Skeletal Muscle Structure and Function Quiz
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Questions and Answers

Which type of muscle exhibits fatigue and has high energy requirements?

  • Smooth muscle
  • Cardiac muscle
  • Voluntary muscle (correct)
  • Involuntary muscle
  • What is the basic cellular unit of a myofiber?

  • Actin filament
  • Sarcomere
  • Myofibril (correct)
  • Myosin filament
  • Which muscle type represents a set of self-stimulating, non-fatiguing muscle cells?

  • Skeletal muscle
  • Involuntary muscle
  • Smooth muscle
  • Cardiac muscle (correct)
  • What is the main function of striated muscle?

    <p>Contraction, force, and movement (A)</p> Signup and view all the answers

    Which muscle type has an intermediate energy requirement and is self-stimulating?

    <p>Cardiac muscle (A)</p> Signup and view all the answers

    What is the major difference between skeletal and cardiac muscle?

    <p>Skeletal muscle is innervated and voluntary, while cardiac muscle is self-stimulating and non-fatiguing (D)</p> Signup and view all the answers

    What is the basic cellular unit of a myofiber?

    <p>Myofibril (B)</p> Signup and view all the answers

    What is the primary function of striated muscle?

    <p>Generating contraction, force, and movement (B)</p> Signup and view all the answers

    What is the energy requirement of skeletal muscle?

    <p>High energy requirement (C)</p> Signup and view all the answers

    What is the composition of skeletal muscle?

    <p>Highly organized tissue containing several bundles of muscle fiber (C)</p> Signup and view all the answers

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