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Sport - Muscular

Sport - Muscular Response

QuestionAnswer
What are the responses of the muscular system to a single exercise session? Increased blood supply. Increase in muscle temperature. Increased muscle pliability. Lactate accumulation. Microtears. DOMS.
What does blood carry? oxygen
What is oxygen needed for? energy
What is there an increase in demand for when we exercise? oxygen & glucose in the muscles
What is vasodilation? blood vessels expand to allow more blood to enter the muscles
What is created when we produce energy for exercise? heat
Why should you do a warm-up before exercise? to prepare your muscles by slowly increasing their temperature
What does warming of your muscles do? makes them more pliable and flexible
Why do muscles need to be pliable? they will be less likely to suffer injuries e.g muscle strains
What does an increase in muscle pliability improve? joint flexibility as pliable muscles can stretch further
What is lactic acid? a waste product produced during anaerobic exercise
What does lactic acid cause? rapid fatigue & can impede muscular contractions
What are microtears? tiny tears in the muscle fibres
What is DOMS? Delayed onset of muscle soreness
When does DOMS happen? 24-48 hours after strenuous exercise
How long does DOMS last? up to 3 days
What causes DOMS? microtears
Created by: samfitter
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