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Nutrition Class > Ch 14 > Flashcards

Ch 14 Flashcards

1
Q

Which of the following decreases appetite?

A) peptide YY
B) ghrelin
C) beta-endorphins
D) uncoupling proteins

A

A) peptide YY

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2
Q

Agnes weighs 150 pounds and jogs for 30 minutes four times a week. How many grams of protein does she need daily to maintain lean body mass?

A) 68 grams
B) 102 grams
C) 136 grams
D) 150 grams

A

A) 68 grams

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3
Q

Joesph plays basketball for his high school team, and he is concerned that he is not consuming enough kilocalories to support his activity. Which of the following would be the best indicator that he is not consuming adequate kilocalories?

A) his performance has been impaired
B) he is losing weight
C) his blood glucose levels are low
D) his hemoglobin is low

A

B) he is losing weight

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4
Q

At its highest level, about ___ percent of our daily energy expenditure is attributable to the thermic effect of food.

A) 5
B) 10
C) 35
D) 60

A

B) 10

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5
Q

Which of the following is an appetite-stimulating hormone produced by the stomach?

A) leptin
B) peptide YY
C) uncoupling proteins
D) ghrelin

A

D) ghrelin

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6
Q

Studies demonstrate that supplements of androstenedione and dehydroepiandrosterone are not effective in raising testosterone concentrations in the body.

A

False

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7
Q

Which method of assessing body composition is considered to be the gold standard?

A) body mass index (BMI)
B) skinfold test
C) waist circumference measurement
D) underwater weighing

A

D) underwater weighing

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8
Q

Which of the following BEST describes a physically fit individual?

A. ability to carry out daily activities with vigor and alertness
B. participation in purposeful, planned, and structured activities
C. having a low basal metabolic rate
D. having a low resting heart rate and blood pressure

A

A. ability to carry out daily activities with vigor and alertness

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9
Q

Which of the following is considered moderate physical activity?

A. washing dishes
B. gardening
C. typing on the computer
D. strolling for five minutes

A

B. gardening

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10
Q

Training more than six days per week:

A. substantially increases the chances of injury
B. will maximize fitness in the shortest time
C. produces double fitness of training three days per week
D. is necessary only for competitive athletes

A

A. substantially increases the chances of injury

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11
Q

According to the Surgeon General’s report, to maintain a general level of health, a person should:

A. exercise at least 60 minutes each day
B. achieve 20 to 30 minutes of continuous activity every day
C. get 30 minutes of high-intensity exercise each day
D. accumulate at least 30 minutes of activity most days

A

D. accumulate at least 30 minutes of activity most days

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12
Q

The acronym FITT stands for:

A. fatigue, intensity, temperature, and training
B. frequency, intensity, time, and type of activity
C. flexibility, increase, timetable, and training
D. fitness, increase, test, and time

A

B. frequency, intensity, time, and type of activity

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13
Q

The FITT principle suggests that the optimal frequency of physical activity to achieve cardiorespiratory fitness is:

A. 7 days a week
B. 3 to 5 days per week
C. 2 to 5 days per week
D. 2 to 3 days per week

A

B. 3 to 5 days per week

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14
Q

The formula “220 minus age”:

A. represents the lower threshold for an optimal training heart rate
B. should be used only by athletes as their training heart rate
C. is a rough estimate of your maximal heart rate
D. represents the target heart rate for effective cardiorespiratory training

A

C. is a rough estimate of your maximal heart rate

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15
Q

In which of the following types of exercise would creatine phosphate (CP) be an important source of energy?

A. running a 10-kilometer road race
B. 3-mile mountain bike ride with 2000-feet elevation gain
C. 1-mile open water swim
D. sprinting in the 100-meter race

A

D. sprinting in the 100-meter race

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16
Q

Each day Bill power-walks for 45 minutes. Which fuel source(s) provide(s) energy during this activity?

A. amino acids and fatty acids
B. fatty acids and glucose
C. amino acids and glucose
D. glucose only

A

B. fatty acids and glucose

17
Q

Rachel is a gymnast who consumes 2,500 kilocalories per day. What is the minimum number of kilocalories she should be consuming from carbohydrate sources?

A. 1,125 kcal
B. 1,376 kcal
C. 1,588 kcal
D. 1,625 kcal

A

A. 1,125 kcal

18
Q

Federal oversight of food safety:

A. is primarily the responsibility of the Environmental Protection Agency
B. is coordinated by a robust Food Safety Working Group, which has been meeting at least quarterly since 2011
C. is fragmented among over a dozen federal agencies
D. has reduced by half the incidence of foodborne illness from six major bacterial culprits since 2011

A

C. is fragmented among over a dozen federal agencies

19
Q

Many contaminants are killed within our bodies by our own:

A. red blood cells
B. enzymes and acids
C. antibodies
D. willpower

A

B. enzymes and acids

20
Q

Which of the following statements BEST describes what food intoxication results from?

A. consuming food that contains living microorganisms
B. overcooking food
C. adding alcohol to food
D. consuming food in which microbes have secreted toxins

A

D. consuming food in which microbes have secreted toxins

21
Q

A limitation in using the body mass index is that:

A) it does not take body composition into account.
B) it is not a good predictor of health risks.
C) it is not accurate when used on women.
D) it is difficult to determine.

A

A) it does not take body composition into account.

22
Q

What is meant by the overload principle?

A) complete depletion of the body’s glycogen
B) subjecting the body to inappropriately high stress
C) improving fitness by placing extra physical demands on the body
D) stretching a muscle group beyond the joint’s healthy range of motion

A

C) improving fitness by placing extra physical demands on the body

23
Q

Which of the following is an appetite-stimulating hormone produced by the stomach?

A) leptin
B) peptide YY
C) uncoupling proteins
D) ghrelin

A

D) ghrelin

24
Q

Studies demonstrate that supplements of androstenedione and dehydroepiandrosterone are not effective in raising testosterone concentrations in the body.

A

True

25
Q

The label on a ready-to-eat cereal box indicates that 1 cup contains 32 grams of carbohydrate, 4 grams of protein, and 2 grams of fat. How many kcal are there in two cups of this cereal?

A) 162 kcal
B) 187 kcal
C) 256 kcal
D) 324 kcal

A

D) 324 kcal

26
Q

Rachel is a gymnast who trains 2 hours/day on average. She supports her daily activity by consuming 2,500 kilocalories per day. What is the minimum amount of kilocalories she should be consuming from carbohydrate sources?

A) 1,376 kcal
B) 1,588 kcal
C) 1,125 kcal
D) 1,625 kcal

A

C) 1,125 kcal

27
Q

Apple-shaped fat patterning increases a person’s risk for:

A) type 1 diabetes.
B) heart disease.
C) osteoporosis.
D) lactose intolerance.

A

B) heart disease.

Nutrition Class (15 decks)

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