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FSHN Exam 3 Chapter 8

STUDY
PLAY
which of the following are rich sources of vitamin c
green and red peppers
which water soluble vitamin can regnerate vitamin E after it has been oxidized?
vitamin C
keshan disease and kashin beck disease are both associated with which deficiency
selenium
most of the bodys vitamin A is stored in the
liver
taking vitamin E supplements along with which of the following substances can cause uncontrollable bleeding
anticoagulants
which research study demonstrated a link between vitamin E consumption and a decreased risk of heart disease in smokers
ATBC study
which of the following minerals can function as an antioxidant
selenium
which of the following nutrients requires the most frequent consumption to assure adequate body stores
vitamin C
at what stage in the development of cancer do the cancerous cells grow out of control and invade surrounding tissues
...
the most critical role that vitamin A plays in the human body is
maintaining healthy vision
which of the following statements is false concerning vitamin c
smokers should consume less vitamin c than non smokers
which of the following statements is false regarding free radicals
our body has no mechanism to combat free radicals
the three active forms of vitamin a in our bodies (retinol,retinal, and retinoic acid) are collectively reffered to as the
retinoids
which of the following is not a function of vitamin E
improving the absorption of vitamin C if dietary intake is low
a genetic disorder that results in an excess of iron absorption and storage is
hemochromatosis
the smallest physical units of a substance are
molecules
most of the bodys vitamin A is stored in the
liver
the light sensitive pigment found in rod cells and formed by retinal and opsin is
rhodopsin
the most powerful and abundant for of vitamin e is
alpha-tocopherol
compounds that protect our cells from the damage caused by oxidation are known as
antioxidants
carbon and hydrogen are two examples of
atoms
a deficiency of which of the following can result in erythrocyte hemolysis, leading to anemia
vitamin e
Where does the body store selenium
in amino acids in the body
what is an exchange reaction
a two part metabolic reaction that involves a loss and gain of electrons
which kind of cells are responsible for enabling us to see in different colors
cone
the deficiency disease associated with vitamin C is
scurvy
which of the following statements is false regarding the mineral selenium
selenium is present only in foods of animal origin
research studies have consistently demonstrated an association between a reduced risk of cancer and
increased consumption of fruits and vegetables
a group of fat soluble plant pigments that are the basis for the orange, red, and deep yellow colors of many fruits and vegetables are called
carotenoids
the most common form of cancer in the united states is cancer of the
skin
jane takes anticoagulant medication daily to prevent blood clots. Which vitamin must she avoid taking in excess of the RDA, as it could interact with the medication causing uncontrollable bleeding
vitamin E
which of the following would not be a good strategy for increasing vitamin c in the diet
boiling vegetables to bring the vitamin to the surface of the food
which of the following increases the RDA for vitamin C
smoking cigarettes
consuming even moderately excessive doeses of vitamin C supplements would bemost harmful to individuals suffering from
hemochromatosis
about 90% of vitamin e is stored in
adipose tissue
vitamin C assists in the synthesis of a protein that is a critical component of al lconnective tissues in the body. Known as what
collagen
in an atom, the electrons orbiting around the nucleus have what kind of charge
negative
which of the following is a compound that is needed to activate an enzyme
a cofactor
which of the following is a substance that promotes oxidation and cell damage
a prooxidant
which of the following foods are the richest sources of vitamin e
mayonnaise, vegetable oils, nuts and seeds
which of the following diseases has not been linked to free adical damage
type 1 diabetes
what kind of reaction results in an atom gaining electrons
reduction reaction
which of the following cooking methods will likely destroy the most vitamin c in food
boiling
which of the following vitamins is the most powerful fat soluble antioxidant
E
keshan disease is a heart disorder associated with which of the following deficiencies
selenium