Train your brain

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Across
  1. 1. The ability to concentrate
  2. 3. The organ inside the head
  3. 4. The science of numbers
  4. 6. The experimenter of the Oxford Study
  5. 9. The neurotransmitteurs that increase the influx between neurones
Down
  1. 1. The part of the brain that plays a role in complex reasoning.
  2. 2. An image obtained by magnetic resonance imaging.
  3. 5. What is GABA ?
  4. 7. The ability to reason
  5. 8. The ability of the nervous system to reorganize its structure or connexions.