Muscle Tissue Types and Structure
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Questions and Answers

What is the type of muscle tissue responsible for functions like digestion?

  • Smooth muscle (correct)
  • Cardiac muscle
  • Striated muscle
  • Skeletal muscle
  • What type of muscle is voluntary and composed of multinucleate fibers?

  • Smooth muscle
  • Cardiac muscle
  • Skeletal muscle (correct)
  • Striated muscle
  • What are the precursors to muscle fibers with many nuclei?

  • Myotubes (correct)
  • Myofibrils
  • Satellite cells
  • Sarcomeres
  • What is the contractile unit responsible for muscle contraction?

    <p>Myofibrils</p> Signup and view all the answers

    What is responsible for the hypertrophy of muscle fibers in response to injury or chemical signals?

    <p>Satellite cells</p> Signup and view all the answers

    What are the repeating units that make up myofibrils?

    <p>Sarcomeres</p> Signup and view all the answers

    Which connective tissue surrounds the entire muscle?

    <p>Epimysium</p> Signup and view all the answers

    What type of muscle fibers are fatigue-resistant and rely on aerobic metabolism?

    <p>Slow oxidative</p> Signup and view all the answers

    Which structure in skeletal muscle cells is responsible for calcium release and contraction?

    <p>Sarcoplasmic reticulum</p> Signup and view all the answers

    What provides proprioceptive information to the brain about muscle stretch and relaxation?

    <p>Muscle spindles</p> Signup and view all the answers

    Which muscle fiber type contracts quickly for short periods and relies on anaerobic metabolism?

    <p>Fast glycolytic</p> Signup and view all the answers

    What gives rise to the striation pattern seen in muscle fibers?

    <p>Arrangement of actin and myosin</p> Signup and view all the answers

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