Laughing puzzle

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Across
  1. 1. uncontrollable laughing and crying disorder
  2. 4. an action expressed to a situation
  3. 7. manic man
  4. 8. NO solution
  5. 10. part of the brain that's responsible for behavioral and emotional responses.
  6. 11. expression of sadness
  7. 12. Treats mental disorders primarily with medications.
  8. 14. medication to make you happy
  9. 16. expression of feelings
  10. 17. expression of happiness
  11. 18. A physical or mental indicator
Down
  1. 2. Can not control
  2. 3. Someone to talk about your problems
  3. 5. Treats nervous system disorders
  4. 6. In the genes
  5. 9. disorder that can affect mood, behavior and thinking
  6. 13. injury to the brain that effects brain function
  7. 15. treatment