Answers to Key Terms Exercise

  1. hormone
  2. cerebellum
  3. myelin sheath
  4. PET scan
  5. neurotransmitter
  6. association cortex
  7. antagonist
  8. somatic (skeletal) nervous system
  9. corpus callosum
  10. GABA
  11. glial cells (glia)
  12. selective serotonin reuptake inhibitors (SSRIs)
  13. endorphins
  14. medulla
  15. parietal lobe