Physical Activity and Fitness
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Questions and Answers

Which energy system is primarily used for activities lasting 20 seconds to 2 minutes?

  • Phosphagen system
  • Anaerobic system
  • Lactic acid system (correct)
  • Aerobic system

What is the primary fuel source for the phosphagen system?

  • ATP-CP (correct)
  • Proteins
  • Carbohydrates
  • Fats

How often should cardiorespiratory exercise be done per week?

  • 2-3 days per week
  • 1-2 days per week
  • 5-7 days per week (correct)
  • 3-4 days per week

What type of exercise is recommended to improve flexibility?

<p>Stretching (A)</p> Signup and view all the answers

Why are dietary supplements sometimes necessary?

<p>To compensate for inadequate nutrient intake or body production (D)</p> Signup and view all the answers

What type of fluid is recommended for endurance athletes?

<p>Carbohydrate-containing beverages (A)</p> Signup and view all the answers

What is the term for the ability of muscles to contract repeatedly without becoming exhausted?

<p>Endurance (D)</p> Signup and view all the answers

What is the term for muscle gain occurring when protein synthesis is greater than degradation?

<p>Hypertrophy (B)</p> Signup and view all the answers

What is the term for the ability to perform large-muscle, dynamic exercise of moderate to high intensity for prolonged periods?

<p>Cardioprotective endurance (B)</p> Signup and view all the answers

What is the term for the body temperature falling too low, characterized by shivering, disorientation, and slurred speech?

<p>Hypothermia (B)</p> Signup and view all the answers

What is the term for the ability to maximize and maintain bone mass, improve posture, and reduce injury risk?

<p>Resistance (A)</p> Signup and view all the answers

What is the term for the process of sweating without evaporation, leading to heat stroke?

<p>Hyperthermia (B)</p> Signup and view all the answers

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