Growth and Development - cardiorespiratory fitness Flashcards by summer williams

Q

What are type 1 muscle fibres?

A

slow twitch

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Q

List the features of type 1 muscle fibres

A

high oxidative capacity
high capillary blood supply
numerous mitochondria
highly active oxidative enzymes
high TAG content supports lipid metabolism with glycogen sparing

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Q

What are type 2 muscle fibres?

A

fast twitch

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Q

List the features of type 2 muscle fibres

A

designed to generate ATP by anaerobic metabolic processes
relatively fewer blood capillaries
relatively fewer mitochondria
large amounts of glycogen

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Q

A

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