Which of the Following Statements About Different Kinds of Skeletal

question 52

Multiple Choice

Which of the following statements about different kinds of skeletal muscle fibers is TRUE?

• A) Slow-oxidative fibers have a greater abundance of glycogen than do fast-glycolytic fibers.
• B) Fast-glycolytic fibers have a greater abundance of myoglobin than do slow-oxidative fibers.
• C) A fast-glycolytic fiber can generate greater tension than a slow-oxidative fiber.
• D) Fast-glycolytic fibers and slow-oxidative fibers are innervated by alpha motor neurons of the same diameter.
• E) To generate ATP, fast-glycolytic fibers depend mainly on oxidative phosphorylation while slow-oxidative fibers depend mainly on glycolysis.

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