Biology Jargon: Human Body Systems

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Across
  1. 1. – Neuron junction
  2. 5. – Nerve cell
  3. 7. – Signal carrier
  4. 12. – Water diffusion
  5. 13. – Kidney unit
  6. 15. – Biological catalyst
  7. 16. – Waste removal
  8. 19. – Body reaction
  9. 20. – Signal receiver
  10. 21. – Substance separation
  11. 22. – Substance recovery
  12. 23. – Passive movement
  13. 24. – Capillary cluster
Down
  1. 2. – Environmental change
  2. 3. – Tiny vessel
  3. 4. – Gland system
  4. 6. – Chemical messenger
  5. 8. – Air sacs
  6. 9. – Internal balance
  7. 10. Transport – Energy movement
  8. 11. – Incoming vessel
  9. 14. – Oxygen carrier
  10. 17. – Chemical processes
  11. 18. – Outgoing vessel
  12. 25. – Automatic response