1. What happens to the foreign matter, such as dust, after it is caught by the cilia?
2. How fast is a sneeze?
3. The _______________ is just another name for the throat. It is also a part of the __________________ system.  The ___________________ keeps food and liquid from entering your lungs. 
4. The larynx, or _____________ ___________, contains the vocal cords which vibrate to produce sound. 
5. The ________________ (windpipe) stretches from the neck into the chest cavity. The trachea divides into two tubes called the __________________ which lead into each lung. 
6. The bronchi divide into smaller tubes called the _________________________ that end in tiny air sacs called _____________________. 
7. The alveoli is where gas exchange (Oxygen for Carbon Dioxide) occurs and could cover a _________________ ______________ if you spread them out on the ground. 
8. Oxygen in the alveoli move into the bloodstream through a process called

_______________. Oxygen is carried through the body by the blood. 

9. The lungs have the ability to inflate without losing shape and are surrounded by a lining called the _______________. 
10. The ___________________is an airtight box in the body that houses the lungs, heart, and other structures. The _________________ separates the chest cavity from the abdomen and moves up and down to help move air in and out of the lungs. 
11. As we breathe in, the diaphragm moves __________________ toward the abdomen which ___________________ the chest cavity and pulls air into the body. When you exhale the diaphragm moves up so air flows from the ______________ and out of the respiratory system.