Disease

6. Animals or insects that carry and pass on diseases.
8. Carries oxygen and nutrients but can also spread infections like HIV.
13. Spread through contaminated water.
14. Fluid in the mouth that can spread disease through bites or sharing utensils.
16. The way a disease spreads from one host to another.
17. (10,8) Harmful bacteria that cause disease.
19. Disease from bacterial infection through cuts or wounds.
20. Not spread from one person to another.
22. (6,6) Spread through substances like blood or saliva.
25. Caused by a virus; can’t be treated with antibiotics.
27. Waste fluid from the body; can contain pathogens in some infections.
29. (6,7) Catching a disease by touching an infected person.
30. (8,5) Reproductive fluid that can carry sexually transmitted infections.
33. Caused by fungi such as yeasts or moulds.
35. Liquid from eyes that can contain trace pathogens but mostly protects against infection.
37. (6,6) Substances like blood or saliva that can carry infections.
38. Medicines that kill or stop bacteria from growing.
39. Easily spread from person to person.
40. Releases droplets carrying germs into the air.

1. Lung disease often caused by smoking; damages air sacs.
2. Condition where the body can’t properly regulate blood sugar.
3. A microorganism that causes disease.
4. Poisonous types of fungi that resemble mushrooms.
5. Deadly form of skin cancer caused by UV exposure.
7. Spreads germs from the lungs or throat through the air.
9. Spread by eating contaminated food.
10. Study of heredity and how traits and diseases are passed down.
11. Keeping clean to prevent infection and illness.
12. Fungi, some edible but others poisonous.
15. Spread through the air in tiny droplets.
18. Disease where cells grow uncontrollably, forming tumors.
21. Isolation to prevent spread of disease.
22. Caused by bacteria; often treatable with antibiotics.
23. (8,12) When disease spreads through a surface or object, not person-to-person touch.
24. Area between abdomen and thigh; common site of swelling or infection.
26. Injection that helps the body build immunity to disease.
28. (8,5) Bodily fluid that can transmit sexually transmitted infections.
31. Viral infection that causes swollen salivary glands.
32. (6,5) Nourishes infants and can transmit some infections from mother to child.
34. Viral disease causing fever and rash; prevented by vaccination.
36. (4,5) Body cells that viruses invade to reproduce.