Unit 1 The Human Body in Motion AOS 1: Musculoskeletal System Revision Questions

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Questions and Answers

Why is it important for protective equipment to fit correctly?

  • To ensure maximum comfort for the athlete
  • To match the team's color scheme
  • To avoid potential injuries during sports activities (correct)
  • To make the athlete look more intimidating

What is a key consideration when choosing correct footwear to prevent injury?

  • Matching the footwear brand with the athlete's favorite brand
  • Selecting footwear based on color preference
  • Considering grip, stability, cushioning, and comfort (correct)
  • Choosing the most expensive footwear available

How can taping and bracing help in reducing the severity of injuries?

  • By making the athlete more fashionable
  • By making the athlete slower
  • By increasing the weight of the athlete
  • By restricting unnecessary movements during physical activity (correct)

Which of the following is NOT a guideline for wearing protective sports equipment?

<p>Matches the athlete's favorite color (A)</p> Signup and view all the answers

What is the primary purpose of wearing protective equipment during sports activities?

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

Why is it crucial for protective equipment to be regularly checked and maintained?

<p>To maintain its effectiveness and safety measures (D)</p> Signup and view all the answers

What type of muscle contraction is demonstrated in the plank or bridge position?

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

During a concentric contraction of the hamstring, what happens to the muscle length?

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

What is the primary characteristic of an acute injury?

<p>Immediate pain and loss of function (D)</p> Signup and view all the answers

Which of the following is an example of a direct injury?

<p>Being hit by a hockey stick during a game (D)</p> Signup and view all the answers

What is the main difference between physical activity and sport?

<p>Physical activity involves energy expenditure, while sport involves competition. (B)</p> Signup and view all the answers

Which of the following is NOT an example of exercise?

<p>Playing basketball with friends (D)</p> Signup and view all the answers

What is the primary difference between a strain and a sprain?

<p>A strain affects muscles, while a sprain affects ligaments (B)</p> Signup and view all the answers

Which of the following is an example of an indirect injury?

<p>Accelerating quickly to intercept a ball (D)</p> Signup and view all the answers

Why might living in a cold climate be a barrier to physical activity?

<p>Snow-covered ground restricts skiing or skating activities. (A)</p> Signup and view all the answers

Which factor would building a play space in a local park have an enabling effect on?

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

What type of activities are best classified as exercise?

<p>Physical activities producing energy expenditure (D)</p> Signup and view all the answers

Why are sports considered different from physical activities?

<p>'Sports' have set rules and involve competition. (B)</p> Signup and view all the answers

What type of muscle contraction is required to hold a static position?

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

Which of the following statements is true regarding fast-twitch and slow-twitch muscle fibers?

<p>Slow-twitch fibers have higher levels of triglycerides than fast-twitch fibers (B)</p> Signup and view all the answers

When the biceps contracts eccentrically, what action occurs at the elbow joint?

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

Which of the following best describes the process of reciprocal inhibition during a bicep curl?

<p>The biceps shortens under tension, while the triceps lengthens under tension (B)</p> Signup and view all the answers

According to the 'all or nothing' principle, what determines the amount of tension developed in a muscle?

<p>Both the number of motor units stimulated and the rate of firing (B)</p> Signup and view all the answers

What is the primary difference between fast-twitch and slow-twitch muscle fibers in terms of energy storage?

<p>Fast-twitch fibers store more glycogen, while slow-twitch fibers store more triglycerides (A)</p> Signup and view all the answers

What is the main reason why excess consumption of protein above recommended intakes is not recommended?

<p>It puts extra demand on the kidneys (C)</p> Signup and view all the answers

What is the only recognized side-effect of consuming bicarbonate?

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

Creatine supplementation is believed to assist with what type of activity?

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

Why are drugs and illegal methods for enhancing sport performance prohibited according to the anti-doping code?

<p>They are potentially harmful to athlete's health (B)</p> Signup and view all the answers

What is the primary mission of WADA?

<p>To monitor doping in sports (D)</p> Signup and view all the answers

Which of the following is a legal alternative to using human growth hormone for muscle growth and strength development?

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

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