The Nervous System

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Across
  1. 2. Our external environment eg light, sound and smell
  2. 5. Bring about a response e.g a muscle or gland
  3. 7. Sense our external environment
  4. 9. A gap between neurones
  5. 10. Carries impulses from the receptor to the CNS
  6. 11. Made up of the brain and spinal cord
Down
  1. 1. Another name for a nerve
  2. 3. Carries impulses from the CNS to effectors
  3. 4. My favorite subject
  4. 6. A chemical that travels across synapse
  5. 8. Nervous pathway we dont have to think about that keeps us safe