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Card 6
Front
What changes occur to a sarcomere when a muscle contracts?
Back
Card 7
Front
Describe the role of calcium ions in the contraction of a sarcomere
Back
Card 8
Front
Explain the importance of ATPase during muscle contraction
Back
Card 9
Front
What are the two types of muscle that are used involuntary?
Back
Card 10
Front
Why does the structure of muscle allow it to perform its function of contraction efficiently?
Back
Card 11
Front
Outline how a muscle relaxes
Back
Card 12
Front
Why is energy needed for muscle contraction?
Back
Card 13
Front
How is the shape of the myosin molecule adapted to its role in muscle contraction?
Back
Card 14
Front
Trained sprinters have high levels of phosphocreatine in the muscles. Explain the advantage of this.
Back
Card 15
Front
Explain the advantage of marathon runners having a high proportion of slow muscle fibres in their muscles.
Back
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