Questão 1
Questão
The primary role of B-vitamins is to
Questão 2
Questão
Which amino acid can be converted to niacin by the body?
Responda
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Phenylalanine
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Tyrosine
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Leucine
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Tryptophan
Questão 3
Questão
The DNA for making every protein in our bodies is contained in every cell nucleus.
Questão 4
Questão
Protein functions most effectively when
Responda
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You consume at least 1 gram per lb. of body weight
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You eat too few calories
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There are adequate calories from carbohydrates & fats in the diet
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You strength train & consume at least 1 gram per lb. of body weight
Questão 5
Questão
What mineral enhances the ability of insulin to transport glucose?
Responda
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Manganese
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Iodine
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Chromium
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Choline
Questão 6
Questão
The functions of proteins are all of the following except:
Responda
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Cell growth, repair, and maintenance
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Primary energy source
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Fluid balance
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Acting as enzymes & hormones
Questão 7
Questão
The RDA for protein, for sedentary people is
Responda
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60 grams
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0.8 gram/kg/body weight
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1 gram/kg/body weight
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2 grams/kg/body weight
Questão 8
Questão
A semi-vegetarian is someone who
Responda
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eats animal products once in awhile
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typically excludes or limits red meat
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eats only fish but not poultry or red meat
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consumes no dairy products
Questão 9
Questão
During protein synthesis, what is the term given to the amino acid in least supply?
Responda
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Incomplete amino acid
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Limiting amino acid
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Complementary amino acid
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All of the above
Questão 10
Questão
Mutual supplementation refers to what?
Responda
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The process of combining 2 proteins
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The amino acid that is missing or in smallest supply
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The process of combining 2 or more incomplete proteins
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The process of combining a protein & a carbohydrate
Questão 11
Questão
The spongy bone that is found within the ends of long bones is called _________
Responda
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Cortical
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Osteoblast
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Collagen
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Trabecular
Questão 12
Questão
Bone cells that are responsible for bone resorption are called ____
Responda
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Osteoclasts
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Cortical
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Osteoblasts
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Trabecular
Questão 13
Questão
In addition to proper growth & development, bone remodelling is critical in maintaining _______
Responda
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Blood glucose levels
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Blood calcium levels
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Blood coagulation
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Vitamin D production
Questão 14
Questão
At what age does bone resorption generally begin to occur more rapidly than bone formation?
Questão 15
Questão
Assuming equal serving sizes, which of the following foods would be the poorest source of calcium?
Responda
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Skim Milk
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Whole Milk
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Cheddar cheese
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Cottage cheese
Questão 16
Questão
If a healthy individual were to consume too much calcium from the diet, which of the following is MOST likely to occur?
Responda
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They would experience hypercalcemia
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They would begin to produce kidney stones
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Their gastrointestinal tract would limit the absorption of calcium
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Calcium deposits would accumulate in the soft tissues of the body
Questão 17
Questão
Which of the following organs is responsible for the synthesis of vitamin D?
Responda
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Skin
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Liver
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Kidneys
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All of the above
Questão 18
Questão
Vitamin D toxicity is associated with
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Sunburns
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Suntan lotions
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Seafood
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Supplements
Questão 19
Questão
Calcitonin is a hormone secreted by the _________ gland.
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Adrenal
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Parathyroid
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Pituitary
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Thyroid
Questão 20
Questão
Individuals who have diseases that results in the malabsorption of _____ are at risk for a vitamin D deficiency.
Responda
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Carbohydrate
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Fat
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Minerals
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Protein
Questão 21
Questão
Most of the body's phosphorus is stored in _______
Responda
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The liver
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Adipose tissue
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Skeleton
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Kidneys
Questão 22
Questão
Fluorosis is associated with _______
Questão 23
Questão
The hormone that assists in maintaining blood calcium levels by stimulating the activation of Vitamin D is _______
Questão 24
Questão
Which of the following plant sources of calcium has the lowest bioavailability?
Responda
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Kale
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Spinach
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Brocolli
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Turnip greens
Questão 25
Questão
As bone resorption begins to occur more frequently than bone formation, adults tend to lose height.
Questão 26
Questão
As compared to light-skinned individuals, the synthesis of vitamin D is limited in individuals with darker skin.
Questão 27
Questão
The fluid portion of the blood is called
Responda
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Serum
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Platelets
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Leukocytes
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Plasma
Questão 28
Questão
Which of the following statements is FALSE regarding free radicals?
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Free radicals are formed as a by-product of healthy metabolism
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Our body has no mechanism to combat free radicals
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Exposure to pollution increases free radical production
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Many diseases, such as cancer & heart disease, are linked to free radical damage
Questão 29
Questão
Toxicity symptoms of vitamin A include birth defects, spontaneous abortion, blurred vision, & liver damage
Questão 30
Responda
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are very stable atoms
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are rarely formed by the body's fundamental physiological processes
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damage the cell's mitochondria
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are formed by exposure to air pollution & tobacco smoke
Questão 31
Questão
Which of these has NOT been linked to free radical damage?
Responda
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Cancer
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Heart disease
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Arthritis
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Type I diabetes
Questão 32
Questão
Which of the following increases the RDA for vitamin C?
Questão 33
Questão
Which of the following statements if FALSE regarding free radicals?
Responda
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Free radicals are formed as a by-product of healthy metabolism
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Our body has no mechanism to combat free radicals
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Exposure to pollution increases free radical production
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Many diseases, such as cancer & heart disease, are linked to free radical damage
Questão 34
Questão
A diet adequate in carbohydrates helps to ensure the use of Protein for growth & maintenance & is called _____
Responda
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Protein intense
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Carbohydrate intense
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Protein sparing
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Fat lacking
Questão 35
Questão
Which water-soluble vitamin can regenerate vitamin E after it has been oxidized?
Responda
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Vitamin D
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Vitamin B12
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Vitamin C
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Folate
Questão 36
Questão
Taking Vitamin E supplements along with _____ can cause uncontrollable bleeding
Questão 37
Questão
Which of the following statements is FALSE concerning Vitamin C?
Responda
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Vitamin C is also known as ascorbic acid
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Vitamin C acts as an antioxidant that may help to reduce the risk of chronic diseases
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Vitamin C helps the immune system by enabling the body to make white blood cells
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Smokers should consume less Vitamin C than non-smokers
Questão 38
Questão
The doctor has recently told Julie that she is anemic. Julie should consume _____ with her iron supplement to increase its absorption
Questão 39
Questão
Consuming even moderately excessive doses of Vitamin C supplements would be most harmful to individuals suffering from ____
Responda
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Scurvy
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Diabetes mellitus
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Hemochromatosis
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Keshan disease
Questão 40
Questão
Beta-carotene is a precursor of
Responda
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Retinol
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Alpha-tocopherol
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Zeaxanthin
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Ascorbic acid
Questão 41
Questão
What other vitamins or minerals are instrumental to bone health besides calcium?
Responda
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Phosphorus & vitamins K, E & D
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Phosphorus, magnesium, & vitamins K & D
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Phosphorus, magnesium, fluoride, & vitamins K & D
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Vitamin D, phosphorus, magnesium & fluoride
Questão 42
Questão
Dowager's hump is one characteristic of
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Fluorisis
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Osteoporosis
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Rickets
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The female athlete triad
Questão 43
Questão
Vitamin C is essential in the synthesis of
Responda
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Ascorbic acid
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Collagen
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Carbohydrates
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Hemoglobin
Questão 44
Questão
Bone density is influenced by
Responda
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Genetics
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Dietary intake
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Body weight
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All of the above
Questão 45
Questão
Vitamin D is converted to its active form by the
Responda
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Skin
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Bones
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Liver & kidneys
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Small intestines
Questão 46
Questão
Which of these has been associated with reducing the risk of both breast and prostrate cancer?
Questão 47
Questão
Limitations of using BMI to determine weight & health risk are that
Responda
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Does not distinguish between lean & fat body mass
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Does not address fat distribution, where fat is stored
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Does not take age into consideration
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All of the above
Questão 48
Questão
Which fat distribution pattern puts one at greater risk for complications such as diabetes & heart disease?
Responda
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Pear-shaped fat patterning
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Apple-shaped fat patterning
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Fat distribution doesn't impact risk
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Banana-shaped fat patterning
Questão 49
Questão
The primary determinant of our basal metabolic rate is
Responda
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Age
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Amount of lean body mass
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Activity
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Gender
Questão 50
Questão
What is the first line of defence in obesity treatment?
Responda
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Consulting a therapist or social worker to investigate underlying issues
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A personal trainer to help set up an exercise program
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A low-calorie diet & regular physical activity
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A very-low-calorie diet to promote rapid weight loss
Questão 51
Questão
Treatments for obesity may include
Questão 52
Questão
Weight-loss surgery is advised in healthy individuals who have a BMI of