Sensory Pathways

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1. What mechanism do the centre/surround receptor fields exhibit? (These receptor fields are present in the dorsal column nuclei and thalamic neurones

  • Medial Excitation
  • Lateral Inhibition
  • Lateral Excitation
  • Medial Inhibtion
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Other questions in this quiz

2. Which of the muscle and joint mechanoreceptors is responsible for the detection of joint position and movement?

  • Joint capsule
  • Golgi tendon organ
  • Muscle spindle primary
  • Muscle spindle secondary

3. How is the modality of a stimuli represented by the electrical 'code' generated by the peripheral receptors in response to a stimuli?

  • By different types of sensory receptor and different sensory pathways
  • By the mean frequency of action potentials
  • By the duration of the action potential
  • By the localised area in which the receptor can be activated

4. Which Brodmann's area is not present in the primary somatic sensory cortex?

  • 4
  • 3b
  • 2
  • 1
  • 3a

5. What is the function of the dorsal horn of the spinal cord?

  • Sensory
  • Motor

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