B3 Crossword I

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Across
  1. 3. A nerve pathway that skips the brain (two words)
  2. 6. The process by which the body maintains internal conditions
  3. 10. CNS (three words)
  4. 11. Carries electrical impulses from the CNS to the effector (two words)
  5. 12. Carries an electrical impulse from sensory neurones to motor neurones (two words)
  6. 13. Muscles or glands that produce a response
  7. 14. The hormone released by the thyroid gland that controls available energy for cells
  8. 15. Carries an impulse away from a cell body
Down
  1. 1. Carries an impulse to the cell body
  2. 2. Groups of cells that detect a stimulus
  3. 4. A system of control use in homeostasis that inhibts the release of chemicals (two words)
  4. 5. A hormone that is released in preparation for intesive action
  5. 7. Carries an electrical impulses from receptor cells to the CNS (two words)
  6. 8. A change in the environment
  7. 9. A chemical messenger that can be released by glands