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6. What does the visceral motor system innervate?

  • Skeletal muscle
  • Smooth muscle, glands and cardiac muscle
  • Cardiac muscle
  • Fight or flight response

7. What forms the dorsal root ganglion?

  • The perikarya of pseudounipolar afferent neurones
  • The synapse between afferent and efferent neurones
  • The perikarya of bipolar afferent neurones
  • The perikarya of pseudounipolar efferent neurones

8. Where is the lateral horn found?

  • Spinal column of thoracic vertebrae
  • Spinal column of lumbar vertebrae
  • All vertebrae

9. What is the role of the potassium-sodium pump?

  • To repolarise the membrane
  • To restore the membrane potential
  • To restore the concentrations of the ions
  • To depolarise the membrane

10. What increases the intensity of a stimulus?

  • The number of neurones synapsing with the post synaptic membrane
  • The frequency of action potentials
  • The amplitude of action potentials

11. What are the layers (outside-in) of the spinal cord?

  • Periosteum, Epidural space, Dura mater, Subdural space, Arachnoid mater, Sub arachnoid space, Pia mater
  • Pia mater, Subarachnoid space, Arachnoid mater, Subdural space, Dura mater, Epidural space, Periosteum
  • Periosteum, Subdural space, Dura mater, Epidural space, Arachnoid mater, Sub arachnoid space, Pia mater
  • Periosteum, Periosteal Dura mater, Subdural space, Meningeal Dura mater, Arachnoid mater, Subarachnoid space, Pia mater

12. Which meningeal space contains the cerebral spinal fluid around the spinal cord?

  • Epidural space
  • Subdural space
  • Subarachnoid space

13. What closes voltage gated sodium channels?

  • Opening of potassium channels
  • Depolarisation of the membrane
  • Time

14. Where do spinal nerves emerge from?

  • The vertebral foramen
  • The intervertebral foramen
  • The transverse foramen

15. Where is the cerebral spinal fluid produced?

  • Choroid plexus
  • Cisternae magna
  • Epidural space

16. What neurones are found in the ventral ramus?

  • Neurones supplying the ventral part of the body
  • Afferent neurones only
  • Efferent neurones only

17. What moves into the axon during an action potential?

  • Sodium and Potassium ions
  • Sodium ions
  • Calcium ions
  • Potassium ions

18. Which meningeal space is not normally present around the spinal cord?

  • The subdural space
  • The epidural space
  • The subarachnoid space

19. What is the resting potential of an axon?

  • +70mV
  • -70mV
  • 0mV
  • -45mV

20. Where is Acetyl Choline used?

  • Neuromuscular junction
  • At a synapse
  • Sensory-motor junction