Respiratory System

4. Breathing in and out is known as ________.
6. One of the main purpose of respiration is to create _____.
7. This is the percent of oxygen that we breathe out.
9. This is what breathing in is called.
11. This is a flexible tube held open by rings of cartilage
13. Your respiratory rate at rest is _______ breaths a minute.
14. Exercise causes more alveoli to become surrounded with _______ so gas exchange is more efficient
19. A flap of cartilage that stops food going in to the windpipe
20. Respiration If you take a 10 minutes jog around the gym, what type of respiration would use?
21. These filter the air that enters through your nose
23. This is the amount of nitrogen we breathe in and out

1. volume Is the amount of air you breathe in or out with each breathe.
2. Is a sheet of muscle below the lungs.
3. This is your voice box
4. These protect the lungs
5. Creating energy with the use of oxygen is known as what type of respiration?
8. This is what breathing out is called.
10. Their walls are so thin that gases can pass through them
11. This is the percent of carbon dioxide we exhale.
12. Which type of respiration will you use if you do a sprint from your class to the gym?
15. acid The formula for anaerobic respiration is glucose is equal to energy and ________.
16. The alveoli are at the end of bronchiole and is smaller than a grain of _______ .
17. rate Is how many breathe you take in one minute
18. capacity Is the maximum amount of air you breathe out, after you have breathe in deeply.
22. This is the percent of oxygen we breathe in