
Niacin
