Fitness and Exercise Basics

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Questions and Answers

Which adaptation represents the primary cardiovascular benefit of regular aerobic exercise?

  • Reduced resting heart rate (correct)
  • Improved bone mineral density
  • Increased muscle hypertrophy
  • Enhanced flexibility and range of motion

Which of the following activities necessitates coordinated interaction among participants to achieve a common objective?

  • Synchronized swimming (correct)
  • Individual rock climbing
  • Independent weightlifting
  • Solo marathon running

What is the minimum duration of moderate-intensity physical activity a health organization generally advises for adults each week to achieve substantial health benefits?

  • 300 minutes
  • 150 minutes (correct)
  • 75 minutes
  • 30 minutes

Which exercise most effectively engages multiple muscles to stabilize the spine and pelvis, promoting core strength?

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

What is the primary goal of incorporating a warm-up routine before engaging in intense physical activity?

<p>To gradually increase heart rate and blood flow, preparing muscles for activity (B)</p> Signup and view all the answers

Which of these activities enhances bone density and muscle strength through resistance against gravity or external weights?

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

Following intense exercise, which macronutrient is most crucial for repairing muscle tissue damage and promoting muscle protein synthesis?

<p>Essential amino acids (C)</p> Signup and view all the answers

For optimal gains in flexibility, what is the generally recommended duration for holding a static stretch?

<p>15-30 seconds, focusing on deep breathing (B)</p> Signup and view all the answers

During physical exertion, what is the circulatory system's central role in sustaining performance?

<p>Delivering oxygen and nutrients to active muscles (C)</p> Signup and view all the answers

Which activity primarily utilizes the phosphagen and glycolytic energy systems, providing short bursts of maximal power?

<p>A 100-meter sprint at maximal effort (D)</p> Signup and view all the answers

Which of the following reflects a benefit of increased cardiorespiratory fitness on daily activities?

<p>Improved efficiency in performing routine tasks (B)</p> Signup and view all the answers

What describes the role of progressive overload in strength training?

<p>Gradually increasing the demands on the body (C)</p> Signup and view all the answers

Which of the following stretching techniques involves controlled movements through a range of motion?

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

Why is it important to incorporate rest days into a regular exercise routine?

<p>To allow for muscle repair and growth (C)</p> Signup and view all the answers

Which describes a strategy for preventing overtraining?

<p>Varying workout intensity and volume (C)</p> Signup and view all the answers

What is a sign of dehydration during exercise?

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

Which best describes the importance of hydration during physical activity?

<p>It facilitates nutrient transport and regulates body temperature (D)</p> Signup and view all the answers

What is the role of carbohydrates in providing energy during exercise?

<p>They provide a quick source of energy for high-intensity activities (C)</p> Signup and view all the answers

How does regular exercise contribute to mental health?

<p>By improving mood and reducing anxiety (D)</p> Signup and view all the answers

Which is a benefit of incorporating flexibility exercises into a fitness routine?

<p>Reduced risk of injury (C)</p> Signup and view all the answers

Flashcards

Benefit of aerobic exercise

Increases the body's ability to sustain prolonged physical activity.

What is a team sport?

A sport where two or more players compete together on the same side.

Recommended weekly physical activity

The recommendation is at least 150 minutes of moderate-intensity or 75 minutes of vigorous-intensity aerobic activity per week.

Core muscle exercise

Targets muscles in abdomen, lower back, and pelvis.

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Purpose of a warm-up

Warms up muscles and prepares the body for more intense activity.

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Strength-building exercise

Exercise that increases the body's strength.

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Muscle recovery nutrient

Nutrient essential for repairing and rebuilding muscle tissue after exercise.

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How long to hold a stretch?

Holding a static stretch should be between 20-30 seconds in order to increase flexibility.

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Purpose of the cardiovascular system

Delivers oxygen and nutrients to working muscles and removes waste products.

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Anaerobic exercise example

High intensity activity that doesn't require oxygen.

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Study Notes

  • Aerobic exercise primarily increases endurance.
  • Volleyball exemplifies a team sport.
  • Adults should aim for 150 minutes of physical activity weekly.
  • The plank exercise primarily targets the core muscles.
  • A warm-up is intended to prevent injury.
  • Weightlifting is a strength-building exercise.
  • Protein is most important for muscle recovery after exercise.
  • A static stretch should be held for 20-30 seconds to increase flexibility.
  • During exercise, the cardiovascular system's primary purpose is to pump oxygen and nutrients to muscles.
  • Sprinting is anaerobic exercise.

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