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Terms in this set (20)
Which of the following is traditionally used to evaluate the level of intensity of aerobic activity?
A) heart rate
B) blood glucose level
C) blood pressure
D) distance traveled per unit of time (e.g., steps per hour)
heart rate
What is the cause of sports anemia?
A) low blood hemoglobin levels
B) poor dietary intake of iron-rich foods
C) increased plasma volume due to training
D) dehydration
increased plasma volume due to training
After completing an exercise session, adequate hydration in an athlete is BEST determined by
A) lack of fatigue and soreness in the muscles.
B) urine that is light yellow in color.
C) no
sweat production.
D) absence of leg cramps.
urine that is light yellow in color.
Marco wants to improve his cardiorespiratory fitness. Which type of activity would be the MOST effective to achieve this goal?
A) weight lifting every other day
B) yoga four times a week
C) resistance training three times a week
D) bicycling three times a week
bicycling three times a week
Which of the following is NOT a reason fat becomes an energy source for trained athletes?
A) increases the number and activity of various enzymes involved in fat metabolism
B) improves the ability of muscles to store fat
C) improves the ability to extract fat from the blood during exercise
D) replaces carbohydrates as an energy source during prolonged, intense training
replaces carbohydrates as an energy source during prolonged, intense training
Carbohydrate loading maximizes the amount of which substance stored in skeletal muscles?
A) calcium
B) hemoglobin
C) glucose
D) glycogen
glycogen
Fatty-acid molecules provide MOST of the energy for
A) high-intensity, short-term activity.
B) long-term activity such as
hiking.
C) participation in a marathon.
D) sprinting in a 1500-meter race.
long-term activity such as hiking.
Elisa is a gymnast who trains on average for two hours each day. She supports her daily activity by consuming 2,500 kilocalories per day. What is the minimum number of kilocalories she should consume from carbohydrates?
A) 1,050 kcal
B) 1,125 kcal
C) 1,580 kcal
D) 1,790 kcal
1,125 kcal
Where in the body do we find the greatest storage of potential energy to fuel long-term activities?
A) muscle glycogen
B) blood glucose
C) muscle protein
D) body fat
body fat
Which of the following is NOT one of the physiological effects of regular physical activity?
A) enhances the action of insulin
B) enhances
gastric motility
C) improves sleep patterns
D) decreases high-density lipoprotein cholesterol (HDL)
decreases high-density lipoprotein cholesterol (HDL)
Where in the body do we find the greatest storage of potential energy?
A) muscle glycogen
B) blood glucose
C) muscle protein
D) body fat
body fat
Eating frequent small meals throughout the day is called
A) carbohydrate loading.
B) grazing.
C) glycolyzing.
D) ketoning.
grazing.
How is physical activity related to physical fitness?
A) Physical activity must be aerobic to increase physical fitness.
B) Physical activity promotes physical fitness.
C) Physical activity that is not purposeful, planned, and structured does not promote physical
fitness.
D) Low-intensity physical activities such as gardening and housekeeping do not contribute to physical fitness.
Physical activity promotes physical fitness.
After about three seconds of exercise, which substance is broken down to help regenerate ATP?
A) glucose
B) pyruvic acid
C) creatine phosphate (CP)
D) lactic acid
creatine phosphate (CP)
Which of the following weekly routines most closely follows the FIT principle recommendations to improve flexibility?
A) two sets of weight lifting 5-lb barbells twice a week
B) swimming 30 minutes twice a week at 64% max heart rate
C) full-range-motion yoga stretches (twice per stretch) twice a week
D) thirty-minute Pilates stretching class five mornings a week
full-range-motion yoga stretches (twice per stretch) twice a week
Which of the following BEST describes how ATP provides energy to the body's cells?
A) Energy is released when a phosphate group is cleaved from the ATP molecule.
B) Energy is released when two molecules of ATP combine.
C) Energy is released when ATP is transported out of the cell membrane.
D) Energy is released when adenosine binds to three phosphate molecules.
Energy is released when a phosphate group is cleaved from the ATP molecule.
Rosa is 20 years old and beginning an exercise program. Her goal is to exercise at moderate intensity. What target heart rate range (beats per minute) should she try to maintain during exercise?
A) 80 to 90 bpm
B) 100 to 140 bpm
C) 160 to 180 bpm
D) 185 to 200 bpm
100 to 140 bpm
To achieve moderate intensity physical activity, the Centers for Disease Control and Prevention (CDC) recommends a target heart rate range of what percentage of an individual's maximal heart rate?
A) 50 to 55 percent
B) 50 to 70 percent
C) 50 to 65 percent
D) 50 to 80 percent
50 to 70 percent
Physical activity NOT related to a person's occupation is known as
A) nonoccupational physical
activity.
B) leisure-time physical activity.
C) free-time physical activity.
D) physical fitness.
leisure-time physical activity.
Why are the B vitamins especially important to an athlete?
A) Carbohydrates are a poor source of the B vitamins.
B) During exercise large amounts of the B vitamins are lost in the urine.
C) The B vitamins are directly involved in energy metabolism.
D) Active
athletes cannot eat a sufficient amount of calories to meet the RDAs for the B vitamins.
The B vitamins are directly involved in energy metabolism.
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