| A | B |
| What is the definition of respiration? | A body takes in O2 and gives off CO2 |
| How many parts does the respiration system have? | 2 (breathing and the O2/CO2 exchange in the alveoli) |
| Another name for the windpipe is the... | Trachea |
| The trachea splits into 2 __ which go to the left and right lung | Bronchi (Latin for branch) |
| The Bronchi divide down to very small... | Bronchioles |
| The bronchioles end up in small air sacs called... | Alveoli (your lungs have 300,000,000 of them) |
| The actual O2/CO2 exchange takes place in the ___ of the respiratory system | Alveoli |
| Alveoli are surrounded by ___ where O2 is picked up and CO2 given off | Capillaries |
| Pulmonary means... | Lungs |
| A doctor specializing in Cardiopulmonary surgeries would treat... | Hearts and Lungs |
| The muscle at the bottom of your lungs that contracts to draw in air is the... | diaphragm |
| Blood enters the alveoli __ in color and leave __ | Blue Red |
| The __ carries deoxygenated blood to the lungs | Pulmonary Artery (only artery that carries blue blood) |
| Air is drawn into your lungs when the diaphragm make the space around your lungs... | get bigger or expand |
| What keeps your trachea open | Rings of cartilage |