KINE 200 CH. 10
The recommended amount of weekly physical activity for improved health and decreased disease risk is a. 150 minutes of moderate-intensity activity or 75 minutes of vigorous-intensity activity b. 25 minutes of activity at any intensity c. enough activity to reach 80 percent maximal heart rate twice a week d. 50 minutes of moderate-intensity activity or 25 minutes of vigorous activity
150 minutes of moderate-intensity activity or 75 minutes of vigorous-intensity activity
This kinesiologist was one of the first to contribute to the field of exercise physiology with his Nobel Prize-winning work on metabolism a. Thomas Cureton b. D. B. Dill c. Kenneth Cooper d. A. V. Hill
A. V. Hill
What statement is NOT true regarding the physiology of physical activity? a. It is the study of acute (immediate) physiological responses to PA b. It is the study of the changes in physiological responses to chronic (repeated) PA c. Exercise physiology serves as the foundation for conditioning, fitness, and rehabilitation programs d. Exercise physiology applies the principles of biology, chemistry, and physics
Exercise physiology applies the principles of biology, chemistry, and physics
Where was the first exercise physiology laboratory in the United States established? a. Carnegie Nutrition Lab b. Harvard University c. Springfield College d. University of Illinois
Harvard University
A 1996 government publication that played an important part in describing the relationship between physical activity and health was called a. Centers of Disease Control and Prevention b. U.S. Kinesiology Guidebook c. Healthy People 1990 d. Physical Activity and Health: A Report of the Surgeon General
Physical Activity and Health: A Report of the Surgeon General
Which of the following statements best describes the physical activity of most people? a. They perform 30 minutes of vigorous physical activity at least three times each week b. They perform 20 minutes of vigorous physical activity at least three times each week c. They are much less physically active than is required to maintain good health d. Many tend to exercise too much and, as a result, suffer injuries
They are much less physically active than is required maintain good health
Exercise physiology, like biomechanics, is a subdisciple in the biophysical sphere True False
True
One of the most common reasons for stopping an exercise training program is injury True False
True
The gold standard for determining body composition in humans is the skinfold thickness technique True False
True
The principle of overload means that the training intensity must be greater than normally experienced. True False
True
The risk of heart illness during physical activity increases as air temperature and humidity increase True False
True
Exercise physiology is the study of a. how to prescribe exercise for performance improvements b. acute and chronic bodily responses to physical activity c. the lasting effects of long term exercise on overall fitness d. biochemical changes in the body during high intensity exercise
acute and chronic bodily responses to physical activity
All of the following are considered characteristics of health-related physical fitness EXCEPT a. biochemistry b. cardiorespiratory endurance c. muscular endurance d. muscular strength
biochemistry
Treadmils, cycles, and swimming flumes are used to estimate VO2max. What are these devices called? a. ergometers b. training equipment c. tissot spirometers d. cardiac rehab devices
ergometers
What type of muscle fiber uses anaerobic energy systems almost exclusively? a. fast glycolytic fibers b. fast oxidative glycolytic fibers c. slow-twitch fibers d. aerobic fibers
fast glycolytic fibers
People in the United States are commonly deficient in this nutrient, which can result in a decrease in fitness due to reduced oxygen-carrying capabilities. a. calcuim b. iron c. vitamin B d. phosphorus
iron
What type of exercise establishes tension in the muscle without changing length? a. isokinetic b. isometric c. isotonic d. hypertrophic
isometric
A muscle's ability to exert force repeatedly over a prolonged period is known as a. muscular strength b. muscular endurance c. muscular force d. progressive overload
muscular endurance
When body temperature rises during physical activity, which thermoregulatory response is stimulated? a. shivering b. vasodilation of skin blood vessels and then sweating c. vasoconstriction of skin blood vessels d. redircecting blood to the visceral organs
vasodilation of skin blood vessels and then sweating
What nutrient makes up 55 to 60 percent of the human body? a. carbohydrate b. fat c. protein d. water
water
