Respiratory System

2. In one year people in the US suffer 1 billion of these.
6. Sometimes called the windpipe.
7. Specialist in the respiratory system.
8. A flap that closes over the trachea to keep food and water from entering the lungs.
10. A type of COPD in which the alveoli are damaged and the body does not get the oxygen it needs. Often caused by smoking.
12. The main breathing muscle that lies under the lungs.

1. Chronic disease with symptoms of wheezing, coughing, chest tightness and shortness of breath
3. Spreads through the air when an infected person coughs, sneezes or talks.
4. Can prevent pneumonia and the flu.
5. Small air sacks at the end of each branch of the bronchi.
9. A test where a person blows into a tube as long and hard as they can is called a _______ Function Test.
11. Also known as the voice box.