Nutrition Test 3

True or False: Whether a person develops osteoporosis seems to depend partly on heredity and partly on the environment, including nutrition.
True
True or False: Waist circumference indicated visceral fatness, and above a certain girth, disease risks rise, even when BMI values are normal.
True
True or False: Taller people need proportionately more energy than shorter people to balance their energy budgets.
True
True or False: Physical activity must be long and arduous to achieve fat loss.
False
True or False: People who engage in physical activity live longer on average than those who are physically inactive.
True
True or False: Most athletes probably need somewhat more protein than do sedentary people.
True
True or False: Iron-definicency anemia impairs physical performance because iron helps deliver the muscles oxygen.
True
True or False: Active people do not need extra fluid in cold weather.
False
True or False: Society plays a role in eating disorders because they are known only in developed nations and they become more prevalent as wealth increases and food becomes more plentiful
True
True or False: Bulimia is more prevalent than anorexia nervosa and is more common in women than men.
True
Which of the following makes up about 60 percent of the body’s weight?
a) major minerals
b) protein
c) water
d) trace minerals
c) water
Water assists in:
a) temperature regulation
b) shock protection
c) acid-base regulation
d) a and b
e) b and c
d) a and b
The first sign of dehydration is:
a) headache
b) confusion
c) thirst
d) fatigue
c) thirst
The most beneficial source of fluid for us to consume is:
a) plain drinking water, because it is readily available
b) carbonated beverages, because they have good flavor
c) tea or coffee, because caffeine helps maintain fluid in the body
d) fruit juice, because it has additional nutrients we need
a) plain drinking water, because it is readily available
Hard water has high concentrations of:
a) sodium
b) calcium
c) magnesium
d) a and b
e) b and c
e) b and c
Which of the following would you look for on the label of bottled water to signify safety?
a) a symbol of the food and drug administration
b) a source indicating the water is from a spring in your state
c) a label with the terms “mountain spring water”
d) a trademark of the international bottled water association
a) a symbol of the food and drug administration
Which of the following best describes the fluoride content of the bottled water?
a) high
b) low
c) moderate
d) unpredictable
d) unpredictable
The principle food source of chloride is:
a) table salt
b) animal products
c) plants
d) grains
a) table salt
Excess fat around the ______ represents a greater risk to health than excess fat elsewhere in the body.
a) hips
b) central abdominal area
c) shoulders
d) chest
b) central abdominal area
Waist circumference reflects the degree of _____ in proportion to body fatness.
a) visceral fatness
b) gynoid obesity
c) subcutaneous fat
d) total body fatness
a) visceral fatness
A body mass index (BMI) of 25.0 to 29.9 in an adult indicates:
a) normal weight
b) overweight
c) underweight
d) obesity
b) overweight
Which of the following statements about basal metabolism if true?
a) it supports the work that goes on all the time
b) it is directly controlled by the hormone thyroxine
c) it accounts for the smallest component of the average persons daily energy expenditure
d) a and b
e) b and c
d) a and b
All of the following factors are associated with a higher basal metabolic rate except:
a) stress
b) starvation
c) fever
d) youth
b) starvation
Older people generally need less energy than younger people due to:
a) slowed basal metabolic rate
b) declines in lean body mass
c) decrease in height
d) a and b
e) a and c
d) a and b
Which of the following is based on weight and used in clinical settings to assess weight status?
a) BMI
b) fatfold test
c) bioelectrical impedance
d) dual energy X-ray absorptiometry
a) BMI
Body mass index is unsuitable for use with:
a) adolescents
b) athletes
c) pregnant women
d) a and b
e) b and c
e) b and c
A women of normal weight may have, on the average ____ percent of the body weight as fat.
a) 5
b) 10
c) 15
d) 20
d) 20
Hunger makes itself known roughly _____ hours after eating.
a) 1-2
b) 2-3
c) 3-4
d) 4-6
d) 4-6
The hormone produced by adipose tissue in response to body fat production that helps to control obesity is:
a) endoprhin
b) ghrelin
c) leptin
d) insulin
c) leptin
The psychological desire to eat is referred to as:
a) satiety
b) appetite
c) hunger
d) obesity
b) appetite
All of the following are involved in signaling satiation except:
a) the stomach
b) the small intestine
c) the brain’s hypothalamus
d) the heart
d) heart
Which of the following types of foods sustain satiety longer that other foods?
a) high in fiber
b) high in protein
c) high in sugar
d) a and b
e) b and c
d) a and b
One “outside of the body” factor that contributes to obesity is:
a) the “built environment” which can discourage physical activity
b) eating automatically in response to hunger cues
c) spontaneous fidgeting activity
d) a lack of food availability
a) the ” built environment” which can discourage physical activity.
In early food deprivation, the nervous system cannot use _____ as fuel.
a) fat
b) glucose
c) protein
d) carbohydrate
a) fat
Which of the following is not a true statement?
a) carbohydrate from food especially easy for the body to store as fat.
b) protein is used to build muscles in response to exercise
c) alcohol delivers calories and encourages fat storage
d) any food can make you fat if you eat enough of it.
a) carbohydrate from food especially easy for the body to store as fat.
A very low-carbohydrate diet may be accompanied by:
a) substantial fat loss
b) ketosis
c) increased appetite, initially
d) slow weight loss
b) ketosis
Fad diets are successful in the short term because they:
a) alter the body’s metabolism
b) reduce satiety hence appetite
c) provide the best balance of energy nutrients for weight loss
d) induce a calorie deficit
d) induce a calorie deficit
Health professionals advise people with low fitness levels to engage in activities of ____ for weight loss.
a) low to moderate intensity
b) long duration
c) high intensity
d) a and b
e) b and c
d) a and b
One of the major benefits of physical for weight management is:
a) an increase in appetite immediately after exercise
b) an increase in lean muscle tissue, which burns more energy
c) being able to eat high-calorie snacks
d) significantly raising the BMR for several hours after exercise
b) an increase in lean muscle tissue, which burns more energy
Successful weight maintainers:
a) exercise regularly
b) wait until severely hungry to eat
c) keep track of food intake and exercise habits
d) a and b
e) a and c
e) a and c
One thing to consider when attempting to increase daily physical activity for health is to:
a) being slowly by only exercising one to two days a week
b) avoid vigorous exercise if you are elderly
c) include a higher proportion of vigorous physical activity
d) begin with an activity such as brisk walking for moderate intensity
d) begin with an activity such as brisk walking for moderate in intensity
Which of the following is not a component of fitness?
a) flexibility
b) muscle strength
c) balance
d) muscle endurance
e) cardiorespiratory endurance
c) balance
Which of the following enhances flexibility?
a) weight training
b) aerobic activity
c) calisthenics
d) stretching
d) stretching
Muscle respond to the overload of exercise by gaining
a) strength
b) fat
c) size
d) a and b
e) a and c
e) a and c
In the early minutes or an activity, _____ provides the majority of energy the muscle use to go into action.
a) fat
b) liver glycogen
c) muscle glycogen
d) protein
c) muscle glycogen
Anaerobic glucose breakdown produces a compound callled____ that accumulates in the tissues and blood.
a) urea
b) lactate
c) uric acid
d) amino acid
b) lactate
Which of the following factors down not influence how many glucose a person uses during physical activity?
a) carbohydrate intake
b) age of the person exercising
c) duration of the activity
d) degree of training of the muscles
b) age of the person exercising
The amount of protein needed for physical activity varies depending on:
a) the type of exercise, with endurance exercise requiring more
b) carbohydrate intake, with low intakes requiring more
c) the amount of training in a particular exercise an athlete has had
d) the need for BCCA supplementation to increase protein synthesis
d) the need for BCA supplementation to increase protein synthesis
The American Dietetic association recommends _______ grams of protein per kilogram of body weight each day for an endurance athlete
a) 0.8-1.2
b) 1.2-1.4
c) 1.6-2.2
d) 2.2-2.6
b) 1.2-1.4
The most important antioxidant related to physical activity is:
a) vitamin e
b) beta carotene
c) vitamin c
d) folate
a) vitamin e
Which of the following are most prone to iron deficiency?
a) female athletes
b) endurance athletes
c) power athletes
d) a and b
e) b and c
d) a and b
The body’s need for ______ far surpasses that for any other nutrient
a) fat
b) water
c) carbohydrate
d) protein
b) water
During normal exercise the optimal beverage for replacing fluids is:
a) a beverage that supplies glucose
b) fruit juice
c) cool water
d) a salt solution
c) cool water
Sport drinks offer some advantages over water for athletes who:
a) need to replenish electrolytes
b) are older
c) exercise outside in cold weather
d) a and b
e) b and c
a) need to replenish electrolytes
Moderate use of caffeine by athletes:
a) may assist performance
b) slows down reactions
c) depletes glycogen stores
d) has no adverse effets
a) may assist performance
Which of the following should not be used by athletes?
a) sports beverages
b) carbonated beverages
c) alcohol
d) and and b
e) b and c
e) b and c
The health benefits of being physically active include all of the following except:
a) reducing the amount of sleep needed each day
b) protection against osteoporosis by building bone strength
c) reducing type 2 risk by controlling blood glucose
d) lowering heart disease risk with lowered blood pressure and blood lipids
a) reducing the amount of sleep needed each day
What is the recommended for replacing fuels that have been used during exercise?
a) immediately replace fat because it is used more in moderate exercise
b) wait at least two house before eating to allow muscles to repair
c) eat foods with a low glycemic index
d) eat a high carbohydrate meal within two hours after exercise
d) eat a high carbohydrate meal within two hours after exercise
Protein is needed by the body to support an exercise program because of its role in:
a) contributing a major part of fuel in strength training
b) sparing carbohydrate from being used for fuel
c) repairing muscle tissue after exercise
d) being converted to glycogen for storage in muscles
c) repairing muscle tissue after exercise
Which of the following is the best fluid for an athlete working out in a cold climate?
a) room temperature water
b) ice water
c) a sports drink
d) a sweat replacer
a) room temperature water