OCR A level PE: Muscle Fibre Types and Exercise

Which muscle fibre has the lowest capillary density?

• SO

• FOG

• FG

Which type of muscle fibre is best suited for endurance activities?

• Type 1 - Slow oxidative (SO)

• Type 2a - Fast oxidative glycolytic (FOG)

• Type 2b - Fast glycolytic (FG)

• All types of muscle fibres are equally suited for endurance activities

Which muscle fibre has the lowest triglyceride stores?

• SO

• FOG

• FG

Which type of muscle fibre is best suited for endurance activities like running a marathon?

• Type 1 - Slow oxidative (SO)

• Type 2a - Fast oxidative glycolytic (FOG)

• Type 2b - Fast glycolytic (FG)

• All types of muscle fibres are equally suited for endurance activities

Which muscle fibre has the largest PC stores?

• SO

• FOG

• FG

Which muscle fibre has the highest triglyceride stores?

• SO

• FOG

• FG

Which type of muscle fibre is best suited for speed endurance activities like running 800m or 1500m?

• Type 1 - Slow oxidative (SO)

• Type 2a - Fast oxidative glycolytic (FOG)

• Type 2b - Fast glycolytic (FG)

• All types of muscle fibres are equally suited for speed endurance activities

Which muscle fibre has the lowest mitochondrial density?

• SO

• FOG

• FG

Which type of muscle fibre is best suited for speed/power activities like sprinting or driving a golf ball?

• Type 1 - Slow oxidative (SO)

• Type 2a - Fast oxidative glycolytic (FOG)

• Type 2b - Fast glycolytic (FG)

• All types of muscle fibres are equally suited for speed/power activities

Which type of muscle fibre has the highest myoglobin content?

• Type 1 - Slow oxidative (SO)

• Type 2a - Fast oxidative glycolytic (FOG)

• Type 2b - Fast glycolytic (FG)

• All types of muscle fibres have the same myoglobin content