Across
- 2. The child is less alert than normal, making less eye contact, or less interested in their surroundings
- 3. Skin infestation that can cause scratching and skin damage
- 7. Diseases that can be passed from one person to person, or transmitted by animals or contaminated food or water
- 8. The acid here kills most harmful bacteria
- 9. Group of organisms that includes yeast, moulds and mushrooms
- 10. Can only grow and reproduce inside other living cells, called their host.
- 11. Disorders caused by organisms
- 14. Found almost everywhere, including in and on the human body
- 15. This type of washing helps protect you from most infectious diseases
- 16. Effective barrier against invading pathogens
- 17. These nodes are the cells of the immune system
Down
- 1. The blood cells attack pathogens both in the blood itself and in other tissues of the body
- 4. Assists body in protecting itself against bacterial infections
- 5. Antibodies secreted here attack viruses that have landed in this area
- 6. Microscopic living things that thrive on moisture and often spread diseases through water
- 7. Reliable way to prevent some infections
- 9. This type of convulsion is caused by a fever
- 12. Fine hair-like projections
- 13. Live in and on our bodies, they are normally harmless or even helpful but under certain conditions, some organisms may cause disease
- 17. The child wants to lie down or be held rather than participate