Across
- 2. The tube that carries air from the nose to the lungs.
- 8. This is usually an injection (shot) that contains a little amount of a virus to help your body develop antibodies so that you are immune from catching the virus later.
- 9. Chicken pox, measles, and the flu are examples of ____________.
- 10. The organ that cleans out old cells from blood.
- 11. Small hairs in your respiratory system that help trap dust and dirt.
- 12. Muscle underneath your lungs that helps with breathing.
- 13. Two large, spongy organs in your chest that help you breathe.
Down
- 1. a type of pathogen that can be killed by antibiotics
- 3. Tiny sacs at the end of your bronchial tubes that help put oxygen in the blood.
- 4. When you are sick, white blood cells create ________ to fight the infection.
- 5. ________ flush germs out of our eyes.
- 6. Name of the body system responsible for breathing.
- 7. Largest organ of the immune system.