Peripheral Nervous System And Synaptic Pharmacology 1: Organisation Of The Pns

16 Questions | Total Attempts: 37

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Nervous System Quizzes & Trivia

Lecture 1


Questions and Answers
  • 1. 
    The input zone of a neuron...
    • A. 

      Is the part where incoming signals from other neurons are received

    • B. 

      Is the part that conducts an action potential in an undiminishing fashion, often over long distances

    • C. 

      Is the part where action potentials are initiated

    • D. 

      Is the part that releases the neurotransmitter which influences other cells

  • 2. 
    The trigger zone of a neuron...
    • A. 

      Is the part where incoming signals from other neurons are received

    • B. 

      Is the part that conducts an action potential in an undiminishing fashion, often over long distances

    • C. 

      Is the part where action potentials are initiated

    • D. 

      Is the part that releases the neurotransmitter which influences other cells

  • 3. 
    The conducting zone of a neuron...
    • A. 

      Is the part where incoming signals from other neurons are received

    • B. 

      Is the part that transmits an action potential in an undiminishing fashion, often over long distances

    • C. 

      Is the part where action potentials are initiated

    • D. 

      Is the part that releases the neurotransmitter which influences other cells

  • 4. 
    The output zone of a neuron...
    • A. 

      Is the part where incoming signals from other neurons are received

    • B. 

      Is the part that conducts an action potential in an undiminishing fashion, often over long distances

    • C. 

      Is the part where action potentials are initiated

    • D. 

      Is the part that releases the neurotransmitter which influences other cells

  • 5. 
    The three classes of neurons are...
    • A. 

      Peripheral, Central and Efferent

    • B. 

      Central, Efferent and Motor

    • C. 

      Afferent, Efferent and Interneuron

    • D. 

      Afferent, Central and Interneuron

  • 6. 
    Which two of the following is a known role of sensory neurons?
    • A. 

      Account for 99% of all neurons

    • B. 

      Transmit information to the CNS

    • C. 

      Are highly specialised

    • D. 

      Transmit information from the CNS to effector organs

    • E. 

      Have sensory receptors at their peripheral end

  • 7. 
    What is the role of motor neurons?
    • A. 

      Transmits information from the CNS to effector organs or other neurons

    • B. 

      Transmit information exclusively from neuron to neuron

    • C. 

      Transmit information between effector organs

    • D. 

      Trasmit information to the CNS

  • 8. 
    Which of the following statements is false?
    • A. 

      Interneurons transmit information from neuron to neuron

    • B. 

      Interneurons are found exclusively in the CNS

    • C. 

      Interneurons account for approximately 1% of all neurons

    • D. 

      Interneurons can be inhibitory or excitatory

    • E. 

      Interneurons can be highly specialised

  • 9. 
    Which is the correct flow of sensory information?
    • A. 

      Receptor -> Efferent Neuron -> Interneuron (CNS) -> Afferent Neuron -> Effector Organ

    • B. 

      Effector Organ -> Efferent Neuron -> Interneuron (CNS) -> Afferent Neuron -> Receptor

    • C. 

      Afferent Neuron -> Interneuron (CNS) -> Effector Organs -> Efferent Neuron -> Receptor

    • D. 

      Receptor -> Afferent Neuron -> Interneuron (CNS) -> Efferent Neuron -> Effector Organ

  • 10. 
    Which of the following statements if false?
    • A. 

      The PNS contains neuronal and sensory cells

    • B. 

      The PNS includes the spinal cord

    • C. 

      The PNS acts as the interface between the CNS and the environment

    • D. 

      The PNS consists of 43 pairs of nerves; 12 pairs of cranial nerves and 31 pairs of spinal nerves

  • 11. 
    The Vegus Nerve...
    • A. 

      Goes through the sympathetic nervous system to the thoracic organs and gut

    • B. 

      Goes through the peripheral nervous system to the thoracic organs and gut

    • C. 

      Goes through the sympathetic nervous system to the lumbar organs and lungs

    • D. 

      Goes though the peripheral nervous system to the lumbar organs and lungs

  • 12. 
    The 8 cervical nerves go to...
    • A. 

      Genitals

    • B. 

      Chest and abdominal wall

    • C. 

      Neck, shoulder, arm and hand

    • D. 

      Hips and legs

    • E. 

      Lower GIT

  • 13. 
    The 12 thoracic nerves go to...
    • A. 

      Genitals

    • B. 

      Chest and abdominal wall

    • C. 

      Neck, shoulder, arm and hand

    • D. 

      Hips and legs

    • E. 

      Lower GIT

  • 14. 
    The 5 lumbar nerves go to...
    • A. 

      Genitals

    • B. 

      Chest and abdominal wall

    • C. 

      Neck, shoulder, arm and hand

    • D. 

      Hips and legs

    • E. 

      Lower GIT

  • 15. 
    The coccygeal nerve goes to...
    • A. 

      Genitals and lower GIT

    • B. 

      Chest and abdominal wall

    • C. 

      Neck, shoulder, arm and hand

    • D. 

      Hips and legs

  • 16. 
    The 5 sacral nerves go to...
    • A. 

      Genitals and lower GIT

    • B. 

      Chest and abdominal wall

    • C. 

      Neck, shoulder, arm and hand

    • D. 

      Hips and legs

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