Chapter 11

25 July 2022
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Exercise physiology is the study of
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acute and chronic bodily responses to physical activity
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This kinesiologist was one of the first to contribute to the field of exercise physiology with his Nobel Prize-winning work of metabolism.
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A.V. Hill
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One of the most common reasons for stopping an exercise training program is injury
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True.
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When body temperature rises during physical activity, which thermoregulatory response is stimulated?
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sweating
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What nutrient makes up 55 to 60 percent of the human body?
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water
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All of the following are considered characteristics of health-related physical fitness EXCEPT
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balance
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What type of muscle fiber uses anaerobic energy systems almost exclusively
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fast glycolytic fibers
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The principle of overload means that the training intensity must be greater than normally experienced
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True.
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Strenuous exercise programs are required in order to produce the health benefits of physical activity.
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False
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People in the US are commonly deficient in this nutrient.
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iron
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In addition to a degree in exercise physiology, a credential for a fitness professional is certification from an organization such as ACSM.
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True.
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The gold standard for determining body composition in humans is the skin fold thickness technique.
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False
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What types of exercise establishes tension in the muscle without changing length?
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isometric
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What is the recommended amount of physical activity for improving cardio respiratory endurance?
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20 to 60 minutes of activity at 70 to 90 percent of maximal heart rate, three to five days per week
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The ACSM recommends that adults take part in physical activity 20 to 60 minutes per day at 60 to 90 percent of maximal heart rate, seven days per week, to improve cardiorespiratory endurance
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False
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The risk of heat illness during physical activity increases as air temperature and humidity increase
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True.
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A 1996 government publication that played an important part in describing the relationship between physical activity and health was called
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Physical Activity and Health: A Report of the Surgeon General
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Where was the first exercise physiology lab in the US established?
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Harvard University
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What is the ability to exercise at moderate to heavy intensities for prolonged periods called?
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aerobic or cardiorespiratory endurance
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Which of the following best defines exercise?
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physical activity performed to improve the performance, health, or appearance of your body
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Which of the following best describes the physical activity patterns of most people?
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They are much less physically active that is required to maintain good health
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Exercise physiology, biomechanics, sport history, and motor learning are examples of the subdsiciplines of kinesiology
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Trues
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Physical Activity and Health: A Report of the Surgeon General was issued in what year?
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1966
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Treadmills, cycles, and swimming flumes are used to estimate VO2max. What are these devices called?
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ergometers