30 Questions
Why is it important for protective equipment to fit correctly?
To avoid potential injuries during sports activities
What is a key consideration when choosing correct footwear to prevent injury?
Considering grip, stability, cushioning, and comfort
How can taping and bracing help in reducing the severity of injuries?
By restricting unnecessary movements during physical activity
Which of the following is NOT a guideline for wearing protective sports equipment?
Matches the athlete's favorite color
What is the primary purpose of wearing protective equipment during sports activities?
To reduce the risk of injury
Why is it crucial for protective equipment to be regularly checked and maintained?
To maintain its effectiveness and safety measures
What type of muscle contraction is demonstrated in the plank or bridge position?
Isometric
During a concentric contraction of the hamstring, what happens to the muscle length?
Shortens
What is the primary characteristic of an acute injury?
Immediate pain and loss of function
Which of the following is an example of a direct injury?
Being hit by a hockey stick during a game
What is the main difference between physical activity and sport?
Physical activity involves energy expenditure, while sport involves competition.
Which of the following is NOT an example of exercise?
Playing basketball with friends
What is the primary difference between a strain and a sprain?
A strain affects muscles, while a sprain affects ligaments
Which of the following is an example of an indirect injury?
Accelerating quickly to intercept a ball
Why might living in a cold climate be a barrier to physical activity?
Snow-covered ground restricts skiing or skating activities.
Which factor would building a play space in a local park have an enabling effect on?
Environmental influences
What type of activities are best classified as exercise?
Physical activities producing energy expenditure
Why are sports considered different from physical activities?
'Sports' have set rules and involve competition.
What type of muscle contraction is required to hold a static position?
Isometric
Which of the following statements is true regarding fast-twitch and slow-twitch muscle fibers?
Slow-twitch fibers have higher levels of triglycerides than fast-twitch fibers
When the biceps contracts eccentrically, what action occurs at the elbow joint?
Extension
Which of the following best describes the process of reciprocal inhibition during a bicep curl?
The biceps shortens under tension, while the triceps lengthens under tension
According to the 'all or nothing' principle, what determines the amount of tension developed in a muscle?
Both the number of motor units stimulated and the rate of firing
What is the primary difference between fast-twitch and slow-twitch muscle fibers in terms of energy storage?
Fast-twitch fibers store more glycogen, while slow-twitch fibers store more triglycerides
What is the main reason why excess consumption of protein above recommended intakes is not recommended?
It puts extra demand on the kidneys
What is the only recognized side-effect of consuming bicarbonate?
Gastrointestinal discomfort
Creatine supplementation is believed to assist with what type of activity?
Repeated sprints
Why are drugs and illegal methods for enhancing sport performance prohibited according to the anti-doping code?
They are potentially harmful to athlete's health
What is the primary mission of WADA?
To monitor doping in sports
Which of the following is a legal alternative to using human growth hormone for muscle growth and strength development?
Resistance training
Practice exam answers for Chapter 1 focusing on the difference between physical activity and sport in the context of how the musculoskeletal system works to produce movement.
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