Immune System
Across
- 5. the body’s largest organ
- 6. a microorganism that causes disease or fermentation
- 7. lymph nodes in the back of your mouth; top of your throat
- 9. the state of coming into contact with something
- 12. a toxin that causes immune responses
- 14. a tube that carries lymph and white blood cells
- 17. the substance inside of bones
- 18. glands between the airway of the nose and the back of the throat
- 19. an organ next to the stomach, behind the left ribs
- 20. a small organ in the upper chest
Down
- 1. a narrow pouch that comes out from the colon
- 2. a number of small swellings in the lymphatic system
- 3. a form of preventative measure against antigens
- 4. the kind of defense system you were born with
- 8. a organ system a part of the immune system
- 10. a cell capable of consuming bacteria
- 11. groupings of lymphoid follicles
- 13. a blood cell made in bone marrow
- 15. the kind of lymph node that are in the armpit
- 16. involves a barrier between pathogens and susceptibles parts of the body