What is the name of the high energy compound that cells use directly to fuel other chemical reactions?
A) Adenosine triphosphate
C) Amino acids
D) Fatty acids
ATP and phosphocreatine are major energy sources for events lasting how long?
A) 1 minute
B) 5 minutes
C) 10 minutes
D) 30 minutes
The conversion of glucose to lactic acid is called
A) aerobic glucose breakdown.
B) anaerobic glucose breakdown.
C) aerobic glycogen breakdown.
D) anaerobic glycogen breakdown.
The difference between aerobic and anaerobic glycolysis is
A) aerobic glucose breakdown uses amino acids, anaerobic does not.
B) the end product of aerobic glucose breakdown is lactic acid; the end products of anaerobic glucose breakdown are carbon dioxide and water.
C) the end products of aerobic glucose breakdown are carbon dioxide and water; the end product of anaerobic glucose breakdown is lactic acid.
D) anaerobic glucose breakdown uses oxygen, aerobic does not.
Anaerobic glucose breakdown provides most of the energy for sports activities lasting
A) 10 seconds.
B) up to 30 seconds.
C) 30 seconds to 2 minutes.
D) up to 5 minutes.
Neil is a football player. We can tell whether he is getting enough kcalories by all the following except
A) determining his body fat level.
B) seeing if his body fat is about 5 percent to 18 percent.
C) monitoring weight changes on a weekly basis.
D) weighing him before and after football practice.
If an athlete's body fat level is too high, what is the best weight loss approach?
A) Follow an 800 kcalorie eating plan.
B) Wear a rubber suit to sweat off extra weight.
C) Eat about 200 to 500 kcalories less per day.
D) Restrict dietary carbohydrates.
Athletes who consume adequate carbohydrate promote all of the following except
A) reducing the risk of chronic fatigue.
B) loading the liver with adequate glycogen stores.
C) increases in body fat levels.
D) loading the muscles with adequate glycogen stores.
A) involves loading up on carbohydrate-laden foods the day before an endurance event.
B) involves little exercise and a high-carbohydrate diet the first 3 days, followed by heavy exercise and a low-carbohydrate diet right before competition.
C) involves a tapering in the intensity of workouts with a corresponding increase in the percentage of carbohydrate intake.
D) does not increase glycogen stores to any significant degree.
A 120-pound woman is attempting to be a bodybuilder so she would like to gain large quantities of muscle mass. Her daily protein intake should be how many grams?
A) 32 to 59
B) 65 to 87
C) 82 to 93
D) 44 to 81
Which of the following is true about the protein intake for athletes?
A) Most athletes must take protein supplements to get enough protein.
B) Bodybuilders need more protein than endurance athletes.
C) Amino acid supplements are a better way to deliver amino acids because they do not need to be digested.
D) Most athletes eating a variety of foods will easily meet their protein needs.
If a woman athlete is not menstruating regularly, she should do all the following except
A) exercise more intensely.
B) increase her kcalorie intake.
C) get adequate calcium in the diet.
D) have her body fat percentage checked.
A pre-event meal should
A) be eaten 1 hour before the event.
B) contain at least 600 kcalories.
C) be low in fat and fiber, high in carbohydrate and moderate in protein.
D) be high in fat to prevent hunger.
The best way to determine how much fluid must be replaced as a result of a workout is to
A) weigh before and after the workout.
B) rely on thirst.
C) drink various amounts of fluid during the workout and see how much makes you feel best.
D) estimate how much you sweated.
For every pound lost during a workout, cup(s) of water should be consumed during or after exercise.
Which of the following does not have an ergogenic effect according to your text?
A) Growth hormone
C) Anabolic steroids
D) Blood doping
Anabolic steroid use may cause all of the following side effects except
A) stunting growth in teenage athletes.
B) cardiovascular disease.
C) body fat loss.
D) "roid rage" (extreme mood swings).
A regular physical activity program should include all the following except
A) a warmup.
B) a frequency of 2 times per week.
C) a heart rate of 60 percent to 70 percent of maximum.
D) at least 20 to 30 minutes duration.
The use of sports drinks is critical for activities lasting
A) 5 to 60 seconds.
B) 1 to 5 minutes.
C) 30 minutes.
D) 60 to 90 minutes.
Anorexia nervosa sufferers
A) tend to be between 25 and 35 years of age.
B) tend to be adolescent and early adult girls.
C) lack denial of their disease.
D) see themselves as thin even though they are fat.
Criteria for diagnosing bulimia nervosa includes all the following except
A) overconcern with body shape and weight.
B) purposely eats large quantities of food and feels tremendous control in doing it.
C) uses purging techniques like self-induced vomiting.
D) two binge eating episodes per week for at least 3 months.
Which characteristic is more indicative of bulimia than anorexia nervosa?
A) Rigid, disciplined dieting
B) Feeling a sense of power because of strict discipline and self-denial
C) Lack of impulse control
D) Lack of menstruation
All of the following are true of an anorexic person who falls below 75 percent of normal body weight except
A) hospitalization is almost always necessary.
B) cure becomes very difficult.
C) premature death is likely.
D) loss of menstrual period becomes irreversible.
Night eating syndrome is characterized by evening hyperphagia which is defined as
A) eating all of total daily calories after the evening meal.
B) eating one-half of total daily calories after the evening meal.
C) eating one-half of total daily calories at the evening meal.
D) eating more than one-third of total daily calories after the evening meal.
Anorexia nervosa is defined as
B) compulsive eating.
C) purging, including laxatives and diuretics.
D) psychological denial of appetite.
What is the name of the condition characterized by disordered eating, lack of menstrual periods, and osteoporosis?
A) Female anorexia
B) Female bulimia
C) Female athlete triad
D) Binge eating disorder
The incidence of anorexia nervosa is highest in
A) adolescent males from middle and high socioeconomic classes.
B) adolescent females from middle and upper socioeconomic classes.
C) adolescent males from low-income classes.
D) preteen females from low-income classes.
At later stages in anorexia development, anorexics
A) do not feel hungry.
B) abstain from beverages and food.
C) eat 1,200 to 1,500 kcalories per day.
D) eat 300 to 600 kcalories per day.
The slower basal metabolism that accompanies anorexia nervosa is caused by
A) decreased synthesis of growth hormone.
B) decreased synthesis of thyroid hormone.
C) low intake of iron.