The gas exchange system in healthy humans

12 questions

1. What is the scientific name for the windpipe?
2. Which measurements do you need to calculate breathing rate?
3. Exercise will ___ breathing rate.
4. Which sub-cellular structure is the site of respiration?
5. The surface area of the rectangle is ___ cm².
6. If the volume of a box gets smaller, the pressure inside will ...
7. True or false? The small air sacs found in the lungs are known as bronchioles.
8. What are the rings around the trachea made from?
9. During ___ the intercostal muscles and diaphragm contract.
10. What do alveoli have to maintain a concentration gradient?
11. The lungs need to excrete ___ as it is a waste product of respiration.
12. Put the statements in the right order to describe inhalation.

License: OGL