CHAPTER 7 REVIEW
The main function of vitamin E in the body is to act as a(n)
ANTIOXIDANT
A DEFICIENCY IN VITAMIN B12 IS DUE TO INADEQUATE INTAKE OF THE VITAMIN
FALSE
A DIET LOW IN FAT SOLUBLE VITAMINS WILL RESULT IN A MORE RAPID ONSET OF DEFICIENCY SYMPTOMS THAN ONE LOW IN WOTER SOLUBLE VITAMINS
FALSE
BETA-CAROTENE FOUND IN MANY ANIMAL SOURCES IS A PRECURSOR TO VITAMIN A
FALSE
EXCESSIVE SUN EXPOSURE CAN CAUSE VITAMIN D TOXICITY
FALSE
HIGH INTAKES OF B6, B12, AND FOLATE ARE ASSOCIATED WITH HIGHER LEVELS OF HOMOCYSTEINE AND A LOWER RISK OF BLOOD CLOT FORMATION
FALSE
HUMAN POPULATION STUDIES OVERWHELMINGLY CONFIRM THE ASSOCIATION BETWEEN BREAST CANCER AND DIETARY FAT INTAKE
FALSE
MULTIVITAMIN TABLET OVERDOSES ARE ONE OF THE TOP CAUSES OF ACCIDENTAL DEATH IN YOUNGSTERS
FALSE
RESEARCH HAS PROVEN THAT THE COMMON COLD CAN BE PREVENTED BY INCREASING INTAKE OF VITAMIN C
FALSE
RISK FACTORS FOR COLON CANCER INCLUDE A HIGH FIBER INTAKE AND LOW RED MEAT INTAKE
FALSE
SOME OF THE VITAMINS SERVE AS SOURCES OF ENERGY
FALSE
TAKEN REGULARLY, VITAMIN SUPPLEMENTS ARE THE BEST WAY TO OBTAIN BABLANCED NUTRITION
FALSE
VEGETABLES IN THE CRUCIFEROUS FAMILY INCLUDE CARROTS, SWEET POTATOES, AND CORN
FALSE
VITAMIN A IS WATER SOLUBLE AND FOUND IN THE NON FAT PART OF THE MILK
FALSE
VITAMIN K AND B6 PLAY KEY ROLES IN THE FORMATION OF HEALTHY RED BLOOD CELLS
FALSE
VITAMIN SUPPLEMENTS CAN HELP REDUCE STRESS, DECREASE FATIGUE, AND INCREASE ENERGY
FALSE
WATER SOLUBLE VITAMINS ARE MORE STABLE DURING PREPARATION AND COOKING THAN FAT SOLUBLE VITAMINS
FALSE
WHEN PURCHASING A VITAMIN AND MINERAL SUPPLEMENT, LOOK FOR ONE THAT CONTAINS AT LEAST 150 PERCENT OF THE DAILY VALUE FOR EACH NUTRIENT
FALSE
THE REPLACEMENT OF RED BLOOD CELLS DEPENDS MOST HEAVILY ON
FOLATE
TOXIC COMPOUNDS CREATED IN THE BODY THAT MAY CONTRIBUTE TO CERTAIN CHRONIC DISEASES ARE CALLED
FREE RADICALS
FOLIC ACID IS ADDED TO ___ IN ORDER TO REDUCE THE INCIDENCE OF NEURAL TUBE DEFECTS
GRAIN PRODUCTS
IS THERE ANYTHING THAT MICHAEL NEEDS TO DO TO DECREASE HIS RISK OF CANCER
INCORPORATE REGULAR PHYSICAL ACTIVITY
REGULAR CONSUMPTION OF CAROTENOID-RICH VEGETABLES SUCH AS BETA-CAROTENE MAY DELAY OR PREVENT MACULAR DEGENERATION
TRUE
RESEARCH SUGGESTS THAT DIET MAY PLAY A ROLE IN INITIATING CANCER, SPEEDING ITS DEVELOPMENT, OR PREVENTING CANCER
TRUE
THE DISEASE PELLAGRA IS CHARACTERIZED BY DIARRHEA, DERMATITIS, AND, IN SEVERE CASES, DEMENTIA
TRUE
THE PRIMARY FUNCTION OF VITAMIN D IS THE REGULATION OF THE USE OF CALCIUM AND PHOSPHORUS WITHIN THE BODY
TRUE
THE VITAMINS C, D, AND K ARE ALL ACTIVELY INVOLVED IN BONE HEALTH AND MAINTENANCE
TRUE
VEGETARIANS HAVE A LOWER RISK OF DEVELOPING CCANCER
TRUE
VITAMINS PROMOTE GROWTH AND REPRODUCTION AND HELP MAINTAIN HEALTH
TRUE
When the diet is adequate in protein, the body can synthesize niacin from which amino acid?
TRYPTOPHAN
WHICH OF THE FOLLOWING IS NOT A FAT SOLUBLE VITAMIN
VITAMIN C
___ PLAYS A KEY ROLE IN BLOOD CLOTTING
VITAMIN K
CHOLINE IS
a conditionally essential nutrient
Which of the following is not noted as a group that may benefit from taking a multivitamin mineral supplement under guidance of a physician or dietician
a person approaching age 65
A general function of vitamin C is its action as a(n)
antioxidant
Phytochemicals have several different modes of action. Those with ___ protect cells from damage
antioxidant properties
Donna read that cruciferous vegetables may reduce the incidence of cancer at several sites. Which dish is a good source of a cruciferous vegetable
broccoli slaw
Donna can lower her risk of skin cancer by consuming foods high in beta-carotene such as _____.
cantaloupe
What factor is classified as a cancer initiator
cigarette smoke
Vitamin A toxicity is most likely to occur from
consuming high dose vitamin A supplements
What recommendation helps minimize the loss of vitamins that occur as a result of improper food handling
cook vegetables in a microwave oven in as little water as possible
Which vitamins work with vitamin K and vitamin B6 to maintain blood health
folate and B12
A reliable source of vitamin D in the diet is
fortified milk
Vitamin E is
found mostly in vegetable oils
Which food group is the best source of vitamin C
fruit group
What factor is associated with an increased risk of breast cancer
high intake of calories
The National Cancer Institute estimates that about 85% of all cancers are associated with
lifestyle factors and environmental exposure
All women of child bearing age are advised to get adequate folate to prevent cases of
neural tube defects
What vitamin has been shown to reduce LDL cholesterol and raise HDL cholesterol when taken in doses 10-15 times the RDA
niacin
What is not a factor that one should consider when choosing a supplement to purchase
price
Which of the following is not a task that vitamins perform in the body
provide energy
Milk is sold in protective cardboard or opaque plastic containers rather than in transparent glass bottles to minimize the loss of
riboflavin
What food is an unlikely source of beta-carotene
romaine lettuce
The effects of a deficiency of vitamin D are most readily observed in the
skeletal system
Isoflavones are phytochemical found in ___.
soy products
The main function of vitamin D is
supporting bone mineralization
Which food is a good source of the vitamin A precursor, beta-carotene
sweet potatoes
High blood levels of homocysteine:
tend to be associated with low blood levels of vitamin b12, vitamin b6, and folate
One of the functions of vitamin C in the body is
to function in collagen formation
Riboflavin is destroyed by
ultraviolet light
What vitamin deficiency is associated with night blindness
vitamin A
The vitamin most intensively involved in protein metabolism is
vitamin B6
An elderly individual who cannot leave the house is at risk of a ___ deficiency
vitamin D
Which vitamin works with vitamin C to squelch free radicals before they injure the body
vitamin E
Newborns are given an injection of ___ to prevent the possibility of a life threatening hemorrhage
vitamin K
___ can be synthesized by good bacteria in the intestinal tract
vitamin K
AT HER SISTER'S SUMMER BARBEQUE, DONNA LOOKS OVER AT THE MEATS ON THE TABLE TO DECIDE WHICH MEAT TO CHOOSE. IN LIEU OF HER CONCERNS ABOUT CANCER RISK, WHAT MEAT WOULD BE HER BEST CHOICE
ROASTED TURKEY
___ is the vitamin D deficiency in children
Rickets
Excesses of the fat-soluble vitamins are:
STORED IN THE LIVER AND IN BODY FAT
___ CAN LEAD TO A DEFICIENCY IN VITAMIN K
TAKING ANTIBIOTICS
Lycopene, found in ___, may help reduce the risk of___.
TOMATOES, PROSTATE CANCER
BECAUSE EXCESSES ARE STORED IN THE LIVER AND FATTY TISSUES, IT IS POSSIBLE FOR MEGADOSES OF FAT-SOLUBLE VITAMINS TO BUILD UP TO TOXIC LEVELS
TRUE
EXCLUDING AN ENTIRE FOOD GROUP MAY LEAD TO VITAMIN DEFICIENCIES OVER TIME
TRUE
HERBAL SUPPLEMENTS ARE UNREGULATED AND POSSIBLY UNSAFE
TRUE
LOW VITAMIN K BLOOD LEVELS ARE ASSOCIATED WITH A HIGHER RISK OF HIP FRACTURES IN OLDER WOMEN
TRUE
PHYTOCHEMICALS IN FOOD ARE SUPERIOR TO THE PHYTOCHEMICALS FOUND IN SUPPLEMENTS
TRUE
The body can store as much as a ___ supply of vitamin A in the body
1 year
Which statement best describes B vitamins
B vitamins become part of coenzymes
The inability of the stomach to produce enough acid can lead to a ___ deficiency
B12
BECAUSE ___ ARE WIDESPREAD IN FOODS, PEOPLE WHO EAT A VARIED DIET ARE NOT AT RISK FOR DEFICIENCIES OF THESE VITAMINS
BIOTIN AND PANTOTHENIC ACID
INDIVIDUALS WHO ___ ARE AT HIGH RISK FOR A DEFICIENCY OF VITAMIN B12
LACK INTRINSIC FACTOR
STRICT VEGETARIANS ARE AT RISK OF DEVELOPING A VITAMIN B12 DEFICIENCY BECAUSE
ONLY ANIMAL FOODS CONTAIN SUFFICIENT AMOUNTS OF THE VITAMIN
___ is the vitamin D deficiency disease in adults
Osteomalacia
___ IS THE DEFICIENCY DISEASE ASSOCIATED WITH NIACIN
PELLAGRA
which herb is mismatched with its purported use?
Psyllium- improves memory
Donna is surprised to learn that despite a family history lof cancer, there is still a lot she can do to prevent cancer and lower her risk. Which is not a lifestyle behavior that can reduce her cancer risk
don't worry about energy intake
What would you recommend to someone who wants to make sure her intake is close to the RDA for all vitamins
eat a variety of all food groups daily
Thiamin is involved in:
energy release from carbohydrates
Excess intake of water-soluble vitamins are typically
excreted in the urine
