Across
- 3. A cluster of nerve cells
- 6. Complete set of genetic material
- 8. The throat
- 9. Microscopic infectious agent
- 11. Disease-causing organism
- 14. Toxin that induces immunity
- 16. Gland in the neck
- 18. Tiny air sacs in the lungs
- 22. Support for an injured limb
- 23. Smallest blood vessel
- 24. Thigh bone
- 25. Inadequate blood supply
Down
- 1. Non-cancerous
- 2. Induced loss of sensation
- 4. The master gland
- 5. Airway in the respiratory tract
- 7. Cancerous and invasive
- 10. Relating to the heart
- 12. Eye condition of the optic nerve
- 13. Sac enclosing the heart
- 15. Body's main artery
- 17. Body's response to infection
- 19. Sugar found in milk
- 20. Inert medical treatment
- 21. Shin bone