Vagus Nerves Quiz
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Questions and Answers

Which type of muscle is supplied by sympathetics only?

  • Skeletal muscle
  • Striated muscle
  • Cardiac muscle
  • Smooth muscle (correct)

    • Where does the cell body of the postganglionic neuron in the autonomic nervous system reside?

  • Target organ
  • Brain stem
  • Autonomic ganglion (correct)
  • Grey matter of the spinal cord

    • Which division of the autonomic nervous system is responsible for the 'fight or flight' response?

  • Sympathetic nervous system (correct)
  • Parasympathetic nervous system
  • Both sympathetic and parasympathetic nervous systems
  • None of the above

    • Which cranial nerve is responsible for the parasympathetic innervation of the thoracic viscera?

    <p>Vagus nerve</p> Signup and view all the answers

    Which nerve winds around the right subclavian artery?

    <p>Recurrent laryngeal nerve of the right vagus</p> Signup and view all the answers

    Which muscles are supplied by the recurrent laryngeal nerves?

    <p>Intrinsic laryngeal muscles</p> Signup and view all the answers

    Which division of the autonomic nervous system controls body temperature?

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

    Where do the preganglionic cell bodies of the sympathetic nervous system reside?

    <p>Intermediolateral horn of T1-L2 spinal cord</p> Signup and view all the answers

    Which part of the nervous system is under the control of the hypothalamus?

    <p>Parasympathetic Nervous System</p> Signup and view all the answers

    What is the function of the sympathetic nervous system on bronchial smooth muscles?

    <p>Relaxes bronchial smooth muscles</p> Signup and view all the answers

    What is the term for the nerves that exert opposite effects in a particular organ or tissue?

    <p>Dual innervation</p> Signup and view all the answers

    How many paravertebral sympathetic ganglia are there?

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

    What are the two divisions of the autonomic nervous system?

    <p>Sympathetic and Parasympathetic</p> Signup and view all the answers

    Which part of the nervous system includes the brain and spinal cord?

    <p>Central Nervous System</p> Signup and view all the answers

    Which part of the nervous system includes the cranial and spinal nerves?

    <p>Peripheral Nervous System</p> Signup and view all the answers

    What is the term for the sensory division of the peripheral nervous system that carries information from the body to the CNS?

    <p>Somatic sensory</p> Signup and view all the answers

    What is the term for the motor division of the peripheral nervous system that controls voluntary muscle movements?

    <p>Somatic motor</p> Signup and view all the answers

    Which division of the autonomic nervous system is responsible for the 'fight or flight' response?

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

    Which division of the autonomic nervous system is responsible for the 'rest and digest' response?

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

    What is the term for the condition characterized by a combination of symptoms including drooping eyelids, constricted pupils, and decreased sweating on one side of the face?

    <p>Horner's syndrome</p> Signup and view all the answers

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