Muscle Tissue Comparison Quiz
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Questions and Answers

Which type of muscle has a striated appearance similar to skeletal muscle but with intercalated discs?

  • Cardiac muscle (correct)
  • Smooth muscle
  • Skeletal muscle
  • None of the above
  • Where is smooth muscle primarily found?

  • In the skeletal system
  • Attached to bones via tendons
  • Forms the heart walls
  • In the walls of internal organs and blood vessels (correct)
  • Which type of muscle is under conscious control for voluntary movements?

  • Skeletal muscle (correct)
  • Cardiac muscle
  • Smooth muscle
  • None of the above
  • What is the specialized cell-to-cell junction in cardiac muscle that allows coordinated contraction?

    <p>Intercalated discs</p> Signup and view all the answers

    Which type of muscle is controlled by somatic motor neurons?

    <p>Skeletal muscle</p> Signup and view all the answers

    What controls the involuntary contraction of cardiac muscle?

    <p>Autonomic nervous system</p> Signup and view all the answers

    Which type of muscle lacks the highly organized sarcomere structure?

    <p>Smooth muscle</p> Signup and view all the answers

    Which neurotransmitter is primarily responsible for neuromuscular junction in cardiac muscle?

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

    What regulates the exposure of myosin-binding sites on actin in skeletal muscle?

    <p>Troponin-tropomyosin complex</p> Signup and view all the answers

    Which type of muscle has involuntary control regulated by the autonomic nervous system and hormones?

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

    What initiates the action potentials in cardiac muscle?

    <p>Autorhythmic activity from pacemaker cells</p> Signup and view all the answers

    What regulates the interaction of myosin with actin in smooth muscle?

    <p>Calcium-calmodulin-dependent myosin light chain kinase</p> Signup and view all the answers

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