Ch.5 Physiological Basis & Sports Training Revision 2425

What does muscular strength refer to?

• The ability of a joint to move

• The amount of work done by a muscle in a single maximal contraction

• The ability of the circulatory system to transport oxygen

• The endurance of leg muscles during a long-distance run

Which type of athletes typically reach their peak performance in their thirties?

• Gymnasts

• Throwers

• Marathon runners

• Swimmers

What is body composition?

• Ratio of muscle to bone mass

• Ratio of body fat to lean body mass

• Ratio of water to muscle mass

• Ratio of bone to fat mass

Which substance is known to increase athletes' alertness and reduce tiredness?

• Narcotics

• Erythropoietin (EPO)

• Stimulants

• Anabolic agents

What is the role of flexibility in sports performance according to the diagram?

• Increases speed

• Prevents injury

• Enhances strength

• Improves endurance

According to the diagram, what happens to sports performance after age 30?

• It improves

• It remains the same

• It declines

• It becomes unpredictable

What is the typical VO2max range for non-athletes?

• 10-20 ml/kg/min

• 30-40 ml/kg/min

• 50-60 ml/kg/min

• 70-80 ml/kg/min

According to the text, how often should elite athletes perform aerobic exercises?

• Once a week.

• Two or three times a week.

• Five or six times a week.

• Every day.

What is the recommended training intensity range for burning fat?

• 50-55%

• 60-65%

• 70-75%

• 80-85%

What is the formula for calculating the target heart rate using the maximum heart rate method?

• Training intensity (%) × HRR + HRrest

• Training intensity (%) × HRmax

• HRmax - HRrest

• HRrest + HRR