Other questions in this quiz

2. normal functiong of the NS pathway

  • nigrostriatal input helps commands to disinhibit motor cortex function
  • nigrostriatal input helps commands to excite motor cortex function
  • nigrostriatal input helps commands to cause more motor cortex function

3. In parkinsons the substantia nigra has ..... influence on the striatum

  • little
  • a lot of
  • no

4. The motor cortex in a normal person usually

  • excites the thalamus
  • excites the striatum
  • excites the substantia nigra

5. In the parkinsons NG pathway BG now.......

  • inhibits the thalamus
  • inhibits directly the motor cortex
  • exites the thalamus
  • excites directly thalamus

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