Which of These Statements Correctly Describes Fast Glycolytic (Type IIb)

question 279

Multiple Choice

Which of these statements correctly describes fast glycolytic (type IIb) fibres?

• A)They contain an abundance of mitochondria.
• B)The muscle fibre diameter is small.
• C) They are most abundant in muscles specialized for maintaining low-intensity contractions for long periods of time without fatigue.
• D) They can be converted into fast oxidative fibres by regular endurance activities.

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