Muscle Tissues and Functions Quiz
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Questions and Answers

What type of muscle tissue is under voluntary control?

  • Skeletal muscle (correct)
  • Cardiac muscle
  • Involuntary muscle
  • Smooth muscle
  • What protein makes up the thin filaments in a sarcomere?

  • Tropomyosin
  • Myosin
  • Actin (correct)
  • Troponin
  • What triggers the 'powerstroke' in muscle contraction?

  • Myosin head extension
  • ADP binding to myosin
  • ATP hydrolysis to ADP and inorganic phosphate (correct)
  • Cross bridge formation
  • Where does the signal exchange between an axon terminal and a muscle fiber occur?

    <p>Neuromuscular Junction</p> Signup and view all the answers

    What gives skeletal muscles their striated appearance?

    <p>Thick myosin filaments</p> Signup and view all the answers

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