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  1. What type of muscle is responsible for the movement of your body through the environment?
  2. You have precise control over the movement of your fingers, probably because:
    they have few muscle fibers per motor neuron.
  3. What is the name given to the synapse where a motor neuron's axon meets a muscle fiber?
    neuromuscular junction
  4. Which would be especially important when running up a flight of stairs at full speed?
    fast-twitch muscles
  5. A proprioceptor is sensitive to the:
    position and movement of a part of the body.
  6. A sudden stretch of a muscle excites a feedback system that opposes the stretch. This message starts in the:
    muscle spindles.
  7. Which type of proprioceptor responds to increases in muscle tension?
    Golgi tendon organ
  8. Very brief electrical stimulation of the motor cortex results in:
    muscle twitching
  9. The premotor cortex:
    is active during preparations for a movement and less active during movement itself.
  10. People with damage to the parietal cortex appear to lack ________ related to voluntary movements.
    feelings of intention
  11. Axons of the dorsolateral tract extend to what area?
    spinal cord
  12. The symptoms of cerebellar damage resemble those of:
  13. The cerebellum appears to be critical for:
    certain aspects of attention.
  14. The structure composed of the caudate nucleus, putamen, and globus pallidus is the:
    basal ganglia.
  15. What is one of the main symptoms of Parkinson's disease?
    Difficulty initiating movements.
  16. The immediate cause of Parkinson's disease is the:
    gradual, progressive death of neurons in the substantia nigra.
  17. Although several genes have been found to be more common among people with Parkinson's disease, these genes are:
    small contributors to the incidence of late-onset Parkinson's disease.
  18. Although Parkinson's disease is usually limited to old people, it has occurred in a small number of young people that:
    used a designer drug.
  19. L-dopa is most effective:
    in the early to intermediate stages of Parkinson's disease.
  20. Which parts of the brain deteriorate most strongly in Huntington's disease?
    the caudate nucleus, putamen, and globus pallidus
Card Set:
2011-12-06 06:19:36


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