Chapter 8
A vitamin that combines with and activates an enzyme is known as a(n)
coenzyme
a deficiency of fat-soluable vitamins may result from
cystic fibrosis use of weight-loss medications that interfere with fat absorpotion use of mineral oil as a laxative
Gabe is a nutrition student who is learning that a balanced diet involves consuming foods that have a variety of vitamins in them every day. Why is it advisable to consume vitamins every day?
The body has limited storage capacity for many vitamins, so they should be consumed daily in the diet.
vitamin d
increases calcium absorption
vitamin c
increases iron absorption
True or False: Minerals are destroyed by exposure to heat.
false
vitamins A, D, E, and K are considered to be ____ vitamins
fat soluable
the body is able to store which group of vitamins
fat soluable vitamins
water-soluble vitamins are not usually stored because they are
filtered and excreted by the kidneys
zinc
decreases copper absorption
which of the fat-soluble vitamins is most often associated with toxicity
vitamin A
which of the following is an example of a micronutrient
vitamin C
of the fat-soluble vitamins, a deficiency of ___ is mostly likely because body stores are low
vitamin K
Vitamins can be destroyed by exposure to all of the following EXCEPT
water