Across
- 3. frequent and watery bowel movements
- 4. an organism that lives off of another and causes harm
- 5. the disposal of sewage and waste
- 7. a disease that can be spread (is contagious)
- 9. things people do to stay healthy
Down
- 1. when the body does not have enough fluid to function properly
- 2. affecting the stomach & intestines
- 5. an indication that you have a disease
- 6. something that can pass to others and cause illness
- 8. a type of medicine that kills bacteria or prevents them from growing