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Nutrition Quiz
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Questions in this quiz (52)
1The primary role of B-vitamins is to
- AHelp boost the immune system
- BReduce stress
- CAct as coenzymes
- DAssist in maintaining a healthy nervous system
2Which amino acid can be converted to niacin by the body?
- APhenylalanine
- BTyrosine
- CLeucine
- DTryptophan
3The DNA for making every protein in our bodies is contained in every cell nucleus.
- ATrue
- BFalse
4Protein functions most effectively when
- AYou consume at least 1 gram per lb. of body weight
- BYou eat too few calories
- CThere are adequate calories from carbohydrates & fats in the diet
- DYou strength train & consume at least 1 gram per lb. of body weight
5What mineral enhances the ability of insulin to transport glucose?
- AManganese
- BIodine
- CChromium
- DCholine
6The functions of proteins are all of the following except:
- ACell growth, repair, and maintenance
- BPrimary energy source
- CFluid balance
- DActing as enzymes & hormones
7The RDA for protein, for sedentary people is
- A60 grams
- B0.8 gram/kg/body weight
- C1 gram/kg/body weight
- D2 grams/kg/body weight
8A semi-vegetarian is someone who
- Aeats animal products once in awhile
- Btypically excludes or limits red meat
- Ceats only fish but not poultry or red meat
- Dconsumes no dairy products
9During protein synthesis, what is the term given to the amino acid in least supply?
- AIncomplete amino acid
- BLimiting amino acid
- CComplementary amino acid
- DAll of the above
10Mutual supplementation refers to what?
- AThe process of combining 2 proteins
- BThe amino acid that is missing or in smallest supply
- CThe process of combining 2 or more incomplete proteins
- DThe process of combining a protein & a carbohydrate
11The spongy bone that is found within the ends of long bones is called _________
- ACortical
- BOsteoblast
- CCollagen
- DTrabecular
12Bone cells that are responsible for bone resorption are called ____
- AOsteoclasts
- BCortical
- COsteoblasts
- DTrabecular
13In addition to proper growth & development, bone remodelling is critical in maintaining _______
- ABlood glucose levels
- BBlood calcium levels
- CBlood coagulation
- DVitamin D production
14At what age does bone resorption generally begin to occur more rapidly than bone formation?
- A10
- B20
- C40
- D60
15Assuming equal serving sizes, which of the following foods would be the poorest source of calcium?
- ASkim Milk
- BWhole Milk
- CCheddar cheese
- DCottage cheese
16If a healthy individual were to consume too much calcium from the diet, which of the following is MOST likely to occur?
- AThey would experience hypercalcemia
- BThey would begin to produce kidney stones
- CTheir gastrointestinal tract would limit the absorption of calcium
- DCalcium deposits would accumulate in the soft tissues of the body
17Which of the following organs is responsible for the synthesis of vitamin D?
- ASkin
- BLiver
- CKidneys
- DAll of the above
18Vitamin D toxicity is associated with
- ASunburns
- BSuntan lotions
- CSeafood
- DSupplements
19Calcitonin is a hormone secreted by the _________ gland.
- AAdrenal
- BParathyroid
- CPituitary
- DThyroid
20Individuals who have diseases that results in the malabsorption of _____ are at risk for a vitamin D deficiency.
- ACarbohydrate
- BFat
- CMinerals
- DProtein
21Most of the body's phosphorus is stored in _______
- AThe liver
- BAdipose tissue
- CSkeleton
- DKidneys
22Fluorosis is associated with _______
- Ainsufficient intake of fluoride
- Bconsuming too much fluoride
- CAlzheimer's disease
- DOsteoporosis
23The hormone that assists in maintaining blood calcium levels by stimulating the activation of Vitamin D is _______
- AInsulin
- BCortisol
- CParathyroid hormone (PTH)
- DCalcitonin
24Which of the following plant sources of calcium has the lowest bioavailability?
- AKale
- BSpinach
- CBrocolli
- DTurnip greens
25As bone resorption begins to occur more frequently than bone formation, adults tend to lose height.
- ATrue
- BFalse
26As compared to light-skinned individuals, the synthesis of vitamin D is limited in individuals with darker skin.
- ATrue
- BFalse
27The fluid portion of the blood is called
- ASerum
- BPlatelets
- CLeukocytes
- DPlasma
28Which of the following statements is FALSE regarding free radicals?
- AFree radicals are formed as a by-product of healthy metabolism
- BOur body has no mechanism to combat free radicals
- CExposure to pollution increases free radical production
- DMany diseases, such as cancer & heart disease, are linked to free radical damage
29Toxicity symptoms of vitamin A include birth defects, spontaneous abortion, blurred vision, & liver damage
- ATrue
- BFalse
30Free radicals
- Aare very stable atoms
- Bare rarely formed by the body's fundamental physiological processes
- Cdamage the cell's mitochondria
- Dare formed by exposure to air pollution & tobacco smoke
31Which of these has NOT been linked to free radical damage?
- ACancer
- BHeart disease
- CArthritis
- DType I diabetes
32Which of the following increases the RDA for vitamin C?
- ASmoking cigarettes
- BDrinking alcohol
- CBegin a vegan
- DTaking supplements of vitamin C
33Which of the following statements if FALSE regarding free radicals?
- AFree radicals are formed as a by-product of healthy metabolism
- BOur body has no mechanism to combat free radicals
- CExposure to pollution increases free radical production
- DMany diseases, such as cancer & heart disease, are linked to free radical damage
34A diet adequate in carbohydrates helps to ensure the use of Protein for growth & maintenance & is called _____
- AProtein intense
- BCarbohydrate intense
- CProtein sparing
- DFat lacking
35Which water-soluble vitamin can regenerate vitamin E after it has been oxidized?
- AVitamin D
- BVitamin B12
- CVitamin C
- DFolate
36Taking Vitamin E supplements along with _____ can cause uncontrollable bleeding
- AAntidepressants
- BAnticoagulants
- CCholesterol-lowering medications
- DOral contraceptives
37Which of the following statements is FALSE concerning Vitamin C?
- AVitamin C is also known as ascorbic acid
- BVitamin C acts as an antioxidant that may help to reduce the risk of chronic diseases
- CVitamin C helps the immune system by enabling the body to make white blood cells
- DSmokers should consume less Vitamin C than non-smokers
38The doctor has recently told Julie that she is anemic. Julie should consume _____ with her iron supplement to increase its absorption
- AA tablespoon of castor oil
- BA glass of milk
- CA glass of orange juice
- DScrambled eggs
39Consuming even moderately excessive doses of Vitamin C supplements would be most harmful to individuals suffering from ____
- AScurvy
- BDiabetes mellitus
- CHemochromatosis
- DKeshan disease
40Beta-carotene is a precursor of
- ARetinol
- BAlpha-tocopherol
- CZeaxanthin
- DAscorbic acid
41What other vitamins or minerals are instrumental to bone health besides calcium?
- APhosphorus & vitamins K, E & D
- BPhosphorus, magnesium, & vitamins K & D
- CPhosphorus, magnesium, fluoride, & vitamins K & D
- DVitamin D, phosphorus, magnesium & fluoride
42Dowager's hump is one characteristic of
- AFluorisis
- BOsteoporosis
- CRickets
- DThe female athlete triad
43Vitamin C is essential in the synthesis of
- AAscorbic acid
- BCollagen
- CCarbohydrates
- DHemoglobin
44Bone density is influenced by
- AGenetics
- BDietary intake
- CBody weight
- DAll of the above
45Vitamin D is converted to its active form by the
- ASkin
- BBones
- CLiver & kidneys
- DSmall intestines
46Which of these has been associated with reducing the risk of both breast and prostrate cancer?
- Aconsumption of arsenic
- Bconsumption of soybean & soy products
- Cconsumption of lead
- Dconsumption of saturated fats
47Limitations of using BMI to determine weight & health risk are that
- ADoes not distinguish between lean & fat body mass
- BDoes not address fat distribution, where fat is stored
- CDoes not take age into consideration
- DAll of the above
48Which fat distribution pattern puts one at greater risk for complications such as diabetes & heart disease?
- APear-shaped fat patterning
- BApple-shaped fat patterning
- CFat distribution doesn't impact risk
- DBanana-shaped fat patterning
49The primary determinant of our basal metabolic rate is
- AAge
- BAmount of lean body mass
- CActivity
- DGender
50What is the first line of defence in obesity treatment?
- AConsulting a therapist or social worker to investigate underlying issues
- BA personal trainer to help set up an exercise program
- CA low-calorie diet & regular physical activity
- DA very-low-calorie diet to promote rapid weight loss
51Treatments for obesity may include
- ALow-calorie diet & regular exercise
- BLifestyle changes
- CPrescription medications (some)
- DSurgery
- EAll of the above
52Weight-loss surgery is advised in healthy individuals who have a BMI of
- A> 28
- B> 30
- C> 35
- D> 40
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- Author
- Zaneta Chan
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